Contract 75N99023F00001
Hellmuth, Obata & Kassabaum, P.C. · Department Of Health And Human Services · October 12, 2022
Hellmuth, Obata & Kassabaum, P.C. was awarded a federal contract by Department Of Health And Human Services (National Institutes Of Health) on October 12, 2022 for $93.11 million of work in engineering services. Performance is in Bethesda, MD. This is a task or delivery order issued under parent IDIQ 75N99020D00007. The contract has been modified 234 times since the base award It uses firm fixed-price contract pricing. The most recent modification was on April 16, 2026.
Contract details
- PIID
- 75N99023F00001
- Parent IDIQ
- 75N99020D00007
- Award type
- Delivery Order
- Pricing
- Firm Fixed Price
- Competition
- Full And Open Competition
- NAICS
- 541330 · Engineering Services
- Product / service
- Architect And Engineering- General: Other
- Place of performance
- Bethesda, MD
- First action
- October 12, 2022
- Latest action
- April 16, 2026
Description
C106418 THE PURPOSE OF THIS MODIFICATION IS CORRECT ADMINISTRATIVE ERROR IN PERIOD OF PERFORMANCE. PERIOD OF PERFORMANCE COMPLETION DATE REMAINS 12/14/2026.
Modification timeline
-
April 16, 2026Mod P00003$0
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March 23, 2026Mod P00006C109148 MOD. IS TO EXTEND THE CONTRACT PERIOD OF PERFORMANCE 184 CALENDAR DAYS, FROM 11/29/2025 TO 06/01/2026. THIS TIME EXTENSION IS PROVIDED AT NO COST TO EIT$0
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February 23, 2026Mod P00009C100883: THE SUBJECT CONTRACT IS MODIFIED TO INCORPORATE UNILATERAL MOD. P00009. THE PROCUREMENT IS ESSENTIAL & ALLOWED TO PROCEED AS CONSTRUCTION CHANGE ODER.$320.0K
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October 23, 2025Mod P00004THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE COMPLETION DATE AT NO COST. THE CONTRACTOR NEEDS ADDITIONAL TIME TO PERFORM CONTRACT'S TASK.$0
-
September 30, 2025Mod P00005C109148 MOD. IS TO REMOVE EXISTING ASPHALT TO BASE, ADD AGGREGATE TO GRADE, REINSTALL BASE AND SURFACE ASPHALT COURSES. THE CONTRACT ACTION IS ESSENTIAL TO PROC$144.5K
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September 29, 2025Mod P00008C100883: THE SUBJECT CONTRACT IS MODIFIED TO INCORPORATE UNILATERAL MOD. P00008. THE PROCUREMENT IS ESSENTIAL & ALLOWED TO PROCEED AS CONSTRUCTION CHANGE ODER.$125.8K
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September 29, 2025Mod P00007C100883 MOD.IS TO INCORPORATED VARIOUS CHANGE NOTIFICATIONS. THE PROCUREMENT IS ESSENTIAL & ALLOWED TO PROCEED AS CONSTRUCTION CHANGE ODER. THE PROJECT WOULD NO$685.0K
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September 8, 2025Mod P00002THE AWARD IS ESSENTIAL FOR POST DESIGN AND COMMISSIONING SERVICES. THIS AWARD INCORPORATES REQUEST FOR EQUITABLE ADJUSTMENT, ADDITIONAL PHASE 1 REQUIRED EFFORT,$662.5K
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August 26, 2025Mod P00004THE REASON FOR MODIFICATION IS TO INCLUDE VARIOUS CONSTRUCTION CHANGE ORDERS DUE TO ADDITIONAL REQUESTED PLAYGROUND UPGRADES AND FLOODING PREVENTION. A 120 CAL$184.6K
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July 16, 2025Mod P00006THE MOD.IS TO DEFINITIZE MOD.3 & CN #019 ON MOD.4. THE CN IS TO INCLUDE TIME EXTENSION & COST OF "NO CRANE APPROACH". THE PROCUREMENT IS ESSENTIAL TO PROCUREMEN$2.86M
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Frequently asked questions
What is contract 75N99023F00001?
Contract 75N99023F00001 is a federal contract awarded to Hellmuth, Obata & Kassabaum, P.C. by Department Of Health And Human Services on October 12, 2022 for $93.11 million of work classified under ENGINEERING SERVICES. It has been modified 234 times since the base award.
Who won contract 75N99023F00001?
Hellmuth, Obata & Kassabaum, P.C. won contract 75N99023F00001 from Department Of Health And Human Services.
How much is contract 75N99023F00001 worth?
Contract 75N99023F00001 has obligated $93.11 million to date.