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LANTZ CONSTRUCTION CO. OF WINCHESTER, INC.

UEI: DE3MDYD1ZKQ4CAGE: 1EEC2

LANTZ CONSTRUCTION CO. OF WINCHESTER, INC. is a federal contractor, registered under UEI DE3MDYD1ZKQ4 and CAGE code 1EEC2. It has been awarded $25,975,178 in federal contracts. Primary work spans Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, and Glass and Glazing Contractors. Top awarding agencies include Department Of Homeland Security, Department Of The Interior, and Other agencies (2 agencies, <0.5% each).

Contact Information

Registration and classification details

Registration

UEI Code

DE3MDYD1ZKQ4

CAGE Code

1EEC2

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit OrganizationSubchapter S CorporationVeteran-Owned Business

NAICS Codes

236118Residential Remodelers
236210Industrial Building Construction
236220Commercial and Institutional Building Construction(Primary)
237110Water and Sewer Line and Related Structures Construction
237990Other Heavy and Civil Engineering Construction
+6 more

Federal Contracting Overview

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

AI Capability Profile

Lantz Construction Co. of Winchester, Inc. specializes in commercial and institutional construction services, with core capabilities centered on site preparation, structural framing, building envelope systems, and general contracting for public and private-sector facilities. The firm delivers turnke...

Lantz Construction Co. of Winchester, Inc. specializes in commercial and institutional construction services, with core capabilities centered on site preparation, structural framing, building envelope systems, and general contracting for public and private-sector facilities. The firm delivers turnkey construction solutions using industry-standard methodologies including lean construction principles, OSHA-compliant safety protocols, and integrated project delivery approaches. Technical expertise includes concrete placement, steel erection, roofing systems, and mechanical rough-ins, with a demonstrated focus on precision execution in constrained urban and rural environments. Their operational discipline emphasizes schedule adherence, quality control, and subcontractor coordination, distinguishing them in markets requiring reliable, hands-on project management without reliance on specialized certifications. Award history does not provide sufficient detail to identify specific federal agencies or programmatic relationships, and no recent contract awards are available for analysis. Consequently, no definitive patterns of agency engagement can be inferred. The company’s primary NAICS code, 236220, corresponds to Commercial Building Construction, indicating a focus on non-residential structures such as offices, retail spaces, schools, and light industrial facilities. In practice, this means they execute projects requiring adherence to building codes, energy efficiency standards, and accessibility requirements under the ADA. Their market positioning aligns with regional demand for durable, code-compliant infrastructure, serving clients who prioritize craftsmanship and on-time delivery over high-tech or defense-specific construction capabilities. Lantz Construction is structured as a small, locally based firm with operations centered in Winchester, Virginia. The entity is not certified under any federal small business or socioeconomic programs. While lacking government-specific accreditations, the company maintains a regional footprint with an emphasis on serving Virginia and surrounding markets through direct labor management and established local supply chains. Their business model reflects a traditional contractor profile focused on reliability, local presence, and hands-on project oversight.

Key Performance Metrics

Awards Count

6

All time

Active

0

Currently performing

Completed

6

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
Awards by NAICS
Awards by Agency Over Time
Awards by Place of Performance

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Award history, agency mix, and NAICS coverage for LANTZ CONSTRUCTION CO. OF WINCHESTER, INC.

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Open opportunities in LANTZ CONSTRUCTION CO. OF WINCHESTER, INC.'s top NAICS codes and agencies

NAICS: 236220
New
SLED
27-020-LH Commercial Storage Building (11/19/26) (RFB)
Solicitation # 27-020-LH
The Macon-Bibb County Board of Commissioners is soliciting sealed bids under solicitation number 27-020-LH for the installation of a commercial storage building for the Vehicle Maintenance Department. The project requires a qualified contractor to provide all labor, materials, and equipment to construct a building measuring 50 feet wide, 170 feet long, and 20 feet high, with certifications for 140 MPH wind and 30 PSF snow ratings. All work must comply with manufacturer specifications, the International Building Code, state and local building codes, Georgia DOT standards, and OSHA regulations. Bids must be submitted as one original and one flash drive to the Procurement Department by 12:00 PM on November 19, 2026. Award decisions will be based on the judgment of the Board of Commissioners, considering factors such as price, usefulness to the department, prior county experience, and the provision of necessary features. The county may award the contract to a local business if their bid is within 5% of the lowest responsive bid. Required submission documents include a bidder qualification form, minority participation goals, an E-Verify affidavit, and a non-collusion affidavit. Contractors must maintain required insurance levels throughout the term and provide material safety data sheets for all industrial chemicals used on site. A non-mandatory pre-bid conference is scheduled for November 4, 2026, and the deadline for submitting questions is November 6, 2026.
Macon Bibb County Board of Commissioners

