CORNERSTONE CONSTRUCTION SERVICES, LLC

GSA PBS GOVERNMENTWIDE MULTIPLE AWARD IDIQ CONTRACT(S) FOR GENERAL CONSTRUCTION WITH DESIGN/BUILD CAPABILITIES TO SUPPORT THE INSTALLATION OF ELECTRIC VEHICLE SUPPLY EQUIPMENT (EVSE) FOR ZONE A

THIS PR PROVIDES FUNDING TO AWARD A CONSTRUCTION CONTRACT TO CORNERSTONE PER THEIR BEST AND FINAL OFFER DATED AUGUST 30,2023.

PASSENGER ELEVATOR MODERNIZATION AT AT PHILIBIN FEDERAL BUILDING IN FITCHBURG, MA

REPLACEMENT OF THE REPUBLIC AIRPORT (FRG) AIR TRAFFIC CONTROL TOWER (ATCT) HEATING, VENTILATION AND COOLING (HVAC) IN FARMINGDALE, NY. SEE ATTACHED STATEMENT OF WORK (SOW) FOR COMPLETE WORK REQUIREMENTS.

MOD 3: THE PURPOSE OF THIS MODIFICATION IS TO ENSURE COMPLIANCE WITH UPDATED FEDERAL GUIDANCE AND TO ELIMINATE NON-STATUTORY SUSTAINABILITY REQUIREMENTS, AS WELL AS ENHANCE THE REPRESENTATIONAL AND CERTIFICATION CLAUSES WITHIN THE CONTRACT.

ADD INTERIM CLAUSES.

ADD INTERIM CLAUSES.

47PC5426F0327 - MAINTENANCE GARAGE REFRESH LOCATED AT BORDER PATROL SECTOR HQ, VT0020SW.

BOSTON CONSTRUCTION IDIQ, CORNERSTONE CONSTRUCTION, BOSTON, MA MODIFICATION PA0007 CORRECTS THE "LAST DATE TO ORDER" FROM 9/25/2025 TO 9/17/2027 FOR THE BASE CONTRACT. ALL OTHER TERMS, CLAUSES AND CONDITIONS ARE UNCHANGED.

47PB0023D0015, MODIFICATION PA0007-FAR PART 12 COMMERCIAL TERMS AND CONDITIONS. NO COST MODIFICATION TO INCORPORATE COMMERCIAL TERMS AND CONDITIONS INTO EXISTING INDEFINITE DELIVERY VEHICLE CONTRACT. PERIOD OF PERFORMANCE IS 09/27/2025-09/26/2026.

47PB0025D0006, MODIFICATION PA0003-FAR PART 12 COMMERCIAL TERMS AND CONDITIONS. NO COST MODIFICATION TO INCORPORATE COMMERCIAL TERMS AND CONDITIONS INTO EXISTING INDEFINITE DELIVERY VEHICLE CONTRACT. PERIOD OF PERFORMANCE IS 09/27/2025-09/27/2026.

JFK FB CHILLER PLANT UPGRADES, BOSTON, MA

CONTRACTOR TO PROVIDE ALL LABOR, TRANSPORTATION, MATERIALS, AND SUPERVISION NEEDED TO COMPLETE THE ROOM BUILD OUT TO INSTALL A TOWER SIMULATOR SYSTEM AT THE TETERBORO AIRPORT AIR TRAFFIC CONTROL TOWER.

EO 14398 - BOSTON NATIONAL HISTORICAL PARK - MANHOLE REPAIRS

REPLACEMENT OF THE HVAC SYSYTEM 11 MURPHY DRIVE, NASHUA, NH

CONTRACT 47PB0023D0015, TASK ORDER 47PB0024F0313 FOR THE RUDMAN COURTHOUSE VEHICLE BARRIER AND BOOTH REPLACEMENT PROJECT IN CONCORD, NH IS MODIFIED TO EXTEND THE CONTRACT COMPLETION TO APRIL 30, 2026.

VISN 1 CONSTRUCTION MATOC FOR ALL HEALTHCARE FACILITIES WITHIN THE VISN 1 NEW ENGLAND HEALTHCARE SYSTEM-MODIFICATION TO INCORPORATE CONSTRUCTION CLASS DEVIATION VAAR 852.204-70 AND NEW CLAUSE VAAR 852.204-72

PUMP REPLACEMENT AT THE NEW YORK TRACON, WESTBURY, NY

CONTRACT FOR THE GRISWOLD VALVE REMOVAL PROJECT AT BOSTON CENTER NASHUA, NH. PROJECT IS TO SHUT DOWN AND DRAIN THE BOILER PLANT IN ORDER TO REMOVE TWO FLOW-RESTRICTING GRISWOLD VALVES, INSTALL FLOW MONITORING CAPABILITY, REFILL AND RESTART THE BOILE

THE TASK ORDER IS AWARDED TO CORNERSTONE CONSTRUCTION SERVICES IN THE AMOUNT OF $410,672.00. THE PROJECT IS FOR THE RENOVATION OF THE USBC OFFICE SPACE AT THE MCCORMACK FEDERAL BUILDING.

SARATOGA NATIONAL PARK - RESTRIPE TRAFFIC AND BIKE LANE

REPLACE THE EXISTING FACILITY BACKFLOW PREVENTER AND REPLACE WITH ABOVE GROUND PREVENTER IN A HEATED ENCLOSURE. REPLACE THE FACILITIES MAIN WATER SHUTOFF VALVE.

MODIFICATION TO EXTEND SUBSTANTIAL AND CONTRACT COMPLETION DATES, CHILLER PIPING REPLACEMENT, GENERAL SERVICES ADMINISTRATION, JFK FEDERAL BUILDING, BOSTON, MA.