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W. B. Guimarin & Company has over 100 years of mechanical and plumbing experience in varied industries. Each industry has its unique challenges and obstacles, but we have the experience in each to cater our approach to meet your project’s individual needs.


W. B. Guimarin has installed mechanical and plumbing systems in many different commercial applications throughout South Carolina, including office buildings, data centers, and hotels.

Commercial Projects We’ve Completed

  • 1122 Lady Street
  • Midway Logistics
  • Omni
  • Marriott
  • UNUM
  • Cyberwoven
  • Blackbaud
  • Daniel Building
  • Charter Communications
  • TD Bank


We love our community and get excited when we have the opportunity to work on buildings that shape it. We have experience with many different building types in this market, including churches, country clubs, and museums.

Cultural Projects We’ve Completed

  • Segra Park Baseball Stadium
  • South Carolina State Museum
  • Brookland Baptist Church
  • Trinity Episcopal Cathedral
  • Shandon Baptist Church
  • The Peace Center
  • Gaillard Center for the Performing Arts
  • South Carolina State Museum
  • Shandon Baptist Church
  • Edventure Children’s Museum


W. B. Guimarin has plenty of experience in both K-12 and Higher Education throughout the state of South Carolina. School projects come in all shapes and sizes and we are well-equipped to handle it all.

Education Projects We’ve Completed

  • Orangeburg Calhoun Technical College
  • Central Carolina Technical College
  • USC School of Medicine
  • Medical University of South Carolina
  • Francis Marion University
  • Clemson University
  • University of South Carolina
  • Spartanburg County School District
  • Kershaw County School District
  • Charleston County School District


Mechanical and plumbing work in both existing and new construction healthcare facilities requires additional skill sets beyond those normally employed. At W. B. Guimarin, we pride ourselves on continuing education to stay current on the latest updates in Healthcare Construction. Six of our team members are ASHE Health Care Construction Certificate Holders.

Healthcare Projects We’ve Completed

  • TRMC
  • USC Student Health Center
  • Shaw Air Force Base Medical Treatment Facility
  • Moncrief Army Health Clinic
  • Dorn VA
  • SELF Regional Healthcare
  • McLeod
  • Lexington Medical Center
  • Prisma Health
  • Medical University of South Carolina