SEC FORM 3 SEC Form 3
FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
 
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1. Name and Address of Reporting Person*
SUTTER HILL VENTURES

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
02/10/2010
3. Issuer Name and Ticker or Trading Symbol
QUINSTREET, INC [ QNST ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
5. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common 54,547 D
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Series A Preferred Stock (1) (1) Common 2,682,168 (1) D
Series B Preferred Stock (2) (2) Common 772,828 (2) D
1. Name and Address of Reporting Person*
SUTTER HILL VENTURES

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
1. Name and Address of Reporting Person*
ANDERSON DAVID L

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
1. Name and Address of Reporting Person*
BAKER G LEONARD JR

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
1. Name and Address of Reporting Person*
BIRD JEFFREY W

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
1. Name and Address of Reporting Person*
COXE TENCH

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
1. Name and Address of Reporting Person*
GAITHER JAMES C

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
1. Name and Address of Reporting Person*
SANDS GREGORY P

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
1. Name and Address of Reporting Person*
SHEEHAN ANDREW T

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
1. Name and Address of Reporting Person*
Speiser Michael L

(Last) (First) (Middle)
755 PAGE MILL RD., SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
1. Name and Address of Reporting Person*
SWEET DAVID E

(Last) (First) (Middle)
755 PAGE MILL ROAD, SUITE A-200

(Street)
PALO ALTO CA 94304-1005

(City) (State) (Zip)
Explanation of Responses:
1. The issuer's Series A Preferred Stock converts automatically into common stock without consideration on a two-for-one basis immediately upon the completion of the issuer's initial public offering.
2. The issuer's Series B Preferred Stock converts automatically into common stock without consideration on a one-for-one basis immediately upon the completion of the issuer's initial public offering.
Remarks:
qnstats1.TXT, qnstshv1.TXT, qnstdes1.TXT, qnstdla1.TXT, qnstglb1.TXT, qnstgps1.TXT, qnstjcg1.TXT, qnstjnw1.TXT, qnstjwb1.TXT, qnstmls1.TXT, qnsttc1.TXT, qnstwhy1.TXT. Multiple Forms submitted.
Robert Yin, by power of attorney 02/10/2010
Robert Yin, by power of attorney 02/10/2010
Robert Yin, by power of attorney 02/10/2010
Robert Yin, by power of attorney 02/10/2010
Robert Yin, by power of attorney 02/10/2010
Robert Yin, by power of attorney 02/10/2010
Robert Yin, by power of attorney 02/10/2010
Robert Yin, by power of attorney 02/10/2010
Robert Yin, by power of attorney 02/10/2010
Robert Yin, by power of attorney 02/10/2010
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, David L. Andersn, G. Leonard
Baker, Jr., Jeffrey W. Bird, Tench Coxe, James C. Gaither, Gregory P. Sands,
Michael L. Speiser, James N. White, or William H. Younger, Jr. to
execute for and on behalf of the undersigned Forms 3, 4, and 5, and any
Amendments thereto for QuinStreet, Inc. ("the Company"), and cause such
form(s) to be filed with the United States Securities and Exchange Commission
pursuant to Section 16(a) of the Securities Act of 1934, relating to the
undersigned's beneficial ownership of securities in the Company.  The
undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the undersigned
might or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact's substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the rights and
powers herein granted.  The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such a capacity at the request of
the undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ Andrew T. Sheehan


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, David L. Andersn, G. Leonard
Baker, Jr., Jeffrey W. Bird, Tench Coxe, James C. Gaither, Gregory P. Sands,
Andrew T. Sheehan, Michael L. Speiser, or William H. Younger, Jr. to
execute for and on behalf of the undersigned Forms 3, 4, and 5, and any
Amendments thereto for QuinStreet, Inc. ("the Company"), and cause such
form(s) to be filed with the United States Securities and Exchange Commission
pursuant to Section 16(a) of the Securities Act of 1934, relating to the
undersigned's beneficial ownership of securities in the Company.  The
undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the undersigned
might or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact's substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the rights and
powers herein granted.  The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such a capacity at the request of
the undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ James N. White


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
Robert Yin, Patricia Tom, David L. Anderson, G. Leonard Baker, Jr., Jeffrey
W. Bird, Tench Coxe, James C. Gaither, Gregory P. Sands, Andrew T. Sheehan,
Michael L. Speiser, James N. White, or William H. Younger, Jr. to execute
for and on behalf of the undersigned Forms 3, 4, and 5, and any Amendments
thereto for QuinStreet, Inc. ("the Company"), and cause such form(s) to be
filed with the United States Securities and Exchange Commission pursuant
to Section 16(a) of the Securities Act of 1934, relating to the
undersigned's beneficial ownership of securities in the Company.   The
undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the undersigned
might
or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact's substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the rights and powers
herein granted.  The undersigned acknowledges that the foregoing attorneys-in-
fact, in serving in such a capacity at the request of the undersigned, are not
assuming, nor is the Company assuming, any of the undersigned's
responsibilities to comply with Section 16 of the Securities Exchange Act of
1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ David E. Sweet


