UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Amendment No. 1 to

SCHEDULE TO

(Rule 13e-4)

TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1)
OF THE SECURITIES EXCHANGE ACT OF 1934

FORRESTER RESEARCH, INC.

Options to Purchase Shares of Common Stock, Par Value $.01 Per Share
(Title of Class of Securities)

346563109
(CUSIP Number of Class of Securities)
(Underlying Common Stock)

Gail S. Mann
Chief Legal Officer
Forrester Research, Inc.
400 Technology Square
Cambridge, Massachusetts 02139
(617) 613-6000
(Name, address and telephone number of person authorized to receive notices and communications on behalf of filing person)

Copy to:
Keith F. Higgins, Esq.
Ropes & Gray, LLP
One International Place
Boston, MA 02210
(617) 951-7000

CALCULATION OF FILING FEE

	Transaction valuation*			Amount of filing fee**
	$3,239,718.87			$	99.46

*		The “transaction valuation” set forth above is based on the Black-Scholes option valuation model, and assumes that all outstanding options eligible for tender covering an aggregate of 212,614 shares of common stock of Forrester Research, Inc. will be amended pursuant to this offer, which may not occur.

**		The amount of the filing fee, calculated in accordance with Rule 0-11 under the Securities Exchange Act of 1934, as amended, equals $30.70 per $1,000,000 of transaction valuation. The transaction valuation set forth above was calculated for the sole purpose of determining the filing fee, and should not be used or relied upon for any other purpose.
x		Check box if any part of the fee is offset as provided by Rule 0-11(a)(2) and identify the filing with which the offsetting fee was previously paid. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.
		Amount Previously Paid:		$99.46
		Form or Registration No.:		005-50099
		Filing party:		Forrester Research, Inc.
		Date filed:		November 19, 2007
¨		Check the box if the filing relates solely to preliminary communications made before the commencement of a tender offer.
Check the appropriate boxes below to designate any transactions to which the statement relates:
¨		third party tender offer subject to Rule 14d-1.
x		issuer tender offer subject to Rule 13e-4.
¨		going-private transaction subject to Rule 13e-3.
¨		amendment to Schedule 13D under Rule 13d-2.
Check the following box if the filing is a final amendment reporting the results of the tender offer.   ¨

 

 

Introductory Statement

This Amendment No. 1 amends and supplements the Tender Offer Statement on Schedule TO (the “Schedule TO”) filed with the Securities and Exchange Commission on November 19, 2007, relating to our offer (the “Offer”) to amend or replace certain options defined as “Eligible Options” in the Offer to Amend or Replace Eligible Options (the “Offer to Amend or Replace”) attached to the Schedule TO as Exhibit (a)(1)(A) held by current employees of Forrester Research, Inc. subject to income taxation in the United States. Except as amended and supplemented by this Amendment No. 1, all of the terms of the Offer and all disclosure set forth in the Schedule TO and the exhibits thereto remain unchanged and are incorporated herein by reference to this Amendment No 1.

The purpose of Amendment No. 1 is to file Exhibit (a)(1)(J), which informs eligible employees that the website address to participate in the Offer set forth in the Schedule TO and the exhibits thereto is incorrect and that the correct website is http://goforr.forrester.com/sites/TO/default.aspx.

ITEM 12. EXHIBITS.

Item 12 of the Schedule TO is amended and restated as follows:

EXHIBIT NUMBER		DESCRIPTION
(a)(1)(A)		Offer to Amend or Replace Eligible Options, dated November 19, 2007*
(a)(1)(B)		Form of e-mail announcement regarding commencement of offer, dated November 19, 2007*
(a)(1)(C)		Offer to Amend or Replace Eligible Options website pages*
(a)(1)(D)		Form of addendum*
(a)(1)(E)		Election agreement terms and conditions*
(a)(1)(F)		Form of confirmation e-mail*
(a)(1)(G)		Form of reminder e-mail*
(a)(1)(H)		Form of amendment agreement*
(a)(1)(I)		Form of Non-Qualified Stock Option Certificate is incorporated herein by reference from Exhibit 10.2 to Form 10-Q, filed with the SEC on November 9, 2006*
(a)(1)(J)		E-mail to all eligible employees dated November 20, 2007
(b)		Not applicable
(d)(1)		Amended and Restated Forrester Research, Inc. 1996 Equity Incentive Plan is incorporated herein by reference from Exhibit 10.3 to Form 10-K, filed with the SEC on March 14, 2005*
(d)(2)		Forrester Research, Inc. 2006 Equity Incentive Plan is incorporated herein by reference from Exhibit 10.1 to Form 10-Q, filed with the SEC on August 9, 2006*
(g)		Not applicable
(h)		Not applicable

SIGNATURE

After due inquiry and to the best of my knowledge and belief, I certify that the information set forth in this Amendment No. 1 to Schedule TO is true, complete and correct.

INDEX OF EXHIBITS

EXHIBIT NUMBER		DESCRIPTION
(a)(1)(A)		Offer to Amend or Replace Eligible Options, dated November 19, 2007*
(a)(1)(B)		Form of e-mail announcement regarding commencement of offer, dated November 19, 2007*
(a)(1)(C)		Offer to Amend or Replace Eligible Options website pages*
(a)(1)(D)		Form of addendum*
(a)(1)(E)		Election agreement terms and conditions*
(a)(1)(F)		Form of confirmation e-mail*
(a)(1)(G)		Form of reminder e-mail*
(a)(1)(H)		Form of amendment agreement*
(a)(1)(I)		Form of Non-Qualified Stock Option Certificate is incorporated herein by reference from Exhibit 10.2 to Form 10-Q, filed with the SEC on November 9, 2006*
(a)(1)(J)		E-mail to all eligible employees dated November 20, 2007
(b)		Not applicable
(d)(1)		Amended and Restated Forrester Research, Inc. 1996 Equity Incentive Plan is incorporated herein by reference from Exhibit 10.3 to Form 10-K, filed with the SEC on March 14, 2005*
(d)(2)		Forrester Research, Inc. 2006 Equity Incentive Plan is incorporated herein by reference from Exhibit 10.1 to Form 10-Q, filed with the SEC on August 9, 2006*
(g)		Not applicable
(h)		Not applicable

Exhibit (a)(1)(J)

E-MAIL TO ALL ELIGIBLE EMPLOYEES

To:		[EMAIL ADDRESS]
From:		elemons@forrester.com
Date:		November 20, 2007
Subject:		Action Required: Urgent Information Regarding Your Stock Options (Update)

          Yesterday, you received an email with important information about your stock options. One of the two embedded hyperlinks to the Offer to Amend or Replace Eligible Options was incorrect. If you were previously unable to access the site, please use the following correct link: http://goforr.forrester.com/sites/TO/default.aspx. All of the other information and instructions in that previous email remain valid. If you have any questions, please contact Elizabeth Lemons at elemons@forrester.com.