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* Oberbeck Christian L (Last) (First) (Middle) KOPPERS HOLDINGS INC. 436 SEVENTH AVENUE (Street) PITTSBURGH PA 15219 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 01/31/2006	3. Issuer Name and Ticker or Trading Symbol Koppers Holdings Inc. [ KOP ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 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) X Form filed by One Reporting Person 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 stock, par value $0.01 per share	7,423,341	I	I(1)(2)(3)
Common stock, par value $0.01 per share	1,116,028	I	I(1)(2)(3)

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

Explanation of Responses:

1. Saratoga Partners III, L.P. owns 7,423,341 shares of Koppers Holdings Inc.'s common stock (the "Common Stock") reported as beneficially owned in the above table. Saratoga Partners III, CV (together with Saratoga Partners III, L.P., the "Saratoga Funds") owns 1,116,028 shares of Common Stock reported as beneficially owned in the above table. Saratoga Management Company LLC is the Investment Manager of each of the Saratoga Funds and has investment and voting control over the shares of Com-mon Stock held by each of the Saratoga Funds. Mr. Oberbeck is a Managing Director of Saratoga Management Company LLC and may be deemed to share beneficial ownership of the Common Stock controlled by Saratoga Management Company LLC.

2. Pursuant to Rule 16a-1(a)(4) of the Securities Exchange Act of 1934, as amended, Mr. Oberbeck herein disclaims beneficial ownership of any of the shares of Common Stock covered by this Statement, except to the extent of his pecuniary interest in such shares of Common Stock.

3. Information with respect to Saratoga Partners III, L.P. may be found in a corresponding Form 3 filed on the date hereof.

Remarks:

Exhibit List - Exhibit 24 - Power of Attorney

	/s/ Christian L. Oberbeck	01/26/2006
	** 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).
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