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, David L. Andersn, Jeffrey W. Bird,
Tench Coxe, James C. Gaither, Gregory P. Sands, Andrew T. Sheehan, Michael
L. Speiser, James N. White, or William H. Younger, Jr. to execute for and on
behalf of the undersigned Forms 3, 4, and 5, and any Amendments thereto for
QuinStreet, Inc. ("the Company"), and cause such form(s) to be filed with the
United States Securities and Exchange Commission pursuant to Section 16(a) of
the Securities Act of 1934, relating to the undersigned's beneficial ownership
of securities in the Company.  The undersigned hereby grants to each such
attorney-in-fact full power and authority to do and perform any and every act
and thing whatsoever requisite, necessary, or proper to be done in the exercise
of any of the rights and powers herein granted, as fully to all intents and
purposes as the undersigned might or could do if personally present, with full
power of substitution or revocation, hereby ratifying and confirming all that
such attorney-in-fact, or such attorney-in-fact's substitute or substitutes,
shall lawfully do or cause to be done by virtue of this power of attorney and
the rights and powers herein granted.  The undersigned acknowledges that the
foregoing attorneys-in-fact, in serving in such a capacity at the request of
the undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ G. Leonard Baker, Jr.


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, David L. Andersn, G. Leonard
Baker, Jr.,Jeffrey W. Bird, James C. Gaither, Gregory P. Sands, Andrew T.
Sheehan, Michael L. Speiser, James N. White, or William H. Younger, Jr. to
execute for and on behalf of the undersigned Forms 3, 4, and 5, and any
Amendments thereto for QuinStreet, Inc. ("the Company"), and cause such
form(s) to be filed with the United States Securities and Exchange Commission
pursuant to Section 16(a) of the Securities Act of 1934, relating to the
undersigned's beneficial ownership of securities in the Company.  The
undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the undersigned
might or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact's substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the rights and
powers herein granted.  The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such a capacity at the request of
the undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ Tench Coxe


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, or Patricia Tom to execute for and on behalf of
the undersigned Forms 3, 4, and 5, and any Amendments thereto for QuinStreet,
Inc. ("the Company"), and cause such form(s) to be filed with the United
States Securities and Exchange Commission pursuant to Section 16(a) of the
Securities Act of 1934, relating to the undersigned's beneficial ownership
of securities in the Company.   The undersigned hereby grants to each such
attorney-in-fact full power and authority to do and perform any and every
act and thing whatsoever requisite, necessary, or proper to be done in the
exercise of any of the rights and powers herein granted, as fully to all
intents and purposes as the undersigned might or could do if personally
present, with full power of substitution or revocation, hereby ratifying
and confirming all that such attorney-in-fact, or such attorney-in-fact's
substitute or substitutes, shall lawfully do or cause to be done by virtue
of this power of attorney and the rights and powers herein granted. The
undersigned acknowledges that the foregoing attorneys-in-fact, in serving
in such a capacity at the request of the undersigned, are not assuming, nor
is the Company assuming, any of the undersigned's responsibilities to comply
with Section 16 of the Securities Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4, and 5 with respect
to the undersigned's holdings of, and transactions in, securities issued by
the Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of this 5th day of February, 2010.


                                    SUTTER HILL VENTURES, A CALIFORNIA
				    LIMITED PARTNERSHIP


                              /s/   Gregory P. Sands
                                    Managing Director of the General Partner


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, G. Leonard Baker, Jr., Jeffrey W.
Bird, Tench Coxe, James C. Gaither, Gregory P. Sands, Andrew T. Sheehan,
Michael L. Speiser, James N. White, or William H. Younger, Jr. to execute
for and on behalf of the undersigned Forms 3, 4, and 5, and any Amendments
thereto for QuinStreet, Inc. ("the Company"), and cause such form(s) to be
filed with the United States Securities and Exchange Commission pursuant to
Section 16(a) of the Securities Act of 1934, relating to the undersigned's
beneficial ownership of securities in the Company.   The undersigned hereby
grants to each such attorney-in-fact full power and authority to do and
perform any and every act and thing whatsoever requisite, necessary, or
proper to be done in the exercise of any of the rights and powers herein
granted, as fully to all intents and purposes as the undersigned might
or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact's substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the rights and powers
herein granted.  The undersigned acknowledges that the foregoing attorneys-in-
fact, in serving in such a capacity at the request of the undersigned, are not
assuming, nor is the Company assuming, any of the undersigned's
responsibilities to comply with Section 16 of the Securities Exchange Act of
1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ David L. Anderson


