highway, street, bridge, pipe, dirt, sewer, water, sidewalk, paving, runway, concrete, demolition, coldmilling, airfield, engineering, striping, asphalt, removal, installation, painting, housing, building, foundation, site preparation

We provide mechanical services, fuel tank refurbishing, tank linings, fuel piping, pol distribution, general contracting services.Our mission is to provide on schedule within budget projects with a commitment to ensure the highest performance/safety standards.

Commercial and Industrial Construction, Heavy Construction, Remodel and New Construction, Carpentry, Design Build, Construction Management, Maintenance

ROOFING: BUILT-UP, SINGLE-PLY, EPDM, MODIFIED BITUMEN, PREVENTATIVE MAINTENANCE PROGRAMS. SHEET METAL: AS PERTAINS TO ROOFING. MINOR GENERAL CONSTRUCTION.

Provide engineers and/or engineering on a contract or consulting basis including, oil & gas (all facets), water treatment, pipelines, mechanical, eletrical/instrumentation, and environmental

Specializes in General/Security Construct/SVCs/upgrades, IDS, Hosp/Ofc renov., paving, striping, campsite improv./Envirn. Remed., Fencing, hgh-level construct. mech/elect/barriers, access doors/gates/controllers, hist. landmark renov. demo/cust.built kiosks.

Destgn and mfg. aeration equipment for wastewater, lakes and ponds

Geotechnical Engineering, construction material testing and special inspections. Project experience with roadways, bridges, pavement, airfields, water/wastewater systems, hazardous material surveys, regulatory compliance and permitting for air, water and landfills.

Environmental and Civil Engineering.

Environmental consulting firm performing remediation, water well drilling and pump installation, lead-based paint inspections and abatement, asbestos abatement, mold abatement and environmental studies.

Process piping, hydronic piping and equipment installation, chillers, boilers, air-conditioning, heating, HVAC, temperature controls, sheet metal ductwork, and plumbing.

Septic Systems, Storm Shelters, Water and Sewer lines, general dirt work .

I perform soil tests, (percolation and profile) for sizing septic systems. I perform water testing.

Electrical Construction and Service. Residential, Commercial, Industrial. Data, and Fiber Optic Installations.

New Construction; Commercial & Industrial Plumbing service & Remodels Slab leak detection & repair

Provides services in form of manufacturers representative for valves and related equipment for municipalities, oil, gas and other liquids industries and Corps of Engineers.

General Contractor

Air-Conditioning, Boiler, Chiller, Construction, Cooling Tower, Excavation, Management, Mechanical, Piping, Plumbing, Process Piping, Remedeation, Sewer, Sheet-metal, Utilities, Water

water purification

Facilities, Engineering, Architectural, Buildings, Office Admin, Management, Consulting, Other Services, American Indian, Tribal, Housing, Alaska Native

Commercial building, civil, sitework, pre-engineered, contract management, financial management, industrial

civil, environmental, engineering

LEIDOS ENGINEERING, LLC

LEIDOS CONSTRUCTORS, LLC

Support Activities for Oil and Gas Operations, Electric Power Distribution, Water Supply and Irrigation Systems, Sewage Treatment Facilities, New Single-Family Housing Construction (except Operative Builders)