Hard hat and OSHA standards manual

Principal Builders understands having peace of mind that your project will be completed correctly and safely is important. We have a vast network of top-notch subcontractors and partners that we hold to the highest standards. Both our labor practices and materials used for every project are of superior quality. We stress safety on the jobsite and hold ongoing training and safety seminars to ensure all procedures used are current in style and technique.


Pinck & Company -

Tise Design -

HMFL – Architects – Boston

GTI Property Managers - Boston -

Thomas McGrath Architects -

Jamaica Plain Neighborhood Development -

MATCH Public Charter School -

Bridge Boston -

Massachusetts School of Professional Psychology -

Parkside Christian Academy -

Chestnut School of Elm Park -

South Boston Neighborhood House -

St Joseph’s Community Co-op -

Boys and Girls Club of America -

Simmons & Schiavo LLP. -

Extra Space Storage -

Old Colony Montessori School  -

Barkan Management -

Peabody Properties -

Trinity Management -