Data / Federal awards / NAICS 541330 / HELLMUTH, OBATA & KASSABAUM, P.C.
HELLMUTH, OBATA & KASSABAUM, P.C.: 48 federal contract awards, $30.0 million obligated (FY2024 to FY2027)
Updated October 6, 2026. Source: USAspending.gov.
HELLMUTH, OBATA & KASSABAUM, P.C. (UEI CK9QSQY8MGN4), Washington, DC, received 48 federal prime contract awards with $30.0 million obligated in fiscal years 2024 to 2027, from 4 agencies under 2 NAICS codes. Its largest buyer is Department of Health and Human Services ($26.3 million) and its largest code is NAICS 541330 Engineering Services.
The request: Every federal contract awarded under NAICS 541330, with the winner, the agency and the value. $10 of work on sign-up, no card.
SpecStream is the live web data engine for teams and agents. It reads every federal contract award on USAspending.gov and every open opportunity on SAM.gov, and this page is that reading. Ask for the awards in your niche and the winners, agencies, values and recompetes arrive in your sheet, CRM, Slack or agent as they are reported.
- UEI
- CK9QSQY8MGN4
- Location
- Washington, DC
- Business size
- Other Than Small Business
- Contract awards
- 48
- Obligated
- $30.0 million
- First action in window
- 2023-11-02
- Latest action
- 2026-09-29
Where the work is
NAICS codes, with the other winners in each.
| NAICS | Industry | Awards | Obligated |
|---|---|---|---|
| 541330 | Engineering Services | 36 | $26 million |
| 541310 | Architectural Services | 12 | $4 million |
Buying agencies
| Agency | Awards | Obligated |
|---|---|---|
| Department of Health and Human Services | 40 | $26.3 million |
| Department of State | 6 | $3.9 million |
| Department of Defense | 1 | $0 |
| Millennium Challenge Corporation | 1 | $-161,318 |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $13.1 million |
| FY2025 | $6.1 million |
| FY2026 | $10.8 million |
Contract awards
All 48 awards in fiscal years 2024 to 2027.
| Award ID | Agency | Type | NAICS | What it buys | Obligated in window | Award value | Starts | Ends | Place of performance | Source |
|---|---|---|---|---|---|---|---|---|---|---|
| 75N99024F00006 | Department of Health and Human Services | Delivery Order | 541330 | SURGERY, RADIOLOGY, AND LABORATORY MEDICINE (SRLM) CONSTRUCTION QUALITY MANAGEMENT (CQM) SERVICES - CONSTRUCTION | $9,246,721 | $9,246,721 | September 30, 2024 | January 31, 2027 | Bethesda, MD | usaspending.gov |
| 19AQMM26F1143 | Department of State | Delivery Order | 541310 | AWARD OF A&E SERVICES FOR ADVANCING THE HONG KONG SELECTIVE IMPROVEMENTS PROJECT. | $4,068,070 | $4,068,070 | August 13, 2026 | August 12, 2027 | Hong Kong | usaspending.gov |
| 75N99024F00004 | Department of Health and Human Services | Delivery Order | 541330 | REPLACES REQ 6841039 - C107641 OD POOLESVILLE CONVERT BUILDING 102 A & B WINGS FUND REQUEST FOR CQM SERVICES PO JOSE MOREL LOPEZ | $3,492,197 | $3,492,197 | July 1, 2024 | August 31, 2028 | Bethesda, MD | usaspending.gov |
| 75N99025F00001 | Department of Health and Human Services | Delivery Order | 541330 | TECHNICAL REVIEW AND SUPPORT FOR FY25 NIH GRANT BIOMEDICAL CONSTRUCTION PROJECTS. THIS CONTRACT ENSURES THAT CRITICAL NIH GRANT FUNDED FACIL | $1,619,231 | $1,619,231 | September 15, 2025 | September 30, 2030 | Bethesda, MD | usaspending.gov |
