Explore Construction Contractors Serving Longmont, CO

Review the services and customer experiences of 10 construction contractors serving Longmont, CO. Whether you have a new building, renovation or remodeling project, identify relevant companies and ask about their availability and pricing.
Don's Custom Countertops specializes in custom cabinetry and countertops for kitchens and bathrooms. We combine personalized design with expert craftsmanship to deliver durable, stylish solutions. Our services include 3D renderings, in-house fabrication, and lifetime warranty-backed installations across Colorado's Front Range.
Custom Cabinets Countertop Installation Cabinet Design
Exemplary cleaning up each day Perfect removal and install Attention to detail
JWL Associates is a Native American-owned, family-operated construction and real estate company specializing in commercial and residential projects. We deliver sustainable, high-quality construction services while integrating real estate expertise to maximize client investments. Our commitment to integrity, community, and innovation drives every project we undertake.
Commercial Construction Residential Construction Interior Design
Wonderful Fantastic Exceed expectations
Advantage Stone Fabrication delivers custom countertop solutions using premium natural stone and engineered quartz. Since 2001, we've served Colorado's Front Range with kitchen and bathroom countertops that combine aesthetic appeal with functional durability. Our process emphasizes personalized design, expert fabrication, and professional installation.
Custom Countertops Granite Countertops Quartz Countertops
Great Experience Professional Service Perfect Installation
Not rated yet
Sun Construction
48 Years
Not rated yet
Sun Construction is a full-service general contractor specializing in technically complex projects across life sciences, manufacturing, government, and high-tech sectors. Founded in 1978, we deliver tailored construction solutions that address technical, logistical, and geographic challenges while prioritizing safety, innovation, and client collaboration. Our 40+ years of expertise ensure projects meet exacting standards for quality, timeliness, and regulatory compliance.
Preconstruction & Estimating Construction Management Design-Build
Easy to work with World-class lab Ahead of schedule
Bowman Construction Supply delivers specialized construction materials and technical expertise for infrastructure projects. We provide environmental solutions, bridge components, architectural products, and waterproofing systems through partnerships with 40+ manufacturers. Our team offers specification support, design assistance, and on-site coordination for commercial and civil engineering applications.
Environmental Solutions Bridge Expansion Joints Architectural Products
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Quality Renovations & Roofing
23 Years
Emergency
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Quality Renovations & Roofing specializes in comprehensive home improvement services, including roofing, window replacement, and custom kitchen and bathroom remodels. Based in Longmont, Colorado, we combine technical expertise with personalized service to enhance homeowners' quality of life. Our process emphasizes detailed planning, code compliance, and the use of premium materials to deliver durable, aesthetically pleasing results.
Roofing Window Replacement Kitchen Remodels
Quality work Timely completion Professional demeanor
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Western Refractory
42 Years
Emergency
Not rated yet
Western Refractory specializes in industrial refractory construction and maintenance, serving petrochemical, power, and manufacturing sectors nationwide. With over 35 years of experience, we deliver turnkey solutions including boiler repairs, structural steel erection, and emergency response services. Our commitment to safety, innovation, and client collaboration ensures cost-effective, high-quality outcomes for complex industrial projects.
Refractory Construction Boiler Repairs Fireproofing
Fischer Construction specializes in water and wastewater treatment facility construction, delivering industrial and municipal projects with a 130-year legacy of quality, safety, and timely execution. Our expertise spans design-build, value engineering, and general contracting services for complex infrastructure projects.
Water Treatment Plant Construction Design-Build Services Value Engineering
Completed project per design Pro-active during construction Impeccable communication
Rhinotrax Construction delivers commercial construction services across diverse sectors including healthcare, education, and aviation. Founded in 2004, we combine decades of expertise with a commitment to transparency and client collaboration. Our self-performed work and certifications ensure quality control and reliability for projects of all scales.
Warehouse Construction Healthcare Facilities Historical Renovations
Dependable contractor Outstanding experience Professional manner
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De Falco Construction
50+ Years
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De Falco Construction specializes in civil construction services, offering general contracting, infrastructure development, and site construction for residential, commercial, and municipal projects. With over 120 years of experience and a focus on safety and efficiency, we serve clients from Fort Collins to Denver using owned equipment and a skilled workforce to deliver cost-effective solutions.
General Contracting Turnkey Site Development Infrastructure Construction
Boulder (13.8 mi) Loveland (16.0 mi) Fort Lupton (16.3 mi) Brighton (19.5 mi) Windsor (23.9 mi) Arvada (25.2 mi) Fort Collins (28.9 mi) Golden (29.1 mi) Niwot (5.7 mi) Erie (8.5 mi)