General Construction Commercial/Light Industrial, Cement, Carpentry, and other building trades. Design build projects.

General Contractor, Construction Manager, Masonry Contractor

road building, contamination cleanup, remediation, runways, site development, bridges, sewers, culverts, ponds etc. MDOT Ea-G-I-J-N2-N96M. Licensed contractor. Can complete job from initial earthwork and lot prep - to total completion of structure.

General Contracting, landscaping, Carpentry, Hvac, Plumbing, Elec, Kitchens, Baths, Doors, Windows, A/C, Furnaces, Air Handlers, Water Heaters

General Contractor specializing in sitework, dirtwork, underground utilities, residential construction

Over 20 years experience in General Contracting for schools, hospitals, restaurants, offices, automotive plants, airports, retail stores, parks. Self performing carpentry, drywall, site concrete, acoustical ceilings and painting.

Heavy construction (underground, roads, shoreline erosion protection); quarrying (limestone - produce aggregates and dimensional stone); forestry (whole tree chipping, production of pulp and logs)

Environmental Assesment Remediation. Site Planning, Civil Engineering. road, bridge and rail civil works Construction, Design-Build.

dredging, excavating, sitepreps, lawnseeding, topsoil, septic installation, clearing, grubbing, demolition, driveway, roads, grading, streets, culverts, road traps, parking lots

Full service construction.

We have the capabilities to take on and complete any construction project up to $5, 000, 000 on time and on budget.

National Construction can handle every aspect of the project from concept through completion. Whether the requirement be Design build, Construction Management, Build to Suit, Leaseback, or Competitive Bid, National has the capabilities to serve all needs.

Operate diverless submersible robots (ROV's). Hull inspection, marine survey, bridge/dam/wharf inspection. harbour security. salvage. water inlet inspection/cleaning. Submersible consultancy.

Mavcon offers many different essential services to a broad range of clientele. Mavcon is known as a progressive Design / Build firm. We put an intense amount of thought, design imagination and research into each of our Design / Build projects.

Construction, remodeling, janitorial supplies and services, building management

All Sewer and Water Construction, Site Excavation and Grading, Concrete Construction, Underground Storage Tanks

Underwater inspection and construction using Remotely Operated Vehicles. Inspection of long tunnels, pipes, dam structures, water/wastewater structures, reservoirs, deep structures. Dredging, concrete pours, research, recovery, cutting, tools, coring, bulkheads.

Electrical Contractor and General Contracting Services

Excavating

Commercial Diving Services