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Corval Group

Saint Paul, MN

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Services
23
Offices
1
Projects
5
Leaders
2
Founded
1921

Overview

Corval Group is a family-owned mechanical construction, engineering, and service firm established in 1921 and based in the Twin Cities area of Minnesota. As a fully integrated partner for process facility, industrial, and commercial structure projects, Corval Group delivers engineering, procurement, construction, fabrication, and ongoing maintenance under one roof. With more than 150,000 projects completed across a wide range of process-facility industries, Corval serves clients in energy, oil and gas, food processing, manufacturing, education, and commercial markets. It maintains 24/7 emergency service availability and employs skilled tradespeople across boilermakers, pipefitters, plumbers, sheet metal workers, millwrights, ironworkers, and other union crafts. A robust safety culture and accredited quality management system underpin every project.

Founded
1921

Services

Project Development

Early-phase FeasibilityScope DefinitionProject Planning Services For Process Facility And Industrial Construction Projects

Preconstruction

EstimatingSchedulingConstructability ReviewPlanning Services That Establish A Reliable Cost And Schedule Baseline Before Construction Begins

Engineering

In-house engineering design for mechanical, process, and specialty systems integrated with construction and fabrication capabilities.

Construction

General ContractingConstruction ManagementSpecialty Contracting For Process FacilitiesIndustrial PlantsCommercial StructuresDelivered With Full Union Craft Support

Fabrication

In-house fabrication capabilities supporting process and mechanical systems, enabling tighter quality control and schedule coordination.

Special Projects

Specialty contracting services for complex or unconventional scopes within process and industrial facilities.

Service and Maintenance

Ongoing Facility ServicePreventive Maintenance24/7 Emergency Response For Process And Mechanical Systems

Industries

Power GenerationOil & GasPetrochemicalFood & BeverageAgricultureManufacturingEducationGovernmentCommercial

Firm type

EPCProcess EngineeringMechanical Engineering

Project types

Process Facility ConstructionCompressor StationsPumping StationsFood Processing PlantsGenerating StationsSchool Additions and RenovationsCommercial RenovationCentral Plant Systems

Projects

ONEOK Rockies Midstream Compressor Station Program

ONEOK Rockies Midstream, LLC | Oil & Gas

Multi-site compressor station construction program for ONEOK Rockies Midstream.

Construction
View project source

Northwestern Energy David Gates Generating Station

Mill Creek | Northwestern Energy | Power Generation

Generating station work at the David Gates facility for Northwestern Energy.

ConstructionEngineering
View project source

Credentials and affiliations

Awards

TAUC Thomas J. Reynolds Award for Construction Safety and HealthMinnesota Governor's Award in Occupational SafetyMinnesota Safety Council Outstanding Achievement Award in Occupational SafetyABC Platinum Level Contractor Safety STEP AwardLECET Safety Driven Contractors Award of ExcellenceSMACNA 2nd Place Safety Excellence AwardAGC Certificate of Commendation - Zero Incident Rate

Affiliations

AGC (Associated General Contractors)TAUC (The Association of Union Constructors)SMACNA (Sheet Metal and Air Conditioning Contractors National Association)ABC (Associated Builders and Contractors)LECET

Leadership

Steve Poser

Executive Vice President

John Rutledge

Safety Director

Offices

Saint Paul, MN

Headquarters

Saint Paul, MN

USA

651-642-5555

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