Our Company

Established in 2017, Old Post Building Company has carefully built a reputation for integrity, exceptional service, and quality craftsmanship. Founded by Brian Mandeville, Our Company takes great pride in the homes we build for our clients. Our team of dedicated, highly skilled carpenters and managers, along with some of the most trusted subcontractors in the area, work tirelessly to achieve our clients’ vision.

We work closely with the architect, designer, and homeowner to ensure every project is collaborative, transparent, and true to our shared goals. We believe strong relationships and clear communication are the foundation of every successful build. Through a team atmosphere and a problem-solving approach to challenges, we consistently meet—and exceed—expectations.

Old Post Building Co. is more than a builder; we’re a partner in crafting timeless, enduring homes built with care, precision, and pride.

Please feel free to contact us through the form on our Contact page, email Brian@oldpostbuildingco.com, or call 413-551-2042. We look forward to hearing from you!