Based in the heart of The Berkshires, TMS Building Company Inc. is a full-service general contractor specializing in high-quality new construction, renovations, and detailed restoration projects.

Led by owner Thomas Spencer and supported by a collective team with over 25 years of experience, we take pride in delivering exceptional craftsmanship, ensuring every project no matter how complex is built with precision and care.

Our team is dedicated to bringing your vision to life, creating beautiful, functional spaces that stand the test of time.