This is a definitive contract awarded by the Department of the Interior National Park Service Northeast Region to Cornerstone Construction Services, LLC, a veteran-owned small business, for the BOST CRANE STABILIZATION project in Boston, MA. The contract has a firm fixed price of $105,173.96 and a completion date of July 31, 2020. The project involves emergency stabilization repairs to two historic cranes at the Charlestown Navy Yard. Cornerstone Construction Services is a multi-disciplined general contractor that has performed various construction, upgrade, maintenance, and repair services for federal agencies including the GSA, FAA, VA, Air Force, and Interior Department units such as the National Park Service and Fish and Wildlife Service. The contract was awarded under an unrestricted, full and open competition with a NAICS code of 237990 and a small business size standard of $39.5 million. No set-aside was used for this award.