Ownership Submission
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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Bromme Michael
 2. Date of Event Requiring Statement (Month/Day/Year)
12/09/2009		 3. Issuer Name and Ticker or Trading Symbol
DemandTec, Inc. [DMAN]
(Last)
(First)
(Middle)
1 FRANKLIN PARKWAY, BUILDING 910		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Sr. VP, Worldwide Sales
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

SAN MATEO, CA 94403		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
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 Stock (1) 10,688
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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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 of Derivative Security: 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
Incentive Stock Option (right to buy)   (2) 09/09/2014 Common Stock 22,500 $ 1.3 D  
Incentive Stock Option (right to buy)   (2) 11/17/2015 Common Stock 5,000 $ 1.9 D  
Incentive Stock Option (right to buy)   (3) 03/23/2016 Common Stock 50,000 $ 2.7 D  
Non-Qualified Stock Option (right to buy)   (4) 10/06/2015 Common Stock 75,000 $ 8.74 D  
Non-Qualified Stock Option (right to buy)   (5) 06/02/2015 Common Stock 50,000 $ 8.8 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Bromme Michael
1 FRANKLIN PARKWAY
BUILDING 910
SAN MATEO, CA 94403		       Sr. VP, Worldwide Sales  

Signatures

By: Michael McAdam, Attorney in Fact For: Michael Bromme 12/11/2009
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Exempt grants of restricted stock units under the issuer's 2007 Equity Incentive Plan; 5,688 units will vest on January 15, 2010 and 5,000 units will vest on April 15, 2010, subject to the reporting person's continued service.
(2) The stock option is fully vested and exercisable.
(3) The stock option vests and becomes exercisable with respect to 2.0833% of the option each month until March 1, 2010, subject to the reporting person's continued service.
(4) The stock option vests and becomes exercisable with respect to 2.0833% of the option each month until October 1, 2012, subject to the reporting person's continued service
(5) The stock option vests and becomes exercisable with respect to 2.0833% of the option each month until June 3, 2012, subject to the reporting person's continued service.

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