POSTED

about 7 hours ago

DEADLINE

in 27 days
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NAICS: 236220
New
SLED
Building 262 Renovations FLETC Glynco
Solicitation # 70LGLY27RSSB00001
The Building 262 Renovation project at the Federal Law Enforcement Training Center in Glynco, Georgia, is a single firm fixed price contract for the comprehensive interior modernization of Building 262 and associated buildings 261 and 263. The scope of work includes replacing corridor and classroom flooring with composite modular materials, fully renovating restrooms with new vanities and lavatories, and updating interior surfaces to a level 4 finish. Technical upgrades involve installing raised flooring, implementing new electrical distribution and simple dimming controls, replacing ceiling fans, and upgrading HVAC variable air volume systems and lighting controls. The project also requires the installation of new signage and the protection of existing vegetation and structures. The period of performance is scheduled from January 11, 2027, to March 11, 2028, with a total duration of 425 calendar days after the Notice to Proceed. Award will be based on a best suited negotiate methodology, where price, past performance, and corporate relevant experience are of equal importance. Offerors must provide performance and payment bonds equal to 100 percent of the contract price and adhere to Davis-Bacon prevailing wage determinations. Proposals must be submitted electronically to the Contracting Officer by November 9, 2026, and must include a detailed bid schedule in Excel and technical documentation in PDF format.
Bristol Alliance of Companies

POSTED

about 7 hours ago

DEADLINE

in 17 days
View Details
NAICS: 236220
New
SLED
Repair Auto Maintenance Bldg 575
Solicitation # N40085-27-R-9000
Solicitation N40085-27-R-9000 involves the comprehensive repair and modernization of the Auto Maintenance Facility, Building 575, located at MCB Camp Lejeune, North Carolina. The project scope is divided into two primary exhibit line items: the renovation of Building 575 and the removal and replacement of paving. The renovation includes selective demolition, building envelope and roofing repairs, interior reconfiguration, and the installation of updated HVAC, exhaust extraction, compressed air, and NFPA-compliant fire suppression systems. Additionally, the work encompasses electrical distribution, lighting, low-voltage systems, building automation controls, and site improvements including drainage, water, sanitary, and storm system repairs, as well as hazardous materials abatement. The estimated contract value ranges between 10 million and 25 million dollars. The contract is governed by several federal regulations, including the Davis-Bacon Act, the Buy American Act, and ADA accessibility guidelines. Key administrative requirements include the use of Wide Area Work Flow for monthly invoicing and the submission of a final release and sea transportation certification per DFARS 252.247.7023. Quality assurance is managed through a QC Manager who must certify that all work complies with contract drawings and specifications. Depending on the final proposal value, contractors may be required to provide bid, payment, and performance bonds, with bid bonds set at 20 percent of the proposal amount. Technical standards for the project include MIL-STD-101 for piping identification and IESNA LM-79 and LM-80 for LED lighting testing.
Bristol Alliance of Companies

POSTED

about 7 hours ago

DEADLINE

in about 1 month
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NAICS: 237110
New
IEUA RMPU Basin Improvements Project Montclair Basin Improvements
Solicitation # ieua-rmpu-basin-improvements-project-montclair-basin-improvements
The IEUA RMPU Basin Improvements Project involves construction improvements at Montclair Basin 2 and 3 in Chino, California. The primary objective is to divert available storm flows from the San Antonio Creek Channel into existing basins to facilitate groundwater recharge. The scope of work is comprehensive, requiring all materials, labor, tools, equipment, and transportation necessary to furnish, install, commission, and deliver a fully functional project. Key activities include civil and site work such as grading, demolition, saw cutting, cold planing, and trucking, as well as the installation of concrete pipes and structures. Specialized services required for the project include traffic control, SWPPP, construction surveying, electrical work, welding, and preconstruction video. Norstar Plumbing and Engineering, Inc. is the prime contractor seeking certified and qualified DBE, MBE, SBE, and WBE subcontractors and suppliers to support these efforts. The solicitation is categorized under NAICS code 237110. Interested parties must submit their bids by October 29, 2026, at 2:00 PM. Detailed plans and specifications are available through the Inland Empire Utilities Agency bidding website. Primary points of contact for this opportunity are Nathan Plummer and Destiny Plummer.
Norstar Plumbing and Engineering, Inc

POSTED

about 7 hours ago

DEADLINE

in 5 days
View Details
NAICS: 237110
New
Morgans Branch Force Main and Pump Station Improvements
Solicitation # SRP-W-134-0290
The Morgans Branch Force Main and Pump Station Improvements project, solicitation number SRP-W-134-0290, is a construction effort for the City of Belmont, North Carolina, with a project estimate of 16,690,000 dollars. The scope of work involves the installation of 16,435 linear feet of new 20-inch ductile iron force main and comprehensive upgrades to the Morgans Branch Pumping Station. Key station improvements include the installation of a new wet well, valve vault, and associated appurtenances, as well as the demolition of existing pumps and piping. The project also requires the installation of new gravity sewers, manholes, and related site work including excavation, paving, and erosion control. The contract will be awarded to the responsible bidder submitting the lowest responsive bid, with a strong emphasis on qualifications, financial ability, and MWBE compliance. Bidders must submit a signed EJCDC C-410 Bid Form, a bid bond, and evidence of authority to sign. The project is governed by EJCDC standard general and supplementary conditions, requiring performance and payment bonds and insurance with an A.M. Best rating of A-VII or better. Performance begins upon the issuance of a Notice to Proceed, and payments are processed monthly via applications for payment submitted to the Engineer, becoming due 30 days after presentation to the owner.
Don Moorhead Construction, Inc.

