Contractors in California

MTGL, Inc. was formed in 1993 by a group of seasoned professionals. The company provides Geotechnical Investigations and Construction Quality Control/Assurance, ensuring that current standards and codes are followed as an independent third party. MTGL furnishes field, site, and plant inspections for construction materials and conducts physical laboratory testing for those materials. The company focuses on geotechnical engineering, soils/materials inspections, and laboratory testing services. MTGL operates in compliance with ASTM standards and is certified by various organizations, emphasizing a pro-active, teamwork approach to service with a project management staff that has over 100 years of combined experience.

We specialize in delivering comprehensive preventive and predictive maintenance solutions, along with top-notch service and training for all types of Rotating Equipment across various industries.

Magic Touch Environmental, Inc. is a California Licensed Contractor with over 35 years of experience. They provide HVAC, Electrical and General Building experience within the property management, residential and commercial construction and maintenance industries.

Magna Consulting & Design is an EPC firm specializing in Substation, Transmission & Distribution (T&D), and renewable infrastructure. They are a utility service company that provides constructional management, EV charging systems, and UAV services.

Maintech Resources Inc. provides mechanical and piping services to southern California industrial companies. They specialize in process piping installations, equipment and food process installations, and are a Women Business Enterprise (WBE).

Major Plumbing Co. Inc. is a commercial construction company and service, maintenance and repair contractor headquartered in Escondido, CA. They provide all stages of commercial plumbing construction- from new ground-up construction, remodeling, improvements to 24-hour commercial facilities maintenance, service and repair.

Makan Yacht Group is a yacht management solutions company that provides services to yacht owners.

Mako Industries is a leading provider of products and services in the industrial, offshore/subsea, and commercial sectors across the continental United States. The company specializes in technical staffing, manufacturing support, deep water control systems, HVAC, refrigeration, plumbing, electrical, and fiber optics. Their aim is to deliver tailored solutions to enhance efficiency, safety, and performance for energy, industrial, and commercial clients.

Maloney Construction, Inc. specializes in foundations, retaining walls, soil nailing, slide repair, and levees. They are a Small Business and Hubzone contractor with a reputation for solid and successful project delivery.

Managed Facility Solutions (MFS) provides facility management support before, during, and after a move. They are a commercial moving company.

Marathon Construction Corporation is a family-owned and operated company with 42 years in operation.

Marco Transport, Inc. is a family-owned and operated Lowbed Service with over 30 years of experience transporting construction equipment and oversize loads throughout the Western United States.

MarCon Engineering, Inc. provides comprehensive engineering services for land development, new construction, repair, maintenance, paving and surface improvements, retrofit and renovations, as-well-as concrete and general engineering construction.

Mardian Transport provides professional transport services, specializing in heavy machinery transport, trucking, and hauling in the Southwestern United States.

Marina Co - Western United States landscape maintenance, construction, erosion control, and solutions.

Marina Mechanical Services is a leading provider of commercial, industrial and high-density residential solutions involving HVACR, and the fabrication of custom and sheet metals. They create safe, healthy and comfortable environments for life to be lived. From ideation and design through installation and maintenance, they approach every project with the excellence and integrity required to ensure the very best results. They foster relationships built upon mutual respect, and continually work to earn the trust and business of the people they work with, and for.

Marinship Development Interest LLC provides building construction, civil infrastructure, consulting, and real estate development services in the San Francisco Bay Area. They specialize in construction management, concrete, demolition, excavation, grading and shoring, hazardous materials, renewable energy, sandblasting and underground utilities.

MarketOne Builders, Inc. is a commercial contractor building sustainable work environments that reflect each client's unique vision and mission. They provide construction services including planning, pre-construction, design, renovations, and general contracting services.

Marques General Engineering, Inc. (MGE) is a General Engineering Contractor specializing in infrastructure development and heavy civil construction services for California's private and public sectors. They focus on underground utility installation, remediation, and repair projects.

Marquis Companies, Inc. provides quality construction and development services to the commercial real estate market in Southern California. They have experience in healthcare, educational, warehouse, office, and retail construction.

Martin Bros. is a leading specialty contractor transforming the California skyline with iconic building projects. They focus on accurate preplanning, collaboration, and excellent service in complex construction endeavors.

Martin General Engineering Inc is a full service site work contractor serving the Greater Sacramento region since 2004. They specialize in grading, underground utilities, paving, fencing, concrete, and seal coating solutions.