| 75N99026F00005 | Department of Health and Human Services | Delivery Order | 541330 | C111151 - THIS PROJECT CONSISTS OF PROVIDING STUDY AND 35% DESIGN SERVICES FOR DEMOLITION OF ALL FLOORS OF MOST OF S & T WINGS, A PORTION OF | $1,585,033 | $1,585,033 | August 28, 2026 | April 16, 2027 | Bethesda, MD | usaspending.gov |
| 75N99022F00005 | Department of Health and Human Services | Delivery Order | 541330 | C103157 - SRLM: CQM SERVICES - MUKESH GARG | $1,425,901 | $3,579,662 | September 28, 2022 | October 6, 2024 | Bethesda, MD | usaspending.gov |
| 75N99024F00005 | Department of Health and Human Services | Delivery Order | 541330 | FY24 GRANT REVIEWS PERFORMED BY DTR | $1,396,031 | $1,396,031 | September 13, 2024 | September 30, 2028 | Washington, DC | usaspending.gov |
| 75N99026F00002 | Department of Health and Human Services | Delivery Order | 541330 | NO C - A/E SERVICES - TECHNICAL REVIEW AND SUPPORT FOR FY26 - NIH GRANT BIOMEDICAL CONSTRUCTION PROJECTS. THIS CONTRACT ENSURES THAT CRITICA | $1,177,242 | $1,177,242 | September 14, 2026 | September 30, 2031 | Bethesda, MD | usaspending.gov |
| 75N99021F00006 | Department of Health and Human Services | Delivery Order | 541330 | C100883- REDESIGN OF THE RADIOPHARMACY PROJECT WHICH INCLUDES AHUS FOR DLM- AIR DISPERSION MODELING STUDY, EMS PLANNING EFFORT FOR THE RADIO | $1,026,820 | $3,675,937 | August 19, 2021 | December 31, 2026 | Bethesda, MD | usaspending.gov |
| 75N99026F00002 | Department of Health and Human Services | Delivery Order | 541330 | C200710 BLDG 8/8A REHEAT REPLACEMENT PHASE 02 CQM KTR: AARON ALTMAN COR: JULIANNA SAVIOLA CS: TAI NGO CO: THUY LE | $868,939 | $868,939 | April 27, 2026 | October 28, 2027 | Bethesda, MD | usaspending.gov |
| 75N99026F00007 | Department of Health and Human Services | Delivery Order | 541330 | C100243-DESIGN SERVICES FOR THE COMPLETE DEMOLITION OF BUILDING 9 AND BUILDING 9 INFRASTRUCTURE AND RESTORATION OF THE SITE TO GREEN SPACE. | $759,414 | $759,414 | September 8, 2026 | January 31, 2029 | Bethesda, MD | usaspending.gov |
| 75N99023F00001 | Department of Health and Human Services | Delivery Order | 541330 | CA, CX SERVICES - ELECTRICAL SWITCHING STATION AND EMERGENCY GENERATORS (ESSEG)/REPLACE BLDG. 59/59A | $726,023 | $2,544,534 | April 10, 2023 | December 14, 2026 | Bethesda, MD | usaspending.gov |
| 75N99026F00003 | Department of Health and Human Services | Delivery Order | 541330 | C202480 THE PURPOSE OF THIS AWARD IS TO PROVIDE DESIGN SERVICES FOR NCI SPACES ON LEVELS 7 & 8 OF THE SURGERY, RADIOLOGY, AND LABORATORY MED | $692,554 | $692,554 | September 29, 2026 | March 28, 2027 | Bethesda, MD | usaspending.gov |
| 19AQMM18F2513 | Department of State | Delivery Order | 541330 | THE AWARD IS FOR PDS STUDY AND SITE SURVEY | $656,943 | $7,199,105 | August 3, 2018 | December 30, 2026 | Washington, DC | usaspending.gov |
| 75N99026F00006 | Department of Health and Human Services | Delivery Order | 541330 | C104536- REMOVING MOSTLY ABANDONED ORIGINAL MOTOR CONTROL CENTERS (MCC-1, MCC-2, MCC-3, AND MCC-4) IN THE B3W10 MECHANICAL ROOM IN BUILDING | $545,734 | $545,734 | August 13, 2026 | April 24, 2027 | Brinklow, MD | usaspending.gov |
