Kelley Trucking Inc. is a heavy civil contractor specializing in the construction of dams, airports, highways, development and reclamation of gravel pits, production water storage ponds, overlot grading, aggregate production, demolition, and hauling. We are licensed, insured, and bonded with a single project bonding capacity in excess of $50 million. For 45 years we have worked to structure our company with the sole purpose of providing our clients with excellence in earthmoving.

Formed in 1985, ARS Companies have provided construction services to Western US customers for over 30 years. Headquartered in Denver, Colorado ARS Companies operates under the values of Trust, Communication, Loyalty, Vision, and Accountability The ARS Companies is a privately held consortium consisting of six separately managed lines of business. These lines consist of Soil Stabilization, Asphalt Recycling Services, Structural Concrete Services, Railway Trans-loading, Land Development Services, and Sand & Gravel Services. All ARS lines of business maintain a safety program with a zero accident – zero incident goal. Creating a safe work environment for ARS workers and the public is priority one. The ARS Companies belongs to various local and national affiliations, among them, AGC – Associated General Contractors Association, CCA – Colorado Contractors Association, and CAPA – The Colorado Asphalt Producers Association.

CEI Constructors is built by our team’s unmatched dedication and talent, leading Colorado's heavy civil industry since 1986. Our self-performing team offers expert transportation, structures & bridges, site development, earthwork, utilities, stream restoration, fleet, and fabrication services to clients. Our team of Front Range members takes great pride and responsibility in seeing that our clients and community are the direct recipients of superior and sustainable results.

Established in 1996, A-1 Chipseal is a full-service asphalt maintenance and pavement preservation company located in Denver, Colo. Completing numerous projects for various cities, counties and CDOT across the Front Range, A-One Chipseal is designed to provide preventive maintenance construction including resurfacing asphalt streets, roads, parking lots and highways. In January 2009, A-One Chipseal purchased the assets of Rocky Mountain Pavement Maintenance, Inc. A-1 Chipseal provides the highest quality services and innovative products with the highest levels of professionalism, integrity, honesty and experience. We take great pride in our accomplishments and aim to be the leader in asphalt pavement preservation by offering a full range of service capabilities with the highest quality materials.

Velocity Constructors, Inc., is a General Contractor whose focus has been in heavy industrial construction involving water pumping stations, water tanks, water treatment plants and installation of equipment and yard piping.

Based in Colorado and in business since 1924, Lawrence Construction has been a pioneer in heavy highway and bridge construction for more than 9 decades. We remain family-owned and operated by 5th generation Scott Lawrence. Lawrence Construction is a leader in complex infrastructure projects throughout the Rocky Mountains. By completing jobs safely, on time and within budget, we are “doing it right the first time.” Lawrence Construction represents exceptional value in construction by maintaining high standards in safety, quality workmanship, construction management and innovation. Our affiliations with professional associations include the National Pile Driving Association, Colorado Contractors Association, Associated General Contractors of Colorado and the Associated General Contractors of America as well as the Construction Managers Association of America.

EDGE Contracting, Inc., a General Contractor located in Golden, CO specializing in Excavation, Demolition, Infrastructure, Concrete and Site Development. EDGE Contracting is committed to providing our customers with high quality and professional service. We obtain these high standards with clear and concise communication. EDGE Contracting provides cost effective solutions for Owners, Architects, Engineers, and General Contractors across the state of Colorado.

R & D PIPELINE CONSTRUCTION, INC is a construction company based out of 10200 W 26TH AVE, Lakewood, Colorado, United States.

Since 1989, BDI has been the premier provider of bridge and building diagnostic stress and vibration testing, structural monitoring, and nondestructive evaluation services around the world. We have achieved this status by relying on the professional experience and constant advancement of our employees with expertise that ranges from civil/structural engineering, data analysis, electrical engineering, instrument development, and safety. We also design and manufacture high-quality data acquisition systems and sensors for quantifying structural, geotechnical, and environmental parameters. Our unique combination of data management and instrument development ensures our deliverables are second to none for providing accurate information for engineers to make reliable infrastructure decisions. With more than a thousand successful bridge and building stress and vibration testing projects to our credit, our long list of satisfied clients includes state and municipal governments, public and private utilities, A/E firms, and private contractors. You’ll find us responsive, knowledgeable, and cost-effective. Please contact us with any questions!

Gracon LLC provides contracting services for challenging Hydro-Electric and Dam Refurbishment Construction Projects for corporations and government agencies. By combining the highest level of construction expertise with a deep dedication to safety and quality, Gracon LLC has earned a reputation as a go-to contractor for complicated construction projects including Hydro-Electric Construction and Dam Equipment Replacement and Rehabilitation. Gracon engages in a broad spectrum of construction projects and collaborates to achieve the goals of a diverse client base. We empower our teams to use their extensive experience and best practices to help our clients succeed.

Diamond Services Company specializes in excavation, pipeline construction, plant/facility construction and maintenance, aggregate hauling, roustabout services, and environmental services. Not every company needs all the services that we offer, but many of our customers do. They may also have projects that require a combination of our services being performed simultaneously to complete their project on schedule. That’s when Diamond Services Company provides value advantages in production efficiency, cost and quality control. Our consolidated services offer you a single, reliable source for handling the whole job, or to provide customized solutions for a specific application. One company that does it all means working relationships remain simple. Project control is enhanced. And a full range of capabilities is available to meet your needs, when and wherever needed. We’re multi-faceted, so you can make just one call to get it all. Diamond is Rock Solid Plain and simple, we have been in business since 1958 providing energy and civil services for our many customers. We have the longest tenure than any similar contractor in our multi-state geographical area. Diamond is Highest Quality With Diamond Services you get a team of senior specialists in every area we serve. They are not only administrators; they are on-site performers – managing quickly, decisively and responsively to meet your needs as they arise with whatever resources are required. We not only work smart, we add value with proven techniques and processes that address your deadline and budget parameters. Every project we handle also benefits from our on-staff Safety Director who oversees a proactive and comprehensive safety program. We believe in the maxim “safety pays.” That’s why we enforce, and invest in safety regulations, policies, and procedures. Our safety procedures include security measures, drug free programs, and regularly scheduled equipment inspections.

Glacier Construction Co., Inc. (Glacier) is a general contractor based in Greenwood Village, Colorado. Our focus and expertise is in water and wastewater infrastructure. We provide design review, permitting, and construction of water and wastewater treatment plants for customers along the Front Range including Northern and Southern Colorado as well as the mountain regions and the Western Slope.