The capabilities behind every build
Comprehensive specialty contracting services delivered with the expertise, quality and reliability customers depend on.
Seven disciplines, one delivery model
Preconstruction, VDC & Commissioning
Planning, modeling and startup support that set every project up for predictable delivery.
Mechanical & Plumbing
Self-performed mechanical, plumbing and process systems for commercial, industrial and critical facilities.
Electrical & Controls
Power, lighting, life-safety and building automation systems installed by our own crews.
Steel & Fabrication
Structural steel, miscellaneous metals and custom supports fabricated in-house and erected in the field, including prefabricated multi-trade assemblies and modular structural systems.
Water Services
Water treatment, groundwater management and installation for construction sites and permanent facilities.
Facility Services
Maintenance, repair and 24/7 emergency response that keep facilities performing long after closeout.
Modular Systems
Complete, packaged systems built across our modular manufacturing businesses and shipped ready to operate.
60+
Years of industry expertise
7
RK operating companies
2,000+
Employees powering our businesses
1
Point of accountability
RK Mechanical
Since 1963
Built on craftsmanship. Driven by innovation. RK Mechanical has been delivering technically demanding mechanical systems with the quality and expertise customers have trusted for decades.
RK Electrical
Since 2015
Precision electrical contracting backed by experienced field teams, advanced planning and integrated project delivery.
RK Steel
Since 2004
Traditional steel expertise. Advanced fabrication capabilities. RK Steel delivers structural steel, miscellaneous metals and integrated skidded systems built for the future of construction.
RK Water
Since 2012
Technical water expertise from groundwater management and treatment to integrated systems and fabrication.
RK Service
Since 1998
Trusted technicians delivering preventive maintenance, repairs and 24/7 emergency response when every minute matters.
RK Mission Critical
Since 2015
Prefabricated, repeatable building blocks for data centers and mission critical sites, built and tested before they ship.
RK Energy
Since 2011
Skid-mounted energy and power assemblies engineered, built and tested before they leave the shop.
