W.M. Schlosser

Name

W.M. Schlosser

Legal name

W. M. Schlosser Co. Inc.

Website

https://wmschlosser.com

Company type

Private

Founded year

1962

Operating status

Operating

Headcount range

101–250 employees

Ownership category

akta.pro rank

Product category

Commercial Construction Services

NAICS

Commercial and Institutional Building Construction (23622), Utility System Construction (2371), Specialty Trade Contractors (238)

SIC

General Bldg Contractors - Nonresidential Bldgs (1540), Construction - Special Trade Contractors (1700)

akta.pro primary industry

Modular/Offsite General Contracting & Installation (IMAFAAAK)

Keywords

• Government construction services
• Water treatment construction
• Transit infrastructure construction
• Public infrastructure contracting
• Institutional building construction

Headquarters

HQ city

Hyattsville

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Marketing or Sales

Revenue model

1. Government Construction Contracts: Project-based revenue from construction contracts with governmental agencies including Federal, State, and Local levels. Contracts include new construction and renovation projects for facilities such as water treatment plants, transit stations, airports, courthouses, and transit facilities. Revenue is one-time/project-based rather than recurring.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

W.M. Schlosser Co. provides general construction services for renovation and new construction projects, specializing in multi-discipline work (demolition, architectural, mechanical, electrical, plumbing, structural concrete, and civil works) for government clients. The company serves federal, state, and local agencies throughout the Mid-Atlantic region, with particular expertise in water and wastewater treatment facilities, transit and transportation infrastructure, airports, courthouses, museums, schools, and public housing. Contracts are secured through competitive bidding with project values ranging from approximately $930,000 to over $63 million.

Product overview

W.M. Schlosser is a construction company (not a software/technology company) providing general construction services since 1962. The company operates as a single unified service offering focused on construction for renovation and new construction projects. Their core product is construction services, which encompasses various disciplines including demolition, architectural, mechanical, electrical, plumbing, structural concrete, civil work, water/sewer systems, and transportation infrastructure. The company specializes in serving governmental agencies at federal, state, and local levels throughout the Mid-Atlantic region.

Differentiator

Problem solved

Functional benefit

Products and services

• General Construction Services Full-scope construction services for governmental and institutional clients, encompassing renovation and new construction projects. Disciplines include demolition, architectural, mechanical, electrical, plumbing, structural concrete, and civil works.
• Water and Wastewater Treatment Construction
• Transportation Infrastructure Construction Construction of transit facilities, bus terminals, metro stations, parking structures, rail facilities, and airport infrastructure for transit authorities and airport commissions.
• Governmental and Institutional Construction Construction services for government facilities including courthouses, jails, museums, schools, hospitals, laboratories, office buildings, and public housing.
• Electrical and Power Systems Construction Electrical system upgrades, power distribution, substation construction, and electrical infrastructure work for industrial and municipal facilities, including water treatment plants.

Quantifiable outcome

• Multiple projects delivered early or ahead of schedule (e.g., First High Reservoir delivered 106 days early, Reagan National Central Utility Plant finished 4 months ahead of schedule)
• +2 more outcomes

Named customers12 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Three partnerships are on record, tiered major, core and minor.

• Edifice SolutionsmajorStrategic or Co-development Partner · 1 January 2015Joint venture partnership with Edifice Solutions for Ft. Detrick USAMRIID North Parking and Entry Control Point 9 project contracted through US Army Corps of Engineers. The joint venture successfully delivered the project receiving an Exceptional CPAR rating for Quality and Management.
• RRMM ArchitecturalcoreStrategic or Co-development PartnerTeamed with RRMM for Package G- Dulles Windscreen design-build project at Dulles International Airport. RRMM provided architectural design while WMS handled construction. Project was featured on Dulles Metro for completion of Silver Line Phase 2 windscreens.
• Century EngineeringminorImplementation/ SI/ Consulting PartnerDesign subcontractor for Dulles Corridor Rail Project Phase 1 task order contract. Century Engineering provided civil design, guardrail, and other engineering services across multiple task orders.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Turner Construction Company: National commercial/institutional general contractor with a major Mid-Atlantic presence and significant federal work. Competes with Schlosser on larger DC/MD/VA public projects but operates at much greater scale and bond capacity.
• Skanska USA: Major national general contractor with significant Mid-Atlantic presence in transit, civil, and government buildings. Competes for larger, higher-dollar public works while Schlosser operates at a smaller regional scale.
• DPR Construction: National technical builder with Mid-Atlantic operations and growing federal/civic practice. Shares Schlosser's complex, multi-discipline project profile but operates at materially larger scale and broader geographic reach.
• Balfour Beatty US: Large international infrastructure and building group with strong US federal, military, transit, and water portfolios. Overlaps with Schlosser in Army Corps, water, and transit construction across the Mid-Atlantic.
• Walsh Group / Walsh Construction: Family-owned national contractor with a strong public-sector practice in transit, water, and federal work. Competes with Schlosser for similar government contracts at scale, particularly on water and transportation infrastructure.

Direct peers

• Whiting-Turner Contracting Company: Maryland-headquartered general contractor with extensive Mid-Atlantic federal, healthcare, university, and government building work. Competes head-to-head with Schlosser on water, transit, and civic projects, and shares similar private/family-owned ownership profile.
• Gilbane Building Company: Family-owned national general contractor with deep federal, K-12, healthcare, and water/wastewater practices. Directly competes for the same types of public works bids as Schlosser, including water treatment plant and government facility projects.
• Clark Construction Group: One of the largest Mid-Atlantic commercial and institutional general contractors, headquartered in Bethesda, MD. Directly competes with Schlosser on federal, transit, water, and civic projects across the DMV region, with overlapping customer relationships (WMATA, MWAA, Army Corps, NPS).
• Hensel Phelps: Employee-owned general contractor with established Mid-Atlantic operations serving federal, aviation, water, and institutional clients. Directly comparable for the same complex multi-discipline public works bids, including water infrastructure and federal projects.
• Grunley Construction Company: DC-area general contractor specializing in government, institutional, and historic renovation work. Closely comparable to Schlosser in vertical focus on public-sector adaptive reuse, civic buildings, and federal historic preservation projects.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/pg/wmschlosser
• LinkedInlinkedin.com/company/wmschlosser
• Instagraminstagram.com/wmschlosser

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about W.M. Schlosser