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American Engineering Corporation; Motoi Doboku; Onaka Gumi; Oshiro Gumi Rokko JV; Sumitomo Heavy Industries; WITCO Industries

UEI: SLED_04FAC76EB2F69CE8

American Engineering Corporation; Motoi Doboku; Onaka Gumi; Oshiro Gumi Rokko JV; Sumitomo Heavy Industries; WITCO Industries is a federal contractor, registered under UEI SLED_04FAC76EB2F69CE8. It has been awarded $99,000,000 in federal contracts. Primary work spans All Other Specialty Trade Contractors. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_04FAC76EB2F69CE8

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

The American Engineering Corporation, Motoi Doboku, Onaka Gumi, Oshiro Gumi Rokko JV, Sumitomo Heavy Industries, and WITCO Industries joint venture provides specialized construction and engineering services. Their technical expertise includes the execution of seed projects and related site developme...

Key Performance Metrics

Awards Count

1

All time

Active

0

Currently performing

Completed

0

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency

Department Of Defense$99.0M100%

Awards by NAICS

238990 - All Other Specialty Trade Contractors$99.0M100%

Awards by Agency Over Time

Awards by Place of Performance

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Open opportunities in American Engineering Corporation; Motoi Doboku; Onaka Gumi; Oshiro Gumi Rokko JV; Sumitomo Heavy Industries; WITCO Industries's top NAICS codes and agencies

Traffic and Pedestrian SignageThis subcontract opportunity involves the supply and installation of pedestrian and traffic signage for prime contractors working on infrastructure projects for the Town of Nantucket in Massachusetts. The scope of work includes the installation of sign posts and the mounting of both regulatory and directional signage to ensure the delivery of fully installed signage at the designated performance site on Washington Street. The solicitation is categorized under NAICS code 238990 and is managed by the Town Administration. Interested parties must submit their responses by the deadline of November 19, 2026, following the posting date of October 20, 2026.

2 - Town Administration

POSTED

about 12 hours ago

DEADLINE

Guardrail InstallationThis subcontract for Guardrail Installation involves the supply and installation of safety guardrails for prime contractors working on Town of Nantucket infrastructure projects. The scope of work specifically includes post driving and rail installation along the Sparks Avenue sidepath, ensuring all deliverables meet established safety standards. The project is managed by the Town Administration in Massachusetts and will be performed in Nantucket, Massachusetts. Interested parties must submit their responses by November 19, 2026, in accordance with the solicitation posted on October 20, 2026.

2 - Town Administration

POSTED

about 12 hours ago

DEADLINE

Chain Link Fence Installation ServicesThis subcontract for Chain Link Fence Installation Services involves providing specialized fencing solutions for prime contractors at Somerset Middle School under the Somerset Public Schools agency in Massachusetts. The scope of work includes performing layout, setting fence posts in concrete, installing fabric, and fitting all necessary gates and hardware. All installations must strictly adhere to local building codes and established school safety protocols to deliver a fully functional fence system. The project is categorized under NAICS code 238990 and is located on Whetstone Hill Road in Somerset, zip code 02726. The solicitation was posted on October 20, 2026, with a response deadline set for October 29, 2026.

SPS03 - Somerset Public Schools

POSTED

about 13 hours ago

DEADLINE

SOMERSET MIDDLE SCHOOL NEW CHAIN LINK FENCING

Solicitation # BD-27-2135-SPS03-SPS04-134611

The Somerset Public Schools is soliciting sealed bids for the Somerset Middle School New Chain Link Fencing project, identified by solicitation number BD-27-2135-SPS03-SPS04-134611. The scope of work involves the installation of new chain link fencing at the Somerset Middle School located at 1141 Brayton Ave, Somerset, MA 02726. A pre-bid site walk is scheduled for October 20, 2026, at 3:00 PM at the school location. Hard-copy bids must be submitted by 3:00 PM on October 29, 2026, to the Somerset School Administration Office at 580 Whetstone Hill Road, Somerset, MA 02726. All submission envelopes must be clearly labeled as Bid for the Somerset Middle School New Chain Link Fencing. The primary point of contact for the procurement is Purchaser Kayla Marsden, with additional administrative support provided by Andrew DiGiammo and Raquel Pellerin. This is an open market solicitation with bid documents available starting October 15, 2026.

