OUR SERVICES

Welcome to S.L. Mario Construction, a premier general contractor in the Greater Boston Area and its surrounding suburbs for over 29 years using cutting-edge materials and systems in residential construction since 1993.
Welcome to S.L. Mario Construction

INTERIOR
RENOVATIONS

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KITCHENS
& BATHS

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EXTERIOR
RENOVATIONS

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OUR WORK

Check out our work in our portfolio!

BRINGING YOUR VISION TO LIFE

Our vision is clear: To earn our customers’ loyalty and trust as we listen to their needs, implement their vision, and guide them through our construction process.
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GET TO KNOW OUR COMPANY

Welcome to S.L. Mario Construction, a premier general contractor in the Greater Boston Area and surrounding suburbs for over 29 years, using cutting-edge materials and systems in residential construction since 1993. Our job is to make your dream project a reality with a painless process and complete satisfaction.

S.L. Mario Construction is a Registered Home Improvement Contractor licensed by the State of Massachusetts. 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.

We would contract with you again in a split-second whenever we need renovations of the highest quality. You supply fair prices, excellent workmanship, and a well-supervised job. You and your company have our highest, most enthusiastic recommendation.
K.P. & B.K.P.

INTERIOR
SERVICES

KITCHEN
& BATH

EXTERIOR SERVICES

BRINGING YOUR VISION TO LIFE

Get in contact with us today and see how we can make your dream project become reality
Get In Contact
CONTACT INFO:

508-329-1020
inquiries@slmario.com
114 Turnpike Rd. St 108 Westborough MA 01581

ABOUT US :

S.L. Mario Construction, a premier general contractor in the Greater Boston Area and surrounding suburbs for over 29 years, using cutting-edge materials and systems in residential construction since 1993. Our job is to make your dream project a reality with a painless process and complete satisfaction.

SERVICE AERA:

Sudbury
Wayland
Back Bay
Brookline
Boston
South End
Cambridge
Newton
Westin

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