Our Story

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a premier general contractor in Boston and western suburbs for over 20 years, using cutting edge materials and systems in residential construction since 1993.

S.L. Mario Construction is a Registered Home Improvement Contractor licensed by the State. Home Improvement Contractor, Registration #123337. All Project managers have a Massachusetts Construction Supervisors License. S.L. Mario Construction is also an EPA Lead Safe Certified Renovator.

What We Do

Products/Services Relating to General Contractors

Project Experience

Project Types:
Residential Building

Service Areas


Founded In: 1993
Annual Vol: Not Provided