| 75N99022F00001 | Department of Health and Human Services | Delivery Order | 541330 | NIH NLM 1ST FLOOR AND MEZZANINE RENOVATION WITH PHASES | $524,387 | $2,698,325 | March 10, 2022 | May 30, 2026 | Bethesda, MD | usaspending.gov |
| 75N99024F00003 | Department of Health and Human Services | Delivery Order | 541330 | C108793 - REPLACE CHILLED WATER VERTICAL RISERS, BLDG. 10 - ACRF- FOR COMMISSIONING | $354,232 | $354,232 | June 3, 2024 | February 28, 2027 | Bethesda, MD | usaspending.gov |
| 75N99025F00002 | Department of Health and Human Services | Delivery Order | 541330 | C200666 MOSELER SYSTEM MODIFICATION AND INTEGRATION FEASIBILITY STUDY | $244,081 | $244,081 | September 30, 2025 | December 31, 2026 | Bethesda, MD | usaspending.gov |
| 75N99022F00004 | Department of Health and Human Services | Delivery Order | 541330 | C100114 B6 AQ - CO #3 - HOK ADD''L A/E SME SERVICES TO PROVIDE ON SITE TECHNICAL SERVICES FROM SME EARL JOHNSON COR: EARL JOHNSON CO: CHRIS | $232,071 | $644,700 | September 9, 2022 | December 31, 2026 | Bethesda, MD | usaspending.gov |
| 75N99021F00009 | Department of Health and Human Services | Delivery Order | 541330 | C102515 NLM DATA CENTER/TUNNEL/ELECTRICAL RELIABILITY POST CONSTRUCTION ADMINISTRATIVE SERVICES | $159,715 | $399,452 | September 17, 2021 | July 1, 2026 | Bethesda, MD | usaspending.gov |
| 75N99026F00001 | Department of Health and Human Services | Delivery Order | 541330 | C201596 - CQM SERVICES FOR VENTILATION UPGRADES AT CUP KTR: AARON ALTMAN COR: VANESSA ARGOTE MACIA CO: CHRIS POSTEK | $140,089 | $140,089 | January 20, 2026 | November 30, 2026 | Bethesda, MD | usaspending.gov |
| 75N99026F00008 | Department of Health and Human Services | Delivery Order | 541330 | C202078 CUP BSL-2 WATER LAB (PRE-DESIGN), B11,CASEY HUGHES | $136,325 | $136,325 | September 16, 2026 | May 6, 2027 | Bethesda, MD | usaspending.gov |
| 75N99019F00062 | Department of Health and Human Services | Delivery Order | 541310 | C104037 - ARCHITECT- ENGINEERING SERVICES FOR SIDE-STREAM FILTERING, BLDG 11 CUP JORDON BLACKBURN | $104,198 | $274,985 | June 14, 2019 | June 15, 2026 | Bethesda, MD | usaspending.gov |
| 75N99024F00001 | Department of Health and Human Services | Delivery Order | 541330 | C116512 - PERFORM A NEPA ENVIRONMENTAL ASSESSMENT FOR THE PROPOSED DAM REPAIR PROJECT ON THE NIEHS CAMPUS, MARK RADTKE | $103,479 | $103,479 | February 15, 2024 | August 15, 2024 | Washington, DC | usaspending.gov |
| 19AQMM25D0862 | Department of State | IDC | 541310 | SPC AE IDIQ BASE AWARD - HOK | $100,000 | $100,000 | August 25, 2025 | usaspending.gov | ||
| 75N99026F00004 | Department of Health and Human Services | Delivery Order | 541330 | C201958-TWO CONDENSER WATER PUMPS WERE INSTALLED APPROXIMATELY THREE YEARS AGO ON AN ELEVATED, STRUCTURAL STEEL PLATFORM WHICH HAS EXPERIENC | $47,711 | $47,711 | July 24, 2026 | November 23, 2026 | Bethesda, MD | usaspending.gov |
| 75N99026F00003 | Department of Health and Human Services | Delivery Order | 541330 | C104607 - COMMISSIONING SERVICES, BLDG 15B, ZAIRA JIMENEZ | $35,853 | $35,853 | July 16, 2026 | October 30, 2026 | Bethesda, MD | usaspending.gov |