SPS03 - Somerset Public Schools

POSTED

about 13 hours ago

DEADLINE

Turbine and Sculpture MaintenanceThis subcontract involves providing bi-annual technical maintenance for turbines and public sculptures on projects managed by the City of El Paso Streets and Maintenance Department. The scope of work includes performing mechanical cleaning, lubrication, and structural inspections of kinetic art installations, utilizing specialized tools and lifts to ensure proper access. The contractor is responsible for delivering serviced sculptures and submitting detailed bi-annual maintenance reports. This opportunity is categorized under NAICS code 238990, with a response deadline set for November 18, 2026.

City Of El Paso

POSTED

about 15 hours ago

DEADLINE

Signage Installation ServicesThis subcontract for Signage Installation Services involves performing installation work for prime contractors across eight Bryan Independent School District elementary school campuses, including Bonham, Bowen, and Branch. The scope of work requires the mounting and securing of signage packages to walls and doors, ensuring all deliverables are fully installed and verified according to project specifications. The contractor must maintain comprehensive general liability insurance and provide a waiver of subrogation endorsement. This opportunity is categorized under NAICS code 238990, with a response deadline set for November 3, 2026.

POSTED

about 15 hours ago

DEADLINE

PURIFIED WATER REPLENISHMENT SAN JACINTO VALLEY ADVANCED WATER PURIFICATION FACILITY SPECIFICATION NO. 1472W

Solicitation # purified-water-replenishment-san-jacinto-valley-advanced-water-purification-facility-specification-0

J.F. Shea Construction, Inc. is seeking sub-bids from qualified Disadvantaged Business Enterprise subcontractors and suppliers for the Purified Water Replenishment San Jacinto Valley Advanced Water Purification Facility project. Located in San Jacinto, California, this solicitation is for the owner, Eastern Municipal Water District, under specification number 1472W. The opportunity is open to various certified entities, including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. The project encompasses a wide range of construction and supply needs, covering numerous NAICS codes related to heavy and civil engineering, specialty trade contracting, and industrial machinery. Interested parties must submit their bids by November 17, 2026, at 10:00 A.M. Primary coordination for this solicitation is handled by Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

about 15 hours ago

DEADLINE

CONSTRUCTION MANAGER/GENERAL CONTRACTOR (CM/GC) SERVICES FOR DIRECT POTABLE REUSE DEMONSTRATION FACILITY (PHASE 1) RFQ NO. 3002

Solicitation # construction-managergeneral-contractor-cmgc-services-direct-potable-reuse-demonstration-facility

The Metropolitan Water District of Southern California is seeking qualified subconsultants for the Direct Potable Reuse Demonstration Facility Phase 1 project located in Carson, California. This solicitation is specifically targeting certified MBE, WBE, SBE, DVBE, VOB, and LSA firms to provide Construction Manager/General Contractor services. The project encompasses a wide range of professional and construction services as indicated by various NAICS codes, including engineering, architectural, and specialized construction management. Interested subconsultants must submit their bids by October 23, 2026, at 2:00 P.M., ahead of the primary owner bid date on November 3, 2026. The procurement process is being managed through J.F. Shea Construction, Inc., with a strong emphasis on SBA set-asides for veteran-owned, women-owned, HUBZone, and disadvantaged business enterprises. Primary coordination for this opportunity is handled by Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

about 15 hours ago

DEADLINE

INLAND FEEDER/SAN BERNARDINO VALLEY MUNICIPAL WATER DISTRICT FOOTHILL PUMP STATION INTERTIE, STAGE 1, SPECIFICATIONS NO. 2049

Solicitation # inland-feedersan-bernardino-valley-municipal-water-district-foothill-pump-station-intertie-stage-1-0

