SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Carr Oliver T III

(Last)

(First)

(Middle)

1750 H STREET, N.W. SUITE 500

(Street)

WASHINGTON

20006

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Columbia Equity Trust, Inc. [ COE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	President/ CEO/Chairman

3. Date of Earliest Transaction (Month/Day/Year)
03/01/2007

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock, par value $.001 per share	03/01/2007		D		3,250	D	$19.5⁽¹⁾	0	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Units⁽²⁾	$0.00	03/01/2007		D			102,201⁽³⁾	07/05/2006⁽²⁾	⁽⁴⁾	Common Stock	102,201	⁽⁵⁾	0	I	Held by Carr Capital Corporation
Units⁽²⁾	$0.00	03/01/2007		D			127,655⁽⁶⁾	07/05/2006⁽²⁾	⁽⁴⁾	Common Stock	127,655	$19.5⁽¹⁾	2,243	I	Held by Carr Capital Real Estate Investments, LLC
Units⁽²⁾	$0.00	03/01/2007		D			2,243⁽⁶⁾	07/05/2006⁽²⁾	⁽⁴⁾	Common Stock	2,243	⁽⁷⁾	0	I	Held by Carr Capital Real Estate Investments, LLC
LTIP Units⁽⁸⁾	$0.00	03/01/2007		D			35,000	07/05/2006⁽²⁾	⁽⁴⁾	Units	35,000	⁽⁹⁾	0	D

Explanation of Responses:

1. Disposed of for $19.50 in cash pursuant to a merger agreement.

2. Units of limited partnership interest of Columbia Equity, LP ("Units") may be redeemed for shares of the issuer's common stock on a one-for-one basis or, at the election of the issuer, cash equal to the fair market value of such shares, beginning July 5, 2006.

3. Amount of securities in this column represents reporting person's pro rata ownership interest in CCC. The reporting person disclaims beneficial ownership of the remaining balance of Units held by CCC.

4. Expire upon dissolution or expiration of the term of Columbia Equity, LP, whichever occurs first.

5. Disposed of pursuant to merger agreement between issuer and SSPF/CET Operating Company, LLC ("Acquiror") in exchange for 58,021 common units of membership interest of Acquiror ("Acquiror Common Units") and 44,173 preferred units of membership interest of Acquiror ("Acquiror Preferred Units"), each having a value of $19.50 per unit on the effective date of the merger.

6. CCREI is wholly owned by CCC. Aggregate amount of securities in these columns represent reporting person's pro rata ownership interest in CCC. Reporting person disclaims beneficial ownership of remaining balance of Units held by CCC.

7. Disposed of pursuant to merger agreement in exchange for 2,243 Acquiror Preferred Units.

8. LTIP Units may be converted into Units on a one-for-one basis.

9. Disposed of pursuant to merger agreement in exchange for 8,750 Acquiror Common Units and 26,250 Acquiror Preferred Units, each having a value of $19.50 per unit on the effective dae of the merger.

Remarks:

	/s/ John A. Schissel Attorney-in-Fact	03/05/2007
	** 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 4 (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).
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