| 75N98026F00001 | Department of Health and Human Services | Delivery Order | 541330 | C201593 CQM SERVICES FOR CUP LEAK REPAIR AT 36 IN. CHW PIPING, BLDG 11, WAYNE SMALLS | $23,013 | $23,013 | March 25, 2026 | October 31, 2026 | Bethesda, MD | usaspending.gov |
| 75N99023F00003 | Department of Health and Human Services | Delivery Order | 541330 | C109988 - BLDG. 10 CRC EXTERIOR ENVELOPE LEAK RENOVATION STUDY. CO: MARIO HENRIQUEZ COR: PRAVEEN AGARWAL | $22,195 | $259,333 | September 11, 2023 | December 31, 2024 | Bethesda, MD | usaspending.gov |
| 75N99019F00069 | Department of Health and Human Services | Delivery Order | 541310 | C108119 - TASK ORDER - A/E SERVICES - PROVIDE TECHNICAL REVIEW FOR THE GRANTS DESIGN DOCUMENTS AND SUPPORT EXTRAMURAL CONSTRUCTION PROJECTS; | $0 | $1,741,284 | September 23, 2019 | December 13, 2023 | Bethesda, MD | usaspending.gov |
| 19AQMM21F1740 | Department of State | Delivery Order | 541330 | PLEASE SEE THE UNDER $1 MILLION RFCA SHAREPOINT LINK BELOW FOR OBO DESIGN GUIDE FOR SPECIAL SECURITY ENVIRONMENTS DEVELOPMENT. | $0 | $525,760 | June 16, 2021 | October 31, 2026 | Washington, DC | usaspending.gov |
| 75N99021F00010 | Department of Health and Human Services | Delivery Order | 541330 | (ITEM 1) (REQ 6155215 L/I 1) - C102579 - PROVIDE ALL LABOR AND SUPERVISION FOR THE CHILLER REPLACEMENT TIME EXTENSION AND ADDITIONAL CONSTRU | $0 | $742,999 | September 20, 2021 | November 30, 2025 | Bethesda, MD | usaspending.gov |
| 75N99019F00063 | Department of Health and Human Services | Delivery Order | 541310 | IGF::OT::IGF::C107535 - CGMP SUBJECT MATTER EXPERT (SME) FOR DTR/TSB | $0 | $87,269 | June 27, 2019 | June 30, 2025 | Bethesda, MD | usaspending.gov |
| 19AQMM18D0091 | Department of State | IDC | 541330 | THIS IS AN IDIQ CONTRACT AWARD | $0 | $49,950,000 | June 13, 2018 | usaspending.gov | ||
| 75N99022F00003 | Department of Health and Human Services | Delivery Order | 541330 | C112775 TECHNICAL REVIEWS OF MEDIUM TO HIGH COMPLEXITY PROJECTS WITH ESTIMATED GRANTEE PROJECT BUDGET OVER $3MM PER PROJECT - JORDAN BLACKBU | $0 | $1,288,037 | September 2, 2022 | September 2, 2027 | Bethesda, MD | usaspending.gov |
| HHSN29200021 | Department of Health and Human Services | Delivery Order | 541310 | IGF::OT::IGF - ITEM #1- REQUISITION 4682128, ITEM # 2- REQUISITION 4746369, ITEM #3 OPTION LINE ITEM- NOT FUNDED TO BE DETERMINED 03/07/2019 | $0 | $5,376,187 | September 21, 2017 | June 30, 2025 | Bethesda, MD | usaspending.gov |
| 75N99019F00067 | Department of Health and Human Services | Delivery Order | 541310 | C106619 - A/E SERVICES FOR RENOVATION DESIGN AND CONSTRUCTION DOCUMENTS TO RECONFIGURE THE MID-LEVEL MEZZANINE, CT #HHSN292201500008I, BLDG | $0 | $1,009,746 | September 16, 2019 | June 1, 2024 | Bethesda, MD | usaspending.gov |
| 75N99026D00017 | Department of Health and Human Services | IDC | 541330 | FY26 A/E MATOC - DESIGN SERVICES - CONTRACT AWARD IS REQUIRED TO CONTINUE TO SUPPORT THE NIH MISSION REQUIREMENTS FOR A/E SERVICES. | $0 | $400,000,000 | June 24, 2026 | usaspending.gov | ||
| 75N99020F00002 | Department of Health and Human Services | Delivery Order | 541310 | C105044 POST-DESIGN SERVICES FOR NLM BLDG 38 - PRE-CONSTRUCTION SUPPORT DURING BIDDING | $0 | $374,909 | October 1, 2020 | June 1, 2024 | Bethesda, MD | usaspending.gov |
