RK is the region’s largest supplier of mechanical, fabrication and facilities services solutions for construction, industrial and commercial clients. Customers rely on us to perform multiple aspects of complex projects. They benefit from working with fewer subcontractors while increasing the efficiency and value of any project, no matter how large or small. We’re a reliable single source for mechanical contracting, custom manufacturing, steel fabrication, prefabricated construction, facilities maintenance services, electrical work and water treatment solutions. RK’s seven business units are supported by over 1,900 skilled employees. With two locations in Denver and Henderson, Colorado that span 24 acres, we offer more than 155,000 square feet of leading-edge fabrication facilities. We’ve earned OSHA Star VPP Mobile Workforce and OSHA Star VPP Worksite Safety Accreditations. RK is also ISO 9001:2008, AISC and ASME Div. 1 and Div. 2 Certified. RK is a family-owned Colorado-based firm that is also known for giving back to our community through the RK Foundation. For over half a century, clients have relied on RK’s experience, impeccable safety and commitment to quality. Business Units •RK Mechanical: Specialty mechanical contractor for fabricating and installing HVAC, plumbing and piping. •RK Steel: Premier shop for the fabrication and installation of structural steel and miscellaneous metals.•RK Energy: Custom solutions and prefabricated facilities for oil and gas and other energy sector industries. •RK Service: Projects, facilities services, Planned Maintenance Agreements and emergency calls. •RK Electrical: Projects, installations, repairs, energy efficiency retrofits, VFDs and more. •RK Water: Water treatment solutions, water system installation and repairs, water lab analysis. •RK Mission Critical: Off-site construction and on-site assembly of custom data center facilities.