QuickLinks -- Click here to rapidly navigate through this documentPromissory Note • November 5th, 2002 • Si International Inc • Services-computer integrated systems design • Delaware
Contract Type FiledNovember 5th, 2002 Company Industry JurisdictionTHIS PROMISSORY NOTE WAS ORIGINALLY ISSUED ON MAY 31, 2001, HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR APPLICABLE STATE SECURITIES LAWS, AND IS SUBJECT TO RESTRICTIONS ON TRANSFER CONTAINED HEREIN. THIS PROMISSORY NOTE IS ALSO SUBJECT TO CERTAIN SUBORDINATION PROVISIONS SET FORTH IN A SUBORDINATION AGREEMENT, DATED AS OF MAY 31, 2001, BY AND AMONG BANC OF AMERICA COMMERCIAL FINANCIAL CORPORATION, AS AGENT, THE HOLDER HEREOF, CERTAIN HOLDERS OF OTHER PROMISSORY NOTES ISSUED BY SI INTERNATIONAL, INC. ("SII"), SII AND SI INTERNATIONAL, L.L.C., AS AMENDED AND MODIFIED FROM TIME TO TIME.
ContractPromissory Note • October 25th, 2002 • Si International Inc • Services-computer integrated systems design • Delaware
Contract Type FiledOctober 25th, 2002 Company Industry JurisdictionTHIS PROMISSORY NOTE WAS ORIGINALLY ISSUED ON OCTOBER , 2002, HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR APPLICABLE STATE SECURITIES LAWS, AND IS SUBJECT TO RESTRICTIONS ON TRANSFER CONTAINED HEREIN. THIS PROMISSORY NOTE IS ALSO SUBJECT TO CERTAIN SUBORDINATION PROVISIONS SET FORTH IN A SUBORDINATION AGREEMENT, DATED AS OF OCTOBER , 2002, BY AND AMONG BANC OF AMERICA COMMERCIAL FINANCIAL CORPORATION, AS AGENT, THE HOLDER HEREOF, CERTAIN HOLDERS OF OTHER PROMISSORY NOTES ISSUED BY SI INTERNATIONAL, INC. ("SII"), SII AND SI INTERNATIONAL, L.L.C., AS AMENDED AND MODIFIED FROM TIME TO TIME.
ContractPromissory Note • October 25th, 2002 • Si International Inc • Services-computer integrated systems design • Delaware
Contract Type FiledOctober 25th, 2002 Company Industry JurisdictionTHIS PROMISSORY NOTE WAS ORIGINALLY ISSUED ON SEPTEMBER 18, 2002, HAS NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED, OR APPLICABLE STATE SECURITIES LAWS, AND IS SUBJECT TO RESTRICTIONS ON TRANSFER CONTAINED HEREIN. THIS PROMISSORY NOTE IS ALSO SUBJECT TO CERTAIN SUBORDINATION PROVISIONS SET FORTH IN A SUBORDINATION AGREEMENT, DATED AS OF SEPTEMBER 18, 2002, BY AND AMONG BANC OF AMERICA COMMERCIAL FINANCIAL CORPORATION, AS AGENT, THE HOLDER HEREOF, CERTAIN HOLDERS OF OTHER PROMISSORY NOTES ISSUED BY SI INTERNATIONAL, INC. ("SII"), SII AND SI INTERNATIONAL, L.L.C., AS AMENDED AND MODIFIED FROM TIME TO TIME.