Civil & Earthwork

Lone Star Civil, LLC is a general contractor based in San Antonio, Texas, specializing in self-performed services such as utilities, sitework, paving, and concrete slabs. They deliver high-quality projects for both public and private sectors.

Lone Star Firestop, LLC. is an FM 4991 Apporved Specialty Firestop Contractor. We work with building owners, construction managers, and contractors to provdie life safety through the installation of tested firestop systems.

Lone Star Global is a Texas-based, veteran owned and operated, world class provider of automation, controls, and electromechanical services for industrial applications, including Oil and Gas, Power Plants, Mills, Factories, Utilities.

Lone Star Grading & Materials provides construction services for federal, industrial, commercial, farm and ranch, as well as residential projects. They specialize in larger jobs such as subdivisions, and commercial and industrial sites.

Lone Star Industrial LLC provides industrial, agriculture, and dairy welding, metal fabrication, and piping services.

Lonestar Sierra specializes in refractory and mechanical services, including installations and maintenance, with a focus on safety. They serve industries such as cement, lime, steel, metals, and power generation across the continental United States.

Longbow Industries, LLC, oversees subsidiaries that provide construction solutions to customers across the steel erection, heavy industrial, power and other construction-related markets. They provide strategic direction and centralized support services to their subsidiaries.

Long Building Systems LLC is a construction company that specializes in supplying and erecting pre-engineered metal buildings. They offer design-build services, construction management, and general contracting.

Long Electric offers electrical services specializing in Commercial and Industrial construction to include maintenance, modernization and new construction. They also have a fully-staffed Service Department, to service residential customers, commercial buildings, wineries & much more.

Long Foundation Drilling Co. provides a detail oriented construction service specializing in drilled shafts or driven piles. Headquartered in Nashville, TN ...

Wet Utilities Contractor serving SC for 30 years. They focus on honesty, performance, and customer relationships.

Lonnie Lischka Company specializes in civil construction jobs, focusing on project management of mass excavation & grading, underground utilities, and concrete services. Since 1974, they have aimed to help clients meet their construction goals.

Loop Mechanical is a full-service commercial heating, air and refrigeration contractor, specializing in sheet metal, controls, installation, and pressure regulation. The company focuses on providing HVAC solutions designed for client success. Their general activities include sheet metal production, installation of HVAC and industrial cooling systems, air balance remediation, and maintenance of refrigeration systems.

Lorig Construction Company is a contractor specializing in heavy/highway construction in the Chicagoland area. The main operations of the company include bridge and structural concrete construction, road construction, earth retention systems, pile driving and soundwall construction. They are a full-service company and can take a project from beginning to end, offering design build services.

Lothrop Co specializes in scaffolding & shoring design, engineering, and construction services combined with scaffold & shoring equipment sales and rentals. In addition to scaffolding & shoring services, Lothrop specializes in insulation & building siding contracting for commercial and industrial applications.

Louden Bonded Pools specializes in the design and construction of a wide range of pools for residential and commercial purposes. They have over 50 years of experience.

A full-service commercial construction company offering specialized and comprehensive pre-construction and construction services.

Louisiana Marine Construction provides residential, commercial, and industrial marine construction and repair services including boathouses, piers, seawalls, pile driving, marsh track excavation and more!

Louisville Paving Company is the largest civil contractor in Kentuckiana. Uniting people through infrastructure is at the heart of our mission. Through our partnership-driven and client-focused approach, we have consistently delivered. We tackle Kentuckiana’s most challenging infrastructure projects, offering a wide range of asphalt milling and paving services and tailored solutions for public utility projects.

Lounsbury Excavating, Inc. provides complete commercial excavating, site utilities, demolition, and site design planning services to West Michigan and the surrounding areas.

Construction managers focused on commercial and industrial facilities throughout New England. They offer construction management and design-build delivery of complex vertical construction projects.

Lourie Consultants is a consulting geoprofessional engineering firm based in the New Orleans area that provides geotechnical and geoenvironmental services.

Mechanical HVAC contractor specializing in Multi-family construction. Design Build of Apartments, Student housing, Senior living, and Hospitality. Based out of the San Francisco bay area, serving Northern California. Our Goal is to be a premiere HVAC Contractor partnering with Builders, Developers, and Owners. Delivering a product on time, anchored by quality and integrity.

