SC TO-T/A

SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

SCHEDULE TO
(Rule 14d-100)
Tender Offer Statement under Section
14(d)(1) or 13(e)(1) of the Securities Exchange Act of 1934
(AMENDMENT NO. 1)

RADVISION LTD.
(Name of Subject Company (Issuer))

ZOHAR ZISAPEL
(Name of Filing Person (Offeror))

ORDINARY SHARES, PAR VALUE NIS 0.10 PER SHARE
(Title of Class of Securities)

M81869105
(CUSIP Number of Class of Securities)

Zohar Zisapel
24 Raoul Wallenberg Street, Tel-Aviv 69719, Israel
+972-3-645-8101

(Name, address and telephone numbers of person authorized to receive
notices and communications on behalf of filing persons)

With copies to:
Steven J. Glusband, Esq. Noam Nativ, Adv.
Carter Ledyard & Milburn LLP Goldfarb, Levy, Eran, Meiri, Tzafrir & Co.
2 Wall Street 2 Weizmann Street
New York, New York 10005 Tel Aviv 64239, Israel
Telephone: (212) 732-3200 Telephone: (972) 3-608-9999
Telecopy: (212) 732-3232  

CALCULATION OF FILING FEE

Transaction Valuation* Amount of Filing Fee**
$ 6,119,782 $ 341.48***

* For purposes of calculating the filing fee only, this amount is based on the offer to purchase 971,394 ordinary shares of Radvision Ltd. at a purchase price of $6.30 cash per share.

** Calculated in accordance with Section 14(g) of the Securities Exchange Act of 1934, as amended, by multiplying the transaction valuation by 0.0000558.

*** Previously paid.

o Check the 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: None. Filing Party: Not Applicable.
Form or Registration No.: Not Applicable. Date Filed: Not Applicable.



o 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 transaction to which the statement relates:

x third-party tender offer subject to Rule 14d-1

o issuer tender offer subject to Rule 13e-4

o going-private transaction subject to Rule 13e-3

x 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: o

If applicable, check the appropriate box(es) below to designate the appropriate rule provision(s) relied upon:

o Rule 13e-4(i) (Cross-Border Issuer Tender Offer)

o Rule 14d-1(d) (Cross-Border Third-Party Tender Offer)

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CUSIP No. M81869105

1. Names of Reporting Persons/ I.R.S. Identification Nos. of Above Persons (Entities Only)

Mr. Zohar Zisapel
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) o
(b) x
3. SEC USE ONLY
 
4. SOURCE OF FUNDS

PF
5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) or 2(e)

o
6. CITIZENSHIP OR PLACE OF ORGANIZATION

ISRAEL
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
7. SOLE VOTING POWER

4,681,438*
8. SHARED VOTING POWER

187,213**
9. SOLE DISPOSITIVE POWER

4,681,438*
10. SHARED DISPOSITIVE POWER

187,213**
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

4,868,651*
12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES

o
13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

24.93%***
14. TYPE OF REPORTING PERSON

IN

* Includes 101,250 Ordinary Shares issuable upon the exercise of options granted to the Reporting Person exercisable as of the date of this filing or within 60 days thereafter (the “Options”).

** The 187,213 Ordinary Shares are held of record by RAD Data Communications Ltd., an Israeli company. The Reporting Person is a principal shareholder and Chairman of the Board of Directors of RAD Data Communications Ltd. The Reporting Person and his brother, Mr. Yehuda Zisapel, have shared voting and dispositive power with respect to the shares held by RAD Data Communications Ltd.

***Based on 19,427,880 Ordinary Shares (including the Options) that the Issuer advised were issued and outstanding (which excludes 3,088,343 Ordinary Shares held as treasury stock) as of April 15, 2009.