POSTED

about 7 hours ago

DEADLINE

in 17 days
View Details
NAICS: 237110
New
Alvarado Trunk Sewer Ph IV and Water Main Relocations Bid Package A, Contract K-27-2470-DBB-3-C
Solicitation # K-27-2470-DBB-3-C
Flatiron Dragados Constructors, Inc. is soliciting bids for the Alvarado Trunk Sewer Ph IV and Water Main Relocations Bid Package A, Project No. K-27-2470-DBB-3-C, for the City of San Diego. This CASRF and EPA funded project is located in California and seeks quotes from subcontractors and suppliers for a wide range of services, including infrastructure and utilities such as electrical work, pipe supply, and water truck services; material supply for aggregate, geotextile, and ready mix concrete; and professional services including surveying, QC testing, and biological services. The solicitation is set aside for SBA certified Women-Owned Small Businesses and Disadvantaged Business Enterprises. Bids must be submitted via email or fax by October 28, 2026, at 2:00 PM and must remain valid for 120 days. All subcontractors are required to hold a valid California contractor license and be registered with the California Department of Industrial Relations per Public Contract Code Section I725.5. The project is subject to a Project Labor Agreement. Additionally, Flatiron Dragados reserves the right to require payment and performance bonds equal to 100 percent of the contract value, with actual bond premium costs reimbursed up to a maximum of 3 percent. Primary contact for this solicitation is Veronica Garcia.
Flatiron Dragados Constructors, Inc.

POSTED

about 7 hours ago

DEADLINE

in 4 days
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NAICS: 236220
New
Construction of the Recharge Master Plan Update Basin Improvements Project Montclair Basin Improvements
Solicitation # construction-recharge-master-plan-update-basin-improvements-project-montclair-basin-improvements-2
The Construction of the Recharge Master Plan Update Basin Improvements Project Montclair Basin Improvements is a solicitation issued by RT Contractor Corp for the Inland Empire Utilities Agency. This project, categorized under NAICS code 236220, focuses on basin improvements in California, specifically within the Riverside or Los Angeles project areas. The solicitation is designated as a set-aside for Disadvantaged Business Enterprises (DBE) as defined by the Department of Transportation. The response deadline for this opportunity is November 4, 2026. A critical component of this contract is strict adherence to Disadvantaged Business Enterprise (DBE) Good Faith Effort (GFE) requirements, which are expanded from State Water Resources Control Board standards to secure project financing. Bidders must provide proof of specific GFEs to avoid being deemed non-responsive. Mandatory submissions included in the bid package must include proof of posting solicitations in an online publication for 30 consecutive calendar days and a print newspaper for at least one day, as well as evidence of utilizing the Small Business Administration (SBA) and the Minority Business Development Agency (MBDA). Documentation regarding DBE outreach may be submitted up to three business days after the bid closing date. Prime contractors are further required to flow these GFE requirements down to any subcontractors they award.
RT CONTRACTOR CORP

POSTED

about 7 hours ago

DEADLINE

in 11 days
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NAICS: 237110
New
Main Wastewater Treatment Plant Secondary Reactors Rehabilitation Phase 2 in CA
Solicitation # main-wastewater-treatment-plant-secondary-reactors-rehabilitation-phase-2-ca
Garney Pacific, Inc. is seeking quotes from qualified subcontractors for the Main Wastewater Treatment Plant Secondary Reactors Rehabilitation Phase 2 project located in Oakland, California, for the East Bay Municipal Utility District. The comprehensive scope of work involves the rehabilitation of covered and open concrete structures, including concrete resurfacing, restoration, and the installation of platforms and access improvements. Mechanical and piping requirements include the relining, modification, or replacement of small and large diameter steel and ductile iron pipes, pipe supports, valves, and piping appurtenances, as well as the installation and operation of a temporary 11 MGD pumped bypass. Additionally, the project entails the rehabilitation of reactor mixers and aerators, modifications to sluice and slide gates, rerouting of sump pump discharge lines, excavation, trench work, and surveying. Electrical and instrumentation work includes the installation of new systems, improvements to existing instrumentation, and the rehabilitation and replacement of motor control center components. This solicitation is open to small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. All subcontractors are required to utilize union labor and must be prepared to provide a 100 percent Payment and Performance Bond from a US Treasury listed Surety Company, providing their bond rate at the time of bid for reimbursement. Quotes for services and supplies, including lead abatement, metals fabrication, and painting and coatings, are due by November 17, 2026, with the final bid date set for November 18, 2026.
Garney Pacific, Inc.

POSTED

about 7 hours ago

DEADLINE

in 25 days
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