The Metropolitan Water District of Southern California is seeking bids for the Inland Feeder/San Bernardino Valley Municipal Water District Foothill Pump Station Intertie, Stage 1 project located in Highland, California. This solicitation, identified by Specifications No. 2049, involves infrastructure work categorized under various NAICS codes, primarily focusing on highway, street, and bridge construction as well as specialized water project services. Bids for this project are due by October 27, 2026, at 2:00 P.M. This opportunity is designated as an SBA set-aside, specifically open to certified Veteran Owned Small Businesses, Service-Disabled Veteran Owned Small Businesses, Women-Owned Small Businesses, and HUBZone Small Businesses. Interested parties should coordinate through the primary point of contact, Lori Olivas at J.F. Shea Construction, Inc.

J.F. Shea Construction, Inc.

POSTED

about 15 hours ago

DEADLINE

On-Call Maintenance and Minor Construction Services

Solicitation # RFP-VC-26-008

The Inland Empire Regional Composting Authority is soliciting proposals from licensed general contractors to establish a Master Services Contract for on-call maintenance and minor construction services in California. This is a small business set-aside solicitation, including SDB, WOSB, HUBZone, and VOSB designations, under NAICS code 238990. The scope of work involves providing qualified personnel and equipment for tasks that may require short-notice response, including millwright and welding activities, fire sprinkler system maintenance, general construction such as framing and concrete, and the maintenance of conveyors, hoppers, and heavy equipment. Work will be assigned via time-and-materials Task Orders, and the Authority intends to award multiple contracts based on the best interests of the agency. Proposals must be submitted electronically via PlanetBids by October 29, 2026, at 3:00 p.m. Evaluation criteria include price and payment terms, the nature of any exceptions taken to the RFP, organizational experience, personnel qualifications, and the quality of the proposed work plan. This is a prevailing wage contract subject to California Labor Code Section 1770, requiring contractors to be registered with the Department of Industrial Relations. Key contractual requirements include the provision of performance and payment bonds for any Task Order exceeding 25,000 dollars and strict adherence to OSHA safety standards. Payments are generally made within 30 days of invoice approval, though expedited payment options are available in exchange for a percentage discount.

Inland Empire Utilities Agency

POSTED

about 15 hours ago

DEADLINE

Road Signage and MarkingsThis subcontract agreement involves the supply and installation of park and regulatory traffic signage and road markings for prime contractors working on Government of Ontario Ministry of Environment, Conservation and Parks facility projects. The scope of work specifically requires the installation of 15 Parks signs and 28 MUTCD signs, along with the application of road markings using either paint or thermoplastic in strict accordance with MUTCD standards. The primary objective of the contract is the delivery of fully installed traffic signage and clearly visible road markings. This opportunity is categorized under NAICS code 238990 and is associated with the Ministry of Environment, Conservation and Parks. Interested parties should note the response deadline of November 20, 2026.

Environment, Conservation and Parks

POSTED

about 16 hours ago

DEADLINE

in about 1 month

Signage Installation and Site WorkThis subcontract for Signage Installation and Site Work involves the installation of fabricated wayfinding signs for prime contractors on municipal projects within the City of Savannah, Georgia. The scope of work encompasses the entire installation process, including site layout, excavation for post holes, pouring concrete footings, and the final mounting of sign structures. To ensure all signage systems are fully secured and compliant with local building codes, the contractor will utilize specialized equipment such as augers and concrete mixers. The opportunity was posted on October 20, 2026, with a response deadline of November 3, 2026. Classified under NAICS code 238990, this project focuses on delivering complete and secured signage systems as part of broader city infrastructure improvements.

City of Savannah

POSTED

about 16 hours ago

DEADLINE

Trailer Wood Flooring ReplacementThis subcontract opportunity involves the supply and installation of heavy-duty trailer-grade wood flooring for transport and lowboy trailers utilized on Alabama Department of Transportation projects. The selected contractor will be responsible for removing damaged flooring and installing new materials for specific assets, ensuring the final delivery of completed flooring on designated trailers for prime contractors. The project is categorized under NAICS code 238990 and is associated with the G09_3 Equipment Yard in Alabama. Interested parties must submit their responses by the deadline of October 26, 2026, following the posting date of October 20, 2026.