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This Amendment No. 1 amends and supplements the Tender Offer Statement on Schedule TO filed by Mr. Zohar Zisapel, the Chairman of the Board of Directors of RADVISION Ltd. (“Radvision”) and a principal shareholder of Radvision, on April 30, 2009 with the Securities and Exchange Commission (the “Schedule TO”), in connection with his offer to purchase 971,394 outstanding ordinary shares, nominal (par) value NIS 0.10 per share (the “Shares”), of Radvision, at $6.30 per Share, net to the seller in cash, less any applicable withholding taxes, and without interest, upon the terms of, and subject to the conditions to, the Offer to Purchase, dated April 30, 2009 (the “Offer to Purchase”) and the related Letter of Transmittal, copies of which were previously filed with the Schedule TO as Exhibits (a)(1)(A) and (a)(1)(B), respectively (which, together with any amendments or supplements thereto, constitute the “Offer”).

This Schedule TO is intended to satisfy the reporting requirements of Rule 14d-1 under the Securities Exchange Act of 1934, as amended. The information contained in the Schedule TO, the Offer to Purchase and the Letter of Transmittal is incorporated herein by reference in response to all of the items of this Amendment No. 1 to the Schedule TO, except that such information is hereby amended and supplemented to the extent specifically provided herein. Capitalized terms used herein but not otherwise defined have the meaning ascribed to such terms in the Offer to Purchase.

ITEM 11. CONDITIONS TO THE OFFER.

The information set forth in the Offer to Purchase in Section 11 (“Conditions to the Offer”) is hereby amended by deleting the words “there has or will have occurred, and continue to exist, any of the following:” from the first sentence of Section (b)(2), and by adding the following words immediately after the words “on the Initial Completion Date,”:

“any of the following shall have occurred, provided that I did not know and could not have known of, nor did I foresee and could have foreseen, such an event, on the date of this offer to purchase:"

ITEM 12. EXHIBITS.

NO. DESCRIPTION

(a)(1)(A) Offer to Purchase dated April 30, 2009.*

(a)(1)(B) Letter of Transmittal.*

(a)(1)(C) Letter to Brokers, Dealers, Commercial Banks, Trust Companies and Other Nominees.*

(a)(1)(D) Letter to Clients for use by Brokers, Dealers, Commercial Banks, Trust Companies and Other Nominees.*

(a)(1)(E) Guidelines for Certification of Taxpayer Identification Number on Substitute W-9.*

(a)(1)(F) Notice of Objection.*

(a)(5)(A) Text of Press Release issued by Mr. Zisapel on April 30, 2009.*

(a)(5)(B) Form of Cover of ‘Mifrat’ to be filed with the Israeli Securities Authority on April 30, 2009. * **

(a)(5)(C) Form of Acceptance Notices to be filed with the Israeli Securities Authority on April 30, 2009.* **

(b) Not applicable.

(d) Not applicable.

(g) Not applicable.

(h) Not applicable.


* Previously filed with the Schedule TO.

** English translation from Hebrew.

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SIGNATURE

After due inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.



/s/ Zohar Zisapel
——————————————
Zohar Zisapel

Dated: May 11, 2009

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EXHIBIT INDEX

NO. DESCRIPTION

(a)(1)(A) Offer to Purchase dated April 30, 2009.*

(a)(1)(B) Letter of Transmittal.*

(a)(1)(C) Letter to Brokers, Dealers, Commercial Banks, Trust Companies and Other Nominees.*

(a)(1)(D) Letter to Clients for use by Brokers, Dealers, Commercial Banks, Trust Companies and Other Nominees.*

(a)(1)(E) Guidelines for Certification of Taxpayer Identification Number on Substitute W-9.*

(a)(1)(F) Notice of Objection.*

(a)(5)(A) Text of Press Release issued by Mr. Zisapel on April 30, 2009.*

(a)(5)(B) Form of Cover of ‘Mifrat’ to be filed with the Israeli Securities Authority on April 30, 2009.* **

(a)(5)(C) Form of Acceptance Notices to be filed with the Israeli Securities Authority on April 30, 2009.* **

(b) Not applicable.

(d) Not applicable.

(g) Not applicable.

(h) Not applicable.


* Previously filed with the Schedule TO.

** English translation from Hebrew.

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