Page 1 of 9 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G (Rule 13d-102) Under the Securities Exchange Act of 1934 (Amendment No. 1)(1) Ionatron, Inc. -------------------------------------------------------------------------------- (Name of Issuer) common, 0.010000 par value per share -------------------------------------------------------------------------------- (Title of Class of Securities) 462070103 -------------------------------------------------------------------------------- (CUSIP Number) Monday, August 06, 2007 -------------------------------------------------------------------------------- (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [_] Rule 13d-1(b) [x] Rule 13d-1(c) [_] Rule 13d-1(d) ---------- (1) The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). 13G Page 2 of 9 CUSIP No. 462070103 -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Raj Rajaratnam -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [_] (b) [x] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION United States -------------------------------------------------------------------------------- NUMBER OF 5. SOLE VOTING POWER SHARES -0- ----------------------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY 6,152,731 ----------------------------------------------------------------- EACH 7. SOLE DISPOSITIVE POWER REPORTING -0- ----------------------------------------------------------------- PERSON 8. SHARED DISPOSITIVE POWER WITH 6,152,731 -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 6,152,731 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [_] -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.78% (Based upon 79,108,150 shares of common outstanding) -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON* IN -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! 13G Page 3 of 9 CUSIP No. 462070103 -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Galleon Management, L.P. -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [_] (b) [x] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- NUMBER OF 5. SOLE VOTING POWER SHARES -0- ----------------------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY 6,018,940 ----------------------------------------------------------------- EACH 7. SOLE DISPOSITIVE POWER REPORTING -0- ----------------------------------------------------------------- PERSON 8. SHARED DISPOSITIVE POWER WITH 6,018,940 -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 6,018,940 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [_] -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.61% (Based upon 79,108,150 shares of common outstanding) -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON* IA -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! 13G Page 4 of 9 CUSIP No. 462070103 -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Galleon International Management, LLC -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [_] (b) [x] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- NUMBER OF 5. SOLE VOTING POWER SHARES -0- ----------------------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY 133,791 ----------------------------------------------------------------- EACH 7. SOLE DISPOSITIVE POWER REPORTING -0- ----------------------------------------------------------------- PERSON 8. SHARED DISPOSITIVE POWER WITH 133,791 -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 133,791 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 17% (Based upon 79,108,150 shares of common outstanding) -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON* OO -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! 13G Page 5 of 9 CUSIP No. 462070103 -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Galleon Buccaneer's Offshore, LTD. -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [_] (b) [x] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION Cayman Islands -------------------------------------------------------------------------------- NUMBER OF 5. SOLE VOTING POWER SHARES -0- ----------------------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY 5,065,473 ----------------------------------------------------------------- EACH 7. SOLE DISPOSITIVE POWER REPORTING -0- ----------------------------------------------------------------- PERSON 8. SHARED DISPOSITIVE POWER WITH 5,065,473 -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 5,065,473 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 6.4% (Based upon 79,108,150 shares of common outstanding) -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON* CO -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP No. 462070103 13G Page 6 of 9 Item 1(a). Name of Issuer: Ionatron, Inc. Item 1(b). Address of Issuer's Principal Executive Offices: 3716 East Columbia, Street Suite 120, Tucson, AZ, 85714 Item 2(a). Name of Person Filing: Raj Rajaratnam Galleon Management, L.P. Galleon International Management, LLC Galleon Buccaner's Offshore, LTD. Item 2(b). Address of Principal Business Office, or if None, Residence: For Galleon Management, L.P.: 590 Madison Avenue, 34th Floor New