Full-service mechanical company specializing in new construction, renovation, design/build, facilities management, and preventative maintenance of HVAC systems.

Loveland Barricade, LLC is a local family-owned company founded in 2013, with a management team that has over 60 years of combined experience in the Traffic Control industry. They are committed to work zone safety and provide services for temporary or permanent traffic control, as well as sign manufacturing and installation.

Love's Enterprises LLC provides asphalt maintenance, concrete crack filling, and excavation and dump truck hauling services.

Lovett Construction provides electrical, excavation, and plumbing services to residential, commercial, and industrial customers in Portland.

Lowe-North Construction, Inc. provides construction services, specializing in turnkey projects for telecommunications, clean energy, and weather radar facilities. They offer site construction, tower erection, and mobile communication equipment installations.

L.P.C. Inc. is a California based residential and commercial construction company specializing in ground-up construction, renovations, add-ons, and remodeling.

LRE Foundation Repair is a repairing and remodeling services company specializing in residential and commercial foundation repair, crawlspace repair, concrete releveling, and exterior drainage services. They have been in business since 1989 and service Orlando and all of Florida.

L. R. JOHNSON CONSTRUCTION, INC. is a grading contractor and equipment rental company based out of Rialto, CA.

LRS Construction Services LP is a miscellaneous metals and custom fabrication shop that knows how the energy sector works. They provide services for high security energy sector facilities.

LS Black Constructors is a full-service commercial construction company headquartered in St. Paul, Minnesota. They focus on collaboration and delivering on the goals and experiences that matter most to their partners.

Professional Engineers, specializing in design and construction of roads and bridges.

L & S Insulation is a mechanical insulation contractor which specializes in providing top workmanship to deliver consistently reliable construction services. As of July 2021, L&S Insulation is now a member company of Luse Contracting Group out of Aurora, IL.

L. S. Lee, Inc. specializes in the installation and maintenance of highway guardrail products, impact attenuators, highway signs, and pedestrian handrail.

LSW Services LLC provides specialized welding, fabrication, pipeline, facility construction and maintenance services across ND to TX. Their mission is to provide top quality, safe, and sustainable projects by offering clients the highest level of internal expertise, efficiency and a fully integrated suite of services.

LTM General Contractor is an industrial construction company specializing in process piping, millwright services, electrical/instrumentation, civil, and maintenance services.

LTS Drafting & Engineering is a national full-service drafting and engineering company specializing in shop drawings, engineering, and application for most exterior building components used in the construction industry.

Lua's Construction & Facilities specializes in tenant improvements and commercial construction renovations. They collaborate with local real estate agencies.

Lubec Construction specializes in comprehensive earthworks and civil construction services tailored to projects of all scales. They provide construction management, general contracting, and design-build services.

Lubin Elite Engineering offers integrated engineering solutions, focusing on civil engineering, construction management, and site development services. Their mission emphasizes providing cost-effective and innovative solutions while fostering trust and collaboration.

Lubin Enterprises, Inc. is a general contractor specializing in construction management, electrical contracting, and housing authority property remodeling. They manage projects across the entire Southeast United States.

Luca Electric is a nationwide electrical contractor specializing in distribution centers, warehouses, and manufacturing plants. They offer a full range of commercial and industrial designs & installations.

A dynamic Connecticut licensed engineering and land surveying firm providing a full range of engineering services, specializing in civil, highway, traffic, structural, and utility design as well as architecture and inspection services.

Lucid Engineers, PC is a full-service specialty engineering firm serving the commercial heavy steel and concrete construction markets for the past 43 years. The firm delivers erection and construction engineering services for challenging projects worldwide and focuses on creating clear, constructible solutions.

Lucky Dog Construction specializes in the install, dismantle, repair, reassemble and move of machinery in factories, power plants, water treatment facilities, airports, winery, technology companies, construction sites or any work with machinery and equipment that requires precision.

LUDCO, Inc. is an electrical contractor specializing in commercial and industrial projects. They offer design-build services, electrical construction, and maintenance.

Ludeman Insulation & Supply, Inc. is a mechanical insulation contractor & supplier for the industrial and commercial markets. They offer distribution, fabrication, and energy appraisal services.

Luke Kush's Painting is a commercial and industrial painting company that works with property and business owners throughout the Kansas City metro area. They offer interior and exterior painting.