G09_3 Equipment Yard

POSTED

about 16 hours ago

DEADLINE

Utility Adjustment ContractorThis subcontract opportunity, issued by the Kentucky Public Works agency, seeks a Utility Adjustment Contractor to support prime contractors on street projects within Boone County. The selected contractor will be responsible for leveling manholes, valve boxes, and drainage structures to ensure they are flush with the final grade of new asphalt surfaces. This process involves the use of masonry materials and adjustment rings, as well as close coordination with local utility owners to verify proper grading. The solicitation was posted on October 20, 2026, with a response deadline of November 10, 2026. Falling under NAICS code 238990, the contract focuses on the precise delivery of utility structure adjustments to match finished pavement specifications. Interested parties can find further details through the Boone County procurement portal.

POSTED

about 16 hours ago

DEADLINE

Traffic Control and Pavement Marking SpecialistThis subcontract for a Traffic Control and Pavement Marking Specialist involves providing essential support for prime contractors working on street projects within Boone County. The selected provider will be responsible for managing traffic flow through the deployment of MUTCD-compliant flagmen and devices, as well as applying pavement markings using paint or thermoplastic equipment in accordance with KYTC sections 713 and 714. Managed by the Kentucky Public Works agency, the project falls under NAICS code 238990. The solicitation was posted on October 20, 2026, with a response deadline set for November 10, 2026. The primary objective is to ensure all traffic control and marking installations adhere strictly to the Manual on Uniform Traffic Control Devices to maintain safety and regulatory compliance.

POSTED

about 16 hours ago

DEADLINE

Concrete Driveway ConstructionThis subcontract for Concrete Driveway Construction involves the installation of 6-inch thick concrete driveways for prime contractors working on City of Bartow Public Works projects. The scope of work includes the placement, reinforcement, and finishing of concrete, with a specific requirement to ensure all transitions between public streets and private property adhere to FDOT Standard Specifications. The opportunity was posted on October 20, 2026, with a response deadline of November 25, 2026. Classified under NAICS code 238990, the project is managed by the Public Works agency in Florida. Interested parties can find further details through the provided procurement portal.

POSTED

about 16 hours ago

DEADLINE

in about 1 month

ADA Compliant Concrete Sidewalk ConstructionThis subcontract for ADA Compliant Concrete Sidewalk Construction involves the installation of four-inch thick concrete sidewalks for prime contractors working on City of Bartow Public Works projects. The scope of work includes the construction of public sidewalk curb ramps featuring detectable warnings in accordance with FDOT Index No. 304 and FDOT Sidewalk 310, as well as the installation of bond breakers and expansion joints to deliver fully compliant sidewalk systems. The opportunity was posted on October 20, 2026, with a response deadline of November 25, 2026. Classified under NAICS code 238990, the project is managed by the Public Works agency in Florida. Interested parties can find further details through the provided OpenGov procurement portal.

POSTED

about 16 hours ago

DEADLINE

in about 1 month

Concrete Curb and Gutter ConstructionThis subcontract for Concrete Curb and Gutter Construction involves the installation of concrete curbing and gutter systems for prime contractors working on City of Bartow Public Works projects. The scope of work includes the construction of concrete curb, curb and gutter, and valley gutters, with all installations required to meet FDOT Curb and Gutter 300 and FDOT Section 520 specifications. The selected contractor will utilize concrete forms and curbing machines to deliver fully installed and cured systems. The opportunity is categorized under NAICS code 238990 and is managed by the Public Works agency in Florida. Interested parties must submit their responses by the deadline of November 25, 2026. Further details regarding the solicitation can be accessed through the provided procurement portal.

POSTED

about 16 hours ago

DEADLINE

in about 1 month