EXHIBIT 10.1 EXECUTION COPY FIRST AMENDMENT TO AGREEMENT AND PLAN OF MERGER THIS FIRST AMENDMENT TO AGREEMENT AND PLAN OF MERGER (this "FIRST ----- AMENDMENT"), dated as of August 26, 2005, is made and entered into by and among - --------- Concurrent Computer Corporation, a Delaware corporation (the "PURCHASER"), --------- Stream Acquisition, Inc., a Delaware corporation ("NEWCO"), Everstream Holdings, ----- Inc., a Delaware corporation (the "COMPANY"), and the parties listed on Exhibit ------- A attached hereto (each, individually a "SELLER" and collectively the ------ "SELLERS"), and is made with reference to that certain Agreement and Plan of ------- Merger, dated as of August 19, 2005, by and among the Purchaser, Newco, the Company, and the Sellers (the "MERGER AGREEMENT"). In this First Amendment, the ---------------- Purchaser, Newco, the Company, and the Sellers are sometimes individually referred to as a "PARTY" and collectively as the "PARTIES." Capitalized terms ----- ------- used herein without definition shall have the same meanings herein as set forth in the Merger Agreement. RECITALS The Purchaser, Newco, the Company, and the Sellers desire to amend certain provisions contained in the Merger Agreement. AGREEMENT Pursuant to Section 10.10 of the Merger Agreement and in consideration of the premises and mutual covenants and agreements contained herein, and for other good and valuable consideration, the receipt of which are hereby acknowledged, and intending to be legally bound, the Parties hereto agree that the Merger Agreement is hereby amended as follows: ARTICLE I AMENDMENTS Section 1.1 Definitions. ------------ (a) The definition of "Common Stock Residual Number" as set forth in Section 1.2 of the Merger Agreement is hereby deleted and replaced in its entirety with the following: "COMMON STOCK RESIDUAL NUMBER" means the number of shares of Purchaser ---------------------------- Common Stock equal to the quotient of (i) the Total Merger Shares less the Total First Tier Distribution, divided by (ii) the Total Company Stock Number, less the Total Series C Preferred Number, less the Total Series A Preferred Number, less the Total Series B Preferred Number, less the McHale Common Stock Number. (b) The definition of "McHale Stock Dispositions" as set forth in Section 1.2 of the Merger Agreement is hereby deleted and replaced in its entirety with the following: "MCHALE STOCK DISPOSITIONS" means the transfers by Stephen J. McHale --------------------------- of Company Series A Preferred Stock to certain employees of the Company and Burt Manning as referenced in the Company Disclosure Schedule and the McHale Disposition Side Letter. (c) Section 1.2 of the Merger Agreement is hereby amended by adding, in the applicable alphabetical order, the following definitions: "FIRST AMENDMENT TO MERGER AGREEMENT" means that certain First --------------------------------------- Amendment to Agreement and Plan of Merger dated as of August 26, 2005 by and among the Parties. "MCHALE COMMON STOCK" means the Company Common Stock owned by --------------------- Stephen J. McHale. "MCHALE COMMON STOCK NUMBER" means the number of shares of McHale ----------------------------- Common Stock. "MCHALE DISPOSITION SIDE LETTER" means that certain letter agreement -------------------------------- attached as Exhibit B to the First Amendment to Merger Agreement. --------- Section 1.2 Amendment to Section 3.1(b). Section 3.1(b) of the Merger --------------------------- Agreement is hereby deleted and replaced in its entirety with the following: (b) Cancellation of Treasury Stock; Purchaser-Owned Stock; McHale -------------------------------------------------------------- Common Stock. Any shares of Company Stock that are owned directly or ------------- indirectly by the Company as treasury stock and any shares that are owned by Purchaser, Newco or any other wholly-owned Subsidiary of Purchaser shall be cancelled and retired and shall cease to exist and no stock of Purchaser or other consideration shall be delivered in exchange therefor. All shares of Purchaser Common Stock owned by Company shall remain unaffected by the Merger. All shares of McHale Common Stock shall be cancelled and retired and shall cease to exist and no stock of Purchaser or other consideration shall be delivered in exchange therefor. Section 1.3 Amendment to Section 3.1(c). Section 3.1(c) of the Merger --------------------------- Agreement is hereby deleted and replaced in its entirety with the following: (c) Exchange Ratios for Company Stock. Subject to Sections 3.3 and --------------------------------- 3.4, and other than shares, if any, to be cancelled in accordance with Section 3.1(b), each issued and outstanding share of Company Stock shall be converted into the right to receive the number of validly issued, fully-paid and nonassessable shares of Purchaser Common Stock determined as follows: (i) Each issued and outstanding share of Company Series C Preferred Stock shall be converted into the right to receive the Series C First Tier Ratio; (ii) Each issued and outstanding share of Company Series A Preferred Stock shall be converted into the right to receive the Series A First Tier Ratio; (iii) Each issued and outstanding share of Company Series B Preferred Stock shall be converted into the right to receive the Series B First Tier Ratio; and -2- (iv) Each issued and outstanding share of Company Common Stock shall be converted into the right to receive the Common Stock Residual Number. The number of shares of Purchaser Common Stock into which each share of Company Series C Preferred Stock, Company Series A Preferred Stock, Company Series B Preferred Stock and Company Common Stock shall be converted, as specified above, shall be referred to as the "SERIES C EXCHANGE RATIO," the "SERIES A EXCHANGE ----------------------- ----------------- RATIO," the "SERIES B EXCHANGE RATIO," and the "COMMON STOCK EXCHANGE