MSI
Built on Trust
Since 1972
MSI is an industrial, commercial construction, and maintenance company experienced in offering its services to the community since 1972. We take pride in providing our customers with non-union, multi-craft capabilities in the mechanical, civil, fabrication, electrical and construction management fields.
We are dedicated to maintaining safety, reducing project cost, and providing quality control as well as satisfying our customer’s schedule.

What We Do
Our Services
Who We Serve
Our Clients
MSI provides mechanical services for operations of all sizes, including many Fortune 500 companies.
Chemical and Air Separation
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BOC Process
Liquid Air Corporation
National Welders
Phibro-Tech Inc.
Energis
Food Processing
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American Italian Pasta Co.
Pilgrim’s Pride
Columbia Farms
Devro, Inc.
Diamond Pet Foods
Starbucks
Tyson Foods
Pontiac Foods (Kroger)
Mars Pet Care, Inc
Mining Industry
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Martin Marietta
U.S. Silica
Unimin
OceanaGold
Power Generation Facilities
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Santee Cooper
South Carolina Electric & Gas
Carolina Gas Transmission Co
SCANA Services, Inc.
Dominion Energy
Johnson Controls
Wood and Paper Products
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Georgia Pacific
Augusta Newsprint
International Paper Corporation
Manufacturing / Retail
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Amazon
Amcor Pet Packaging
American Spiral Weld Pipe
Bosch
Charter Next Generation
Cooper Tools, Inc.
Coveright Surfaces USA
DANA Corp
Finnchem USA, Inc.
Fisher Tank
GE Appliances/Haier
Isola
Komatsu
Koyo Bearing
Lang Mekra
Michelin
Nanya Plastics
Roberts Oxygen
SMI Steel
Square D
Shaw Industries
The Okonite Co
Westinghouse Electric
Zeus
Colleges and Technical Colleges– TOC Contracts
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Benedict College.
Columbia College.
The Citadel.
College of Charleston.
Claflin University.
Trident Tech – Charleston.
S.C State University.
Sodexho.
Winthop University.
Midlands Technical College.
State & Task Order Contracts
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SC National Guard
SC Criminal Justice Academy
SC Budget and Control Board
Riverbanks Zoo
SC Dept. of Corrections
COMET