Power and Energy

Experts For Energy and Power Facilities

Corval Group delivers more value to energy producers, refiners, and transporters. Their differing facility needs all benefit from our process-specific technical expertise, industry-leading safety protocols, and comprehensive approach to providing reliable solutions.

Traditional and Renewable Energy Capabilities

As the materials and methods used for power evolve, one constant remains: choosing Corval Group as the EPC. We keep pace with the latest process innovations to create cutting-edge extraction and refinery facilities, steam and hydrogen plants, as well as biomass facilities producing ethanol. Clients also know us as a nationally respected source that engineers, fabricates, and installs central utility plants. Few companies match our in-house combination of capabilities, trade skills, and energy industry knowledge. At a project’s conclusion, Corval Group has the added ability to embed technicians providing ongoing maintenance and service.

Respected Throughout the Industry

With more than 500 completed projects in the last decade alone, we’ve built an extensive knowledge base and a broad portfolio within the energy and power industry. Corval Group is a first-call partner that’s proven to meet expectations, understand emerging technology, and work with budgets that leave little margin for error. 

  • Biofuel Production
  • Ethanol
  • Natural Gas Production
  • Pipeline – Upstream / Midstream
  • Plant / Substations
  • Renewable
  • Transmission

Let’s Find Your Facility Answer

Bob Weir
Vice President of Engineering

Bob is the Vice President of Engineering and has an Engineering Degree from South Dakota State University. He is a Registered Professional Engineer (PE) and Credentialed Project Management Professional (PMP). He has in excess of 25 years of experience in Design, Construction, and Project Execution. Bob has worked on all kinds of projects, including but not limited to Coal Gasification, Power, Oil and Gas, Food Products, and Biofuels.  He has been involved with projects in excess of $2.0 Billion. Bob has expertise in Project Scoping, Front End Design Studies, Project Financing, and overall Project Execution. Bob utilizes his diverse background of knowledge to assist project teams to deliver best value design and meet overall project objectives for the customer. 

Energy and Power Facilities That Deliver

The expectations and demands placed upon energy and power facilities have never been greater.  Corval Group is at the forefront of helping clients push the boundaries of emerging methods and new resources to produce safer, more efficient, and affordable energy. 

Here is a sampling of our best work from within the energy and power industry.

Northwestern Energy – David Gates Generating Station at Mill Creek

City of Duluth/Evergreen Energy – Hot Water System

NRG – Vikings Chilled Water Distribution

Great River Energy – Spiritwood Station

University of Minnesota Morris – Wind Turbine

Abengoa-Solana – Solar Power Plant

Metropolitan Council Environmental Services (MCES – Non Condensing Steam Turbine Generator

Hutchinson Utilities Commission – Unit 5

Xcel Energy – Black Dog Plant


Corval has experts in my industry. They know what we need to get ahead.

0 +
Million Hours
No Lost Time

Safety Comes First

Our safety culture, programs, training, and systems help us live up to the motto, “No One Gets Hurt.”

Corval Group is a Single-Source Solution

Corval Group offers dimensional capabilities that can be contracted as stand-alone offerings or bundled and provided through one of our various delivery methods to meet a facility project’s specific requirements.

Project Development

Innovative approaches from site selection to state/local economic development participation to turnkey financing solutions for facility projects.


Gathering perspectives from key stakeholders and using careful analysis to create a detailed plan for construction success.


Expert engineering for complex refrigeration, process facilities, and complex mechanical systems.


Meeting the need with turn-key EPC or design/build services as well as construction management or general construction capabilities.


Robust engineering, design, and construction capabilities for any refrigeration system, method, or cooling application.


Expert craftspeople with more than 60,000 square feet of fabrication space and tooling to meet industrial and commercial needs.

Special Projects

Handling small projects and difficult challenges including tight deadlines, budget constraints, habitation issues, and other scenarios that can jeopardize a project.

Service and Maintenance

Keep a facility operating to specification with 24/7 emergency and as-needed service.

Contact Corval Group for Facilities That Work

Have a unique need, special situation, or just not sure where to begin?