York, NY 10022 For each Reporting Person other than Galleon Management, L.P.: c/o Galleon Management, L.P. 590 Madison Avenue, 34th Floor New York, NY 10022 Item 2(c). Citizenship: For Raj Rajaratnam: United States For Galleon Management, L.P.: Delaware For Galleon International Management, LLC: Delaware For Galleon Buccaneer's Offshore, LTD.: Cayman Islands Item 2(d). Title of Class of Securities: common, $0.01 par value per share Item 2(e). CUSIP Number: 462070103 Item 3. If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or (c), Check Whether the Person Filing is a: (a) [_] Broker or dealer registered under Section 15 of the Exchange Act. (b) [_] Bank as defined in Section 3(a)(6) of the Exchange Act. (c) [_] Insurance company as defined in Section 3(a)(19) of the Exchange Act. (d) [_] Investment company registered under Section 8 of the Investment Company Act. (e) [_] An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); (f) [_] An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F); (g) [_] A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G); (h) [_] A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act; (i) [_] A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act; (j) [_] Group, in accordance with Rule 13d-1(b)(1)(ii)(J). CUSIP No. 13G Page 7 of 9 Item 4. Ownership. With respect to the beneficial ownership of the reporting person, see item 5 through 11 of the cover pages to this Schedule 13G, which are incorporated herein by reference. (a) Amount beneficially owned: (b) Percent of class: (c) Number of shares as to which such person has: (i) Sole power to vote or to direct the vote _______, (ii) Shared power to vote or to direct the vote _______, (iii) Sole power to dispose or to direct the disposition of _______, (iv) Shared power to dispose or to direct the disposition of _______ Item 5. Ownership of Five Percent or Less of a Class. Ownership of Five Percent or Less of a Class If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following |_| Item 6. Ownership of More Than Five Percent on Behalf of Another Person. ownership of More thatn Five Percent on Behalf of Another Person Galleon Management, L.P. has beneficial ownership of the sahres which are the subject of the filing Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person. Item 8. Identification and Classification of Members of the Group. Item 9. Notice of Dissolution of Group. Item 10. Certifications. (a) The following certification shall be included if the statement is filed pursuant to Rule 13d-1(b): "By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having such purpose or effect." (b) The following certification shall be included if the statement is filed pursuant to Rule 13d-1(c): "By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having such purpose or effect." Page 8 of 9 SIGNATURE After reasonable 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. Thursday, August 16, 2007 ---------------------------------- (Date) /s/ RAJ RAFARATNAM, ---------------------------------- (Signature) RAJ RAFARATNAM, FOR HIMSELF; For GALLEON MANAGEMENT, L.P., as the Managing Member of its General Partner, Galleon Management, L.L.C.; as its Managing Member; For GALLEON BUCCANEERS OFFSHORE, LTD., as the Managing Member of Galleon Management, L.L.C., which is the General Partner of Galleon Management, L.P., which in turn, is an Authorized Signatory. ----------------------------------------------------------- (Name/Title) The original statement shall be signed by each person on whose behalf the statement is filed or his authorized representative. If the statement is signed on behalf of a person by his authorized representative other than an executive officer or general partner of the filing person, evidence of the representatives authority to sign on behalf of such person shall be filed with the statement, provided, however, that a power of attorney for this purpose which is already on file with the Commission may be incorporated by reference. The name and any title of each person who signs the statement shall be typed or printed beneath his signature. NOTE: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See 240.13d-7 for other parties for whom copies are to be sent. Attention:Intentional misstatements or omissions of fact constitute Federal criminal violations (See 18 U.S.C. 1001) Page 9 of 9 Exhibit 1 The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint acquisition statements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained therein, but shall not be responsible for the completness and accuracy of the information concerning others, except to the extent that he or it knows or has reason to believe that such information is inaccurate in this statement is true, complete and correct. RAJ RAFARATNAM, FOR HIMSELF; For GALLEON MANAGEMENT, L.P., as the Managing Member of its General Partner, Galleon Management, L.L.C.; as its Managing Member; For GALLEON BUCCANEERS OFFSHORE, LTD., as the Managing Member of Galleon Management, L.L.C., which is the General Partner of Galleon Management, L.P., which in turn, is an Authorized Signatory.