Contract 05GA0A23D0007
Hamilton Pacific Chamberlain Llc · Government Accountability Office · May 18, 2023
Hamilton Pacific Chamberlain Llc was awarded a federal contract by Government Accountability Office (Gao, Except Comptroller General) on May 18, 2023 for an undisclosed amount of work in commercial and institutional building construction. It was awarded under full and open competition. The contract has been modified 3 times since the base award It uses firm fixed-price contract pricing. The most recent modification was on September 29, 2025. If all options are exercised, the contract could reach $75.00 million.
Contract details
- PIID
- 05GA0A23D0007
- Award type
- —
- Pricing
- Firm Fixed Price
- Set-aside
- No Set Aside Used.
- Competition
- Full And Open Competition
- NAICS
- 236220 · Commercial And Institutional Building Construction
- Product / service
- Repair Or Alteration Of Office Buildings
- First action
- May 18, 2023
- Latest action
- September 29, 2025
Description
FAR 43.103(B) MODIFICATION P00005 IS FOR THE REMOVAL OF EXCESS FUNDS NOT USED FROM ITEMIZED LINE 0001 / ACCOUNTING LINE 1 - $2,000.00.
Modification timeline
-
September 29, 2025Mod P00003$-2.0K
-
July 10, 2023Mod P00002IO- IDIQ CONSTRUCTION SERVICES - MULTIPLE AWARDS - BASED PLUS 4 OPTION YEARS - EXERCISE OPTION YEAR ONE (1).$0
-
May 24, 2023Mod P00001IO- IDIQ CONSTRUCTION SERVICES - MULTIPLE AWARDS - BASED PLUS 4 OPTION YEARS. CHANGE CONTRACT NUMBER REMOVE DUPLICATE CLAUSES ADD MAGNITUDE OF CONSTRUCTION FOR$0
-
May 18, 2023Base awardIO- IDIQ CONSTRUCTION SERVICES CONTRACT WILL BE A MULTIPLE AWARD TASK ORDER CONTRACT (MATOC) - BASED PLUS 4 OPTION YEARS. THIS IS AN INTERNAL ADMINISTRATIVE AME$2.0K
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Top contractors in NAICS 236220
Lifetime obligated dollars across all federal contracts in this NAICS code.
| # | Contractor | Contracts | Obligated |
|---|---|---|---|
| 1 | Bl Harbert International Llc | 198 | $15.79B |
| 2 | Fisher Sand & Gravel Co | 14 | $8.97B |
| 3 | Caddell Construction Co. (De), Llc | 67 | $7.56B |
| 4 | Whiting-Turner Contracting Company, The | 347 | $7.54B |
| 5 | Clark Construction Group Llc | 83 | $6.72B |
| 6 | Hensel Phelps Construction Co | 97 | $6.11B |
| 7 | Harper Construction Company, Inc. | 108 | $4.21B |
| 8 | Grunley Construction Co., Inc. | 235 | $4.10B |
| 9 | Gilbane Federal | 396 | $4.00B |
| 10 | Environmental Chemical Corporation | 225 | $3.69B |
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Frequently asked questions
What is contract 05GA0A23D0007?
Contract 05GA0A23D0007 is a federal contract awarded to Hamilton Pacific Chamberlain Llc by Government Accountability Office on May 18, 2023 for an undisclosed amount of work classified under COMMERCIAL AND INSTITUTIONAL BUILDING CONSTRUCTION. It has been modified 3 times since the base award.
Who won contract 05GA0A23D0007?
Hamilton Pacific Chamberlain Llc won contract 05GA0A23D0007 from Government Accountability Office.
How much is contract 05GA0A23D0007 worth?
Contract 05GA0A23D0007 has obligated $0 to date but carries a potential ceiling of $75.00 million if fully funded and all options are exercised.