Overview
Prime contract obligationsObligation: money the government has legally committed to a contract. It is not the same as money paid. Example: $6M obligated of a $10M ceiling. Glossary, FY2021–FY2025
4 of 7 registrations
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Click a state to open its page.
- California$208M · 43%
- Maine$128M · 26%
- New Hampshire$98.7M · 20%
- Oregon$50.4M · 10%
Insight 43% was performed in California
The latest fiscal year is reported so far (hatched)
Hover over a year to see its value.
Insight $3.98M in FY2025, 98% below FY2021
Largest company groups and registrations by prime obligations, FY2021–FY2025
Structure
Click a company to open its page.
Insight Webcor Construction LP holds 48%
Structure of Obayashi Corporation: company groups and registrations by prime obligations, FY2021–FY2025
6 with a profile · 7 registrationsRegistration: a company's record for doing federal work. One company can hold several (one per location); we count registrations until they are merged. Glossary · 2 intermediate parents; open the 6 with a profile in the contractor directory (opens another page)
| Organization | Level | Location | Status | Prime obligations | Awards, all years |
|---|---|---|---|---|---|
| Obayashi Corporation | Parent company | $430,897,555 | 388 | ||
| Webcor Construction LP (opens another page) | Registration | Alameda, CA | Active | $208,435,405 | 3 |
| Obayashi Corporation (opens another page) | Intermediate parent | Foster City, CA | Active | $155,589,654 | 20 |
| MWH Constructors Inc. (opens another page) | Intermediate parent | Broomfield, CO | Active | $105,980,533 | 18 |
| Methuen Construction Co. Inc. (opens another page) | Registration | Plaistow, NH | Active | $105,980,533 | 8 |
| MWH Constructors Inc. (opens another page) | Registration | Broomfield, CO | Active | $0 | 10 |
| Slayden Constructors Inc. (opens another page) | Registration | Salem, OR | Active | $49,609,121 | 1 |
| Obayashi Corporation (opens another page) | Registration | Foster City, CA | Active | $0 | 1 |
| Obayashi Corporation (opens another page) | Registration | Minato-ku | Active | $66,872,496 | 364 |
| E. W. Howell Co. Inc.No profile yet | Registration | $0 | 1 |
Contracts
Contracts of Obayashi Corporation's registrations, latest action first
Use this to find a contract of any registration in the family.
422 contracts; 1 still running
Showing 1–10 of 422 contracts
| Since award, US$ | |||||
|---|---|---|---|---|---|
| W912HV23C0002 | Obayashi Corporation | Department of the Army | $25,755,364 | Jun 22, 2026 | May 30, 2026 |
| W9127N23C0006 | Slayden Constructors Inc. | Department of the Army | $50,403,649 | May 5, 2026 | Nov 1, 2026 |
| N6247321D1214 | Webcor Construction LP | Department of the Navy | $0 | Dec 23, 2025 | |
| N6247321F4923 | Webcor Construction LP | Department of the Navy | $179,018,811 | Nov 12, 2025 | Feb 28, 2026 |
| N4008519C9261 | Methuen Construction Co. Inc. | Department of the Navy | $111,187,747 | May 15, 2025 | Feb 23, 2025 |
| N4008521C0051 | Methuen Construction Co. Inc. | Department of the Navy | $77,871,401 | May 12, 2025 | May 15, 2025 |
| N4008520C0033 | Methuen Construction Co. Inc. | Department of the Navy | $20,785,970 | Apr 1, 2025 | Feb 26, 2024 |
| N6247321F5402 | Webcor Construction LP | Department of the Navy | $29,416,595 | May 13, 2024 | Apr 10, 2024 |
| 19GE5021F0192 | Obayashi Corporation | Department of State | $143,375 | Sep 26, 2023 | Aug 10, 2021 |
| FA520920D0010 | Obayashi Corporation | Department of the Air Force | $0 | Mar 30, 2023 | |
Agencies
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Insight Department of the Navy paid 73%
Sub-agencies by prime obligations to Obayashi Corporation, FY2021–FY2025
Use this to see which sub-agencies pay the family's registrations; open one to see its offices.
4 sub-agencies paid the family
Showing 1–4 of 4 sub-agencies
| FY2021–FY2025, US$ | FY2021–FY2025 | ||
|---|---|---|---|
| Department of the Navy | Department of Defense | $314,415,938 | 27 |
| Department of the Army | $73,288,062 | 6 | |
| Department of the Air Force | $39,264,653 | 9 | |
| Department of State | Department of State | $3,928,901 | 31 |
Industries
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Insight 81% under Commercial and Institutional Building Construction (236220)
Industries by prime obligations, FY2021–FY2025
Use this to see what the family's registrations sell; open a code to see who else wins it.
Showing 1–7 of 7 industry codes
| FY2021–FY2025, US$ | FY2021–FY2025 | |
|---|---|---|
| 236220 Commercial and Institutional Building Construction | $349,250,401 | 27 |
| 237990 Other Heavy and Civil Engineering Construction | $57,133,325 | 8 |
| 236210 Industrial Building Construction | $20,537,673 | 5 |
| 238350 Finish Carpentry Contractors | $2,231,598 | 19 |
| 238220 Plumbing, Heating, and Air-Conditioning Contractors | $1,658,696 | 11 |
| 237110 Water and Sewer Line and Related Structures Construction | $47,255 | 2 |
| 238990 All Other Specialty Trade Contractors | $38,607 | 1 |
Places
Click a state to open its page.
- California$208M · 43%
- Maine$128M · 26%
- New Hampshire$98.7M · 20%
- Oregon$50.4M · 10%
Insight 43% was performed in California
States of performance by prime obligations since award, contracts active FY2021 on
Use this to see where the family's contract work is performed; open a state to see its contractors.
Showing 1–4 of 4 states
| Contracts active since FY2021; since award, US$ | ||
|---|---|---|
| California | $208,435,405 | 3 |
| Maine | $127,786,479 | 2 |
| New Hampshire | $98,657,371 | 2 |
| Oregon | $50,403,649 | 1 |