R--BUNKER HILL 251st EVENT MANAGEMENT SERVICES

Battle of Bunker Hill 251st Commemoration Event Management and Production Services at Boston National Historical Park A detailed description can be found in the attached Statement of Work (SOW). Two organized site visits have been scheduled for interested offerors, as follows: May 6, 2026, at 11:30 am ET May 7, 2026, at 11:30 am ET Participants will meet at Bunker Hill Monument, Monument Square, Boston, MA, 02129. AMENDMENT 0001 The purpose of this amendment is to provide the list of attendees to the two organized site-visits, which occurred on May 6, 2026, and May 7, 2026. AMENDMENT 0002 The purpose of this amendment is to change the Contract Line-Item Number (CLIN) structure and clarify which tasks are included as part of the Base CLINs and which are Option CLINs. Therefore, an amended Statement of Work is provided as part of this Amendment. AMENDMENT 0003 The purpose of this amendment is to provide a response to all questions received, change the Contract Line-Item Number (CLIN) structure, and clarify which tasks are included as part of the Base CLINs and which are Option CLINs. Therefore, an amended Statement of Work is provided as Attachment 4 and incorporated into this Amendment.