| 75N99020D00007 | Department of Health and Human Services | IDC | 541330 | NIH AE MATOC - MULTIPLE AWARD - IDIQ PRODUCT SERVICE CODE: C219 PRODUCT/SERVICE DESCRIPTION: ARCHITECT AND ENGINEERING- GENERAL: OTHER | $0 | $400,000,000 | February 3, 2020 | usaspending.gov | ||
| W912ER23D0012 | Department of Defense | IDC | 541310 | P-563 DESIGN MATOC FOR ARCHITECT-ENGINEER SERVICES FOR THE KINGDOM OF SAUDI ARABIA MINISTRY OF DEFENSE TRANSFORMATION INITIATIVE, IAW FMS CA | $0 | $700,000,000 | June 30, 2023 | usaspending.gov | ||
| HHSN29200025 | Department of Health and Human Services | Delivery Order | 541310 | IGF::OT::IGF C104179 - ATRIUM RENOVATIONS, BLDG 40 - COREY COSGROVE RENOVATE BLDG 40 IN ACCORDANCE WITH THE T/O SOW DATED AUGUST 16, 2017 PE | $-43,180 | $587,820 | September 28, 2017 | September 27, 2018 | Bethesda, MD | usaspending.gov |
| 75N99018F00032 | Department of Health and Human Services | Delivery Order | 541310 | IGF::OT::IGF WR#C106585AE SERVICES FEASIBILITY, DEVELOPMENT OF BRIDGING DOCUMENTS AND ONGOING PROJECT SUPPORT FOR INTERIM-INTRAVENOUS ADMIXT | $-49,856 | $1,567,204 | June 26, 2018 | March 19, 2020 | Bethesda, MD | usaspending.gov |
| 75N99021F00003 | Department of Health and Human Services | Delivery Order | 541330 | C105850 - PROJECT QUALITY MANAGEMENT SERVICES FOR BUILDING 13 GROUND FLOOR RENOVATIONS. | $-55,728 | $886,080 | June 8, 2021 | August 31, 2024 | Bethesda, MD | usaspending.gov |
| 75N99023F00002 | Department of Health and Human Services | Delivery Order | 541330 | C107342 DESIGN RETAINING WALL METRO CENTER | $-89,224 | $203,296 | September 5, 2023 | April 10, 2025 | Washington, DC | usaspending.gov |
| 95332424C0062 | Millennium Challenge Corporation | Definitive Contract | 541310 | INTERIOR ARCHITECT DESIGN | $-161,318 | $116,878 | August 15, 2024 | April 25, 2025 | Washington, DC | usaspending.gov |
| 75N99021F00007 | Department of Health and Human Services | Delivery Order | 541330 | C111166 - TECHNICAL REVIEWS OF PROJECTS WITH AN ESTIMATED GRANTEE PROJECT BUDGET OF $8MM PER PROJECT, BETHESDA, JORDAN BLACKBURN [21-004133] | $-168,163 | $1,045,133 | September 2, 2021 | January 1, 2026 | Bethesda, MD | usaspending.gov |
| SAQMMA10C0303 | Department of State | Definitive Contract | 541330 | TAS::19 0535 000::TAS A&E CONTRACT FOR NEW OFFICE ANNEX MOSCOW, RUSSIA | $-967,861 | $39,245,892 | September 30, 2010 | February 28, 2027 | Washington, DC | usaspending.gov |
Also on SpecStream
- All recipients under NAICS 541330 Engineering Services
- All recipients under NAICS 541310 Architectural Services
- Open opportunities under NAICS 541330
- Open opportunities under NAICS 541310
Public U.S. federal spending data (U.S. Department of the Treasury). Obligations are the contract actions dated in fiscal years 2024 to 2027 of the USAspending.gov award archive of 2026-10-06; a contract's total value is its current value as USAspending reports it, including earlier years. Recipients are matched on their SAM.gov UEI, never on the name, and are shown as the government prints them. Sole proprietorships and opted-out entities count in the totals and are not named. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.