Federal contractor profile
KITANIHON KEISO K.K.
UEI DRHAEUJA9EN8CAGE JSHM7
Active
Overview
- Legal name
- KITANIHON KEISO K.K.
- Registered location
- HACHINOHE, AOMORI, JPN
- Primary NAICS
- 238290 — Other Building Equipment Contractors
- Latest award activity
- Apr 24, 2026
Read company summary
KITANIHON KEISO K.K. is associated with UEI DRHAEUJA9EN8 and CAGE JSHM7 in public federal records. AcornBids currently links 2 prime awards totaling $274.8K in obligations to this entity. Its largest recorded federal customer by obligations is Department of Defense. Its recorded federal awards include work classified as Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 238290 (Other Building Equipment Contractors). Its public SAM.gov registration lists HACHINOHE, AOMORI, JPN.
At a glance
Lifetime prime obligations$274.8K
Prime awards2
Awards with future end dates2
Top-agency concentration
Not available
Why this customer concentration
Detailed agency totals are not available in this stored profile.
Largest positive coded-agency total ÷ all positive coded-agency totals × 100
Missing data is shown as unavailable.
Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 10, 2026. Refresh pending; these totals may be out of date.
Business information
Public SAM.gov registration details.
- Legal name
- KITANIHON KEISO K.K.
- UEI
- DRHAEUJA9EN8
- CAGE
- JSHM7
- Registered address
- 1-18-3, SHIROSHITA, HACHINOHE, AOMORI, JPN
- Registration status
- Active
- Primary NAICS
- 238290 — Other Building Equipment Contractors
- SAM activation
- Jan 21, 2026
- Initial registration
- Nov 14, 2019
- Entity start
- Feb 24, 1971
- SAM updated
- Jan 21, 2026
- Registration expires
- Jan 21, 2027
- Fiscal year end
- Mar 31
- Place of incorporation
- JPN
Research brief
Source facts
- Loaded prime-award records link 2 awards and $274,834 in reported obligations to this legal entity. Source
- Recorded awards include Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance (NAICS 811310); this classification is not proof of every company capability. Source
- An example award describes: MAINTENANCE SERVICES FOR HVAC SYSTEM AND SEPTIC TANKS, PS#1, 2 & 3, FLCY HACHINOHE, JAPAN FFP - BASE PERIOD Source
Federal award analysis
Net transaction obligations by federal fiscal period.
Selected transaction obligations$219.2K
Prime contracts
Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Coverage: 2 of 2 selected awards. Select a period to explore its awards.
Recent federal awards
Prime contract awards. Select an award to review its history and source evidence.
| Award / description | Awarding agency | Obligations | Start date | End date |
|---|---|---|---|---|
| N4008423P7002MAINTENANCE SERVICES FOR HVAC SYSTEM AND SEPTIC TANKS, PS#1, 2 & 3, FLCY HACHINOHE, JAPAN FFP - BASE PERIOD | Department of Defense | $182.2K | Mar 29, 2023 | Apr 30, 2027 |
| N4008422P7005MAINTENANCE SERVICES FOR RESIDUAL CHLORINE AND TURBIDITY MONITORING UNITS, PUMP STATION 1, 2 AND 3, FLCY HACHINOHE, JAPAN FFP - BASE PERIOD | Department of Defense | $92.7K | Jan 31, 2022 | Feb 28, 2027 |
Upcoming positioning windows
Modeled recompete windows are estimates, not announced solicitations or guarantees.
Registration, certifications & contacts
| Registration evidence | Date |
|---|---|
| SAM updated | Jan 21, 2026 |
| Source loaded | Sep 26, 2026 |
| Initial registration | Nov 14, 2019 |
| Entity start | Feb 24, 1971 |
| Industry | Reported size status |
|---|---|
| 238190 — Other Foundation, Structure, and Building Exterior Contractors | Not reported |
| 238210 — Electrical Contractors and Other Wiring Installation Contractors | Not reported |
| 238220 — Plumbing, Heating, and Air-Conditioning Contractors | Not reported |
| 238290 — Other Building Equipment Contractors | Not reported |
| Contact | Role | Published contact methods | Evidence | Source date |
|---|---|---|---|---|
| HIDEAKI KAWAMUKAI | Government business | Contact method not published | SAM registration | Not available |
| HIDEAKI KAWAMUKAI | Electronic business | Contact method not published | SAM registration | Not available |
Registered industries
- 238190 — Other Foundation, Structure, and Building Exterior Contractors
- 238210 — Electrical Contractors and Other Wiring Installation Contractors
- 238220 — Plumbing, Heating, and Air-Conditioning Contractors
- 238290 — Other Building Equipment Contractors
Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source
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Explore the customer, work and award-size evidence behind each match.
1 awards
1 awards
2 awards
1 awards
About KITANIHON KEISO K.K.
What products and services appear in its federal awards?
Recorded award industries: 811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance.
Recorded products and services: Z1GC — MAINTENANCE OF FUEL STORAGE BUILDINGS.
Examples from recent award records:
- MAINTENANCE SERVICES FOR HVAC SYSTEM AND SEPTIC TANKS, PS#1, 2 & 3, FLCY HACHINOHE, JAPAN FFP - BASE PERIOD
- MAINTENANCE SERVICES FOR RESIDUAL CHLORINE AND TURBIDITY MONITORING UNITS, PUMP STATION 1, 2 AND 3, FLCY HACHINOHE, JAPAN FFP - BASE PERIOD
These records describe federal award work, not every company capability. Review the award evidence.
Where is the company registered?
1-18-3, SHIROSHITA, HACHINOHE, AOMORI, JPN
Registered location from SAM.gov; award performance locations may differ.
What is its primary registered industry?
238290 — Other Building Equipment Contractors.
Primary SAM.gov NAICS classification.
Which federal agencies are represented in its awards?
Department of Defense.
Data coverage and methodology
Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.
Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.
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