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, G. Leonard Baker, Jr., Jeffrey W.
Bird, Tench Coxe, James C. Gaither, David L. Anderson, Andrew T. Sheehan,
Michael L. Speiser, James N. White, or William H. Younger, Jr. to execute
for and on behalf of the undersigned Forms 3, 4, and 5, and any
Amendments thereto for QuinStreet, Inc. ("the Company"), and cause such
form(s) to be filed with the United States Securities and Exchange Commission
pursuant to Section 16(a) of the Securities Act of 1934, relating to the
undersigned's beneficial ownership of securities in the Company.   The
undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the undersigned
might
or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact's substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the rights and powers
herein granted.  The undersigned acknowledges that the foregoing attorneys-in-
fact, in serving in such a capacity at the request of the undersigned, are not
assuming, nor is the Company assuming, any of the undersigned's
responsibilities to comply with Section 16 of the Securities Exchange Act of
1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ Gregory P. Sands


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, David L. Andersn, G. Leonard
Baker, Jr., Jeffrey W. Bird, Tench Coxe, Gregory P. Sands, Andrew T.
Sheehan, Michael L. Speiser, James N. White, or William H. Younger, Jr. to
execute for and on behalf of the undersigned Forms 3, 4, and 5, and any
Amendments thereto for QuinStreet, Inc. ("the Company"), and cause such
form(s) to be filed with the United States Securities and Exchange Commission
pursuant to Section 16(a) of the Securities Act of 1934, relating to the
undersigned's beneficial ownership of securities in the Company.  The
undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the undersigned
might or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact's substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the rights and
powers herein granted.  The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such a capacity at the request of
the undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ James C. Gaither


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, David L. Andersn, G. Leonard
Baker, Jr., Tench Coxe, James C. Gaither, Gregory P. Sands, Andrew T. Sheehan,
Michael L. Speiser, James N. White, or William H. Younger, Jr. to execute for
and on behalf of the undersigned Forms 3, 4, and 5, and any Amendments thereto
for QuinStreet, Inc. ("the Company"), and cause such form(s) to be filed with
the United States Securities and Exchange Commission pursuant to Section 16(a)
of the Securities Act of 1934, relating to the undersigned's beneficial
ownership of securities in the Company.  The undersigned hereby grants to each
such attorney-in-fact full power and authority to do and perform any and every
act and thing whatsoever requisite, necessary, or proper to be done in the
exercise of any of the rights and powers herein granted, as fully to all intents
and purposes as the undersigned might or could do if personally present, with
full power of substitution or revocation, hereby ratifying and confirming all
that such attorney-in-fact, or such attorney-in-fact's substitute or
substitutes, shall lawfully do or cause to be done by virtue of this power of
attorney and the rights and powers herein granted.  The undersigned acknowledges
that the foregoing attorneys-in-fact, in serving in such a capacity at the
request of
the undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ Jeffrey W. Bird


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, David L. Andersn, G. Leonard
Baker, Jr., Jeffrey W. Bird, Tench Coxe, James C. Gaither, Gregory P. Sands,
Andrew T. Sheehan, James N. White, or William H. Younger, Jr. to
execute for and on behalf of the undersigned Forms 3, 4, and 5, and any
Amendments thereto for QuinStreet, Inc. ("the Company"), and cause such
form(s) to be filed with the United States Securities and Exchange Commission
pursuant to Section 16(a) of the Securities Act of 1934, relating to the
undersigned's beneficial ownership of securities in the Company.  The
undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the undersigned
might or could do if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact,
or such attorney-in-fact's substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the rights and
powers herein granted.  The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such a capacity at the request of
the undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ Michael L. Speiser


POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby authorizes
David E. Sweet, Robert Yin, Patricia Tom, David L. Andersn, G. Leonard
Baker, Jr., Jeffrey W. Bird, Tench Coxe, James C. Gaither, Gregory P. Sands,
Andrew T. Sheehan, Michael L. Speiser, or James N. White to execute for and
on behalf of the undersigned Forms 3, 4, and 5, and any Amendments thereto
for QuinStreet, Inc. ("the Company"), and cause such form(s) to be filed with
the United States Securities and Exchange Commission pursuant to Section 16(a)
of the Securities Act of 1934, relating to the undersigned's beneficial
ownership of securities in the Company.  The undersigned hereby grants to
each such attorney-in-fact full power and authority to do and perform any
and every act and thing whatsoever requisite, necessary, or proper to be
done in the exercise of any of the rights and powers herein granted, as
fully to all intents and purposes as the undersigned might or could do if
personally present, with full power of substitution or revocation, hereby
ratifying and confirming all that such attorney-in-fact, or such attorney-
in-fact's substitute or substitutes, shall lawfully do or cause to be done
by virtue of this power of attorney and the rights and powers herein granted.
The undersigned acknowledges that the foregoing attorneys-in-fact, in serving
in such a capacity at the request of the undersigned, are not assuming, nor
is the Company assuming, any of the undersigned's responsibilities to comply
with Section 16 of the Securities Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.
	In witness whereof, the undersigned has caused this Power of Attorney
to be executed as of January 12, 2010.




                                        /s/ William H. Younger, Jr.