RATIO," - ----- ------------------------ --------------------------- respectively, and collectively, the "EXCHANGE RATIOS." The Exchange Ratios ---------------- shall be adjusted for any stock split, stock dividend or similar transaction effected between the Agreement Date and the Effective Time. Section 1.4 Amendment to Article VI. Article VI of the Merger -------------------------- Agreement is hereby amended by adding after Section 6.21 the following: Section 6.22 Certificate of Amendment. Immediately prior to the -------------------------- Closing, the Company shall, in accordance with the DGCL, file an amendment to the Company's certificate of incorporation in the form of a Certificate of Amendment of Amended and Restated Certificate of Incorporation of the Company, in substantially the form attached as Exhibit C to the First --------- Amendment to Merger Agreement (the "CERTIFICATE AMENDMENT"). ---------------------- Section 1.5 Amendment to Section 7.2. Section 7.2 of the Merger --------------------------- Agreement is hereby amended by adding after Section 7.2(p) the following: (q) Certificate Amendment. The Certificate Amendment to be filed ---------------------- as described in Section 6.22 shall be filed with the Delaware Secretary of State and shall be effective. Section 1.6 Exhibit 6.10. Exhibit 6.10 of the Merger Agreement is ------------- ------------- hereby deleted and replaced in its entirety with the Exhibit 6.10 attached ------------ hereto as Exhibit D. ---------- Section 1.7 Exhibit 7.2(e). Exhibit 7.2(e) of the Merger Agreement --------------- --------------- is hereby deleted and replaced in its entirety with the Exhibit 7.2(e) attached ------------- hereto as Exhibit E. ---------- ARTICLE II MISCELLANEOUS PROVISIONS Section 2.1 Captions. The titles, captions, and table of contents -------- contained in this First Amendment are inserted in this First Amendment only as a matter of convenience and for reference and do not, in any way, define, limit, extend, or describe the scope of this First Amendment or the intent of any provision of this First Amendment. Section 2.2 Controlling Law. This First Amendment will be governed by --------------- and construed and enforced in accordance with the internal laws of the State of Delaware without reference to Delaware choice-of-law rules. Section 2.3 Counterparts; Execution. This First Amendment may be ------------------------ executed in two or more counterparts, each of which will be deemed an original. A facsimile, telecopy, electronic mail, or other reproduction of this First Amendment may be executed by one or more -3- Parties, and an executed copy of this First Amendment may be delivered by one or more Parties by facsimile, telecopy, electronic mail, or similar electronic transmission device pursuant to which the signature of or on behalf of such Party can be seen, and such execution and delivery will be considered valid, binding, and effective for all purposes. At the request of any Party, all Parties agree to execute an original of this First Amendment as well as any facsimile, telecopy, electronic mail, or other reproduction of this First Amendment. Section 2.4 Enforcement of Certain Rights. Nothing expressed or -------------------------------- implied in this First Amendment is intended, or will be construed, to confer upon or give any Person other than the Parties, and their successors or permitted assigns, any rights, remedies, obligations, or liabilities under or by reason of this First Amendment, or result in such Person being deemed a third-party beneficiary of this First Amendment. Section 2.5 Full Force and Effect. Except as set forth expressly this --------------------- First Amendment, the Merger Agreement shall be and remain in full force and effect, and shall constitute the legal, valid and binding obligations of the Parties, enforceable against the Parties in accordance with its terms. The amendments in this First Amendment shall be deemed to have prospective application only, unless otherwise specifically stated herein. [SIGNATURE PAGES TO FOLLOW] -4- The Parties have caused this First Amendment to be duly executed as of the Agreement Date. CONCURRENT COMPUTER CORPORATION By: --------------------------------- Name: ------------------------------- Title: ------------------------------ STREAM ACQUISITION, INC. By: --------------------------------- Name: ------------------------------- Title: ------------------------------ EVERSTREAM HOLDINGS, INC. By: --------------------------------- Name: ------------------------------- Title: ------------------------------ REPRESENTATIVE: ---------------------------------- SELLERS: CANOE EVERSTREAM, LLC: By: --------------------------------- Name: ------------------------------- Title: ------------------------------ [Signature Page to First Amendment to Merger Agreement] EVERSTREAM, LLC: By: --------------------------------- By: --------------------------------- Name: ------------------------------- Title: ------------------------------ ---------------------------------- JIM HICKEY ---------------------------------- SCOTT KEGLOVIC LAUDER PARTNERS LLC: By: --------------------------------- By: --------------------------------- Name: ------------------------------- Title: ------------------------------ ---------------------------------- JOHN F. MCHALE ---------------------------------- STEPHEN J. MCHALE ---------------------------------- KATHY WOLFE ---------------------------------- ROBERT WOLFE [Signature Page to First Amendment to Merger Agreement] Exhibit A --------- Sellers Canoe Everstream, LLC Everstream, LLC Jim Hickey Scott Keglovic Lauder Partners LLC John F. McHale Stephen J. McHale Kathy Wolfe Robert Wolfe Exhibit B --------- McHale Disposition Side Letter (See Attached) Exhibit C --------- Certificate Amendment (See Attached) Exhibit D --------- Exhibit 6.10 (See Attached) Exhibit E --------- Exhibit 7.2(e) (See Attached)