GSAI provides integrated engineering, environmental, remedial construction, facilities maintenance and construction services globally. We've successfully managed prime contracts in excess of $100, 000, 000 in value.

8(a), DBE, WBE, EDWOSB. General Contractor 20 yrs.Our passion wetland, stream habitat, remediation, planting, erosion control, dewater, trail, levee, dam/dike, culvert, riprap , gabion, recreation, landscape, soil prep, mow, dredge, design-build, marine, diving, mechanical

Pre-engineered Metal buildings, Hangar, Storage, Maintenance, Canopy and Warehouse facilities, Tenant Improvements, Hangar Door Systems, Demolition, Paving, Concrete, Drainage, Mine closures, Temporary/Modular Buildings, Filtered Water Treatment Systems

General Contractor, Roofing and Roof Structures Contractor, Asbestos, Lead & Mold Abatement Contractor, Design/Build Services, Consulting & Design Services, Renovations & Remodels, Seismic & Sructural Upgrades, Tenant Improvements.

Doyon Project Services is a Washington State based general contractor that specializes in new construction, renovations, heavy civil and levee projects for the federal government and Department of Defense (DoD) Agency clients.

Road Construction, Excavation Work, Drilling & Blasting, Septic, Sewer, Water and Storm Drainage, WaterShed Protection and Maintenance, River Armoring, Bank Stabilization, Erosion Control, Fish Habitat Restoration, Instream structures, Stream diversions, Bridges

Commercial Diving

Award winning, General Contractor, design build, 8(a, buildings, roads, parks, demo, environmental, LEED, IDIQ, JOC, POCA, 28 years experience

TARPS, COVERS, Pads, Berm Liners, PORTABLE STRUCTURES - AIR & FRAME, BERM LINERS, SECONDARY CONTAINMENT, ENVIRO PRODUCTS. Earth guard containment systems, floor covers, Tarp systems, weather protection, consulting,

Heavy Civil Underground Construction, Excavation, In water work, emergency response

8(a), SDB, HubZone, MBE, Native American general contracting firm. Strengths include, new construction, renovations, concrete, steel, metal buildings, roofing, flooring, campground improvements.

ROAD CONSTRUCTION/RECONSTRUCTION - GRADING, ROCK, DITCH, PAVING. EQUIPMENT RENTAL - TRUCKS, FORKLIFT, BACKHOE, CRAWLER, ROAD GRADER, WATER TRUCK, CHIPPER. CAMPGROUND CONSTRUCTION. ROAD MAINTENANCE. BRIDGE & DOCK CONSTRUCTION. HABITAL IMPROVEMENT - FISH &

SDVOSB firm specializing in Consulting, Construction Services, and Supply. Please visit us online at www.vikingbuilds.com for more information about our products and services. Looking forward to serving our government clients on projects small and large.

Rip Rap, Work in the water, excavation, trucking, utilities, general sitework, new construction

Excavation, sitework, water-sewer-storm mains, fireline.Retaining walls, block & H-pile.Dump trucking, heavy hauling, logging, clearing, grading. Concrete curb, gutter, sidewalk

Cascade Excavators provides trucking and excavation services. We specialize in land clearing, road building, sitepreparation, utility work, PCT/logging, dikes and levies and other earth moving requirements.

COMM. CONST 236220 & INDUST. CONST 236210

Tri Coast Construction provides a full service compliment of public works services from the aspect of a general contractor.

Excavation Utilities Culvert Water Sewer Concrete Asphalt SealCoat Striping New Repair Paving Road BST ChipSeal Sawcutting Coring Maintenance Alteration Fabricate Demolition Building Structures Build Landscaping Remediate Electrical Fiber Optic Signage

Water, sewer and storm drainage installations

General Contractor

Construction services including, excavation, trenching, concrete work, piping, power and communications wiring, apparatus install and alignment and, full service Environmental Services including contamination assessments, site remediaiton and monitoring.

Installation of Instrumentation and Controls Systems, Calibration, Commissioning and Start-up. PLC/SCADA Programming. Installation of Electrical, Mechanical Piping and HVAC Systems for Industrial and Commercial applications.

A.P.T. specializes in all aspects of sewer and water utilities up to 10' lines. We are capable of both pipe bursting as well as directional boring for line placements. We also install, pump, repair and replace all aspects of septic systems.

General Contractor, Roofing and Roof Structures Contractor, Asbestos, Lead & Mold Abatement Contractor, Design Build Services, Consulting & Design Services, Renovations & Remodels, Seismic & Sructural Upgrades, Tennant Improvements