We are managed by several key individuals with decades of underground utility construction experience. Keystone works with all subcontractors to ensure jobs are completed according to all applicable regulations to maintain quality and safety.

Calamar Federal Services, LLC is a SDVOSB that provides full service General Construction, Development and Facilities Management Services. Additional capabilities include, LEED, Design-build and Construction Management throughout our mulitple locations.

General Contracting

General Contractor, construction, concrete, sewer, utilities, water treatment, chlorination, pumps and controls, water lines, HVAC, electrical, comm, computer cabling, fire alarm, fire protection, cooling towers, roofing, SABER, JOC, IDIQ

Our company can take your project from dirt work to the end product. Plumbing, electrical, framing, drywall, insulation, H-vac, painting, textures, installations, concrete and roofing are a few of our areas of expertise.

General contractor, construction, concrete, sewer, utilities, water treatment, clorination, pumps and controls, water lines, HVAC, electrical, comm, computer cabling, fire alarm, fire protection, cooling towers, roofing, SABER, JOC, IDIQ, DESIGN/BUILD

20yrs US Army, admin and logistics. Worldwide experience with Construction and Engineering Military bases, Logistics, and Warehouse Ops. Served as Project Manager for Army Corps of Engineers, VA Medical Centers, Langley Air Force and Ft.Eustis jobs.

General and Electrical Construction Fire Alarm Maintenance and Installation Electrical Maintenance and repairs Street Lighting, Underground Utilities, Building Renovations, New Building Construction, Construction Management

40+ yrs exp: Residential/Commercial/Industrial full-line roofing company capable of supply & installation of most any type of roof on any building, throughout the State of Alaska.

GENERAL CONTRACTING. All types of construction, Buildings, Sitework, concrete, etc

Installation of Concrete and masonry construction

TopNotch General Contractor specializes in commercial renovation and new construction. Services includes interior and exterior painting, plumbing, electrical, HVAC, roofing, flooring, and powerwashing.

Construction and emergency repair services for residential homes/ commercial establishments, including roofing, siding, home beautification, window/ door installation, and basic landscaping. Serivce 24/7.

Fire and flood mitigation, sewage, board up services, content pack outs, restoration, remodeling, carpentry, demolition, roofing & siding, all flooring, ceiling tiles, insulation & drywall, painting, ceramic tiling, plumbing, countertops and cabinets

Hand tools, electric tools, construction - remodeling & painting

All concrete and concrete specialties to include stamped and color. All site preperation and general building construction. General on HVAC, Electrical , Mechanical , Energy Controls and Plumbing

Janitorial and Commercial Laundry Service, water remediation services, safety products and peronal protective equipment sales, marine services, boat decontamination, green cleaning, osha and hazmat training services, hazmat remediation, consulting service

General Construction and Landscaping Contractor plus Supply Chain and Sourcing expertise. Also very experienced in print buying and signage.

Security, Training, Consulting, Logistics, Technologies, Construction, Web Based Security

Residential remodeling Residential roofing Painting and wall covering Drywall and insulation Siding Residential rough framing