SIGMA Mechanical Services

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41 Rockwood Rd

Marshfield, MA 02050

+1 (781) 837-9994

http://pl.yext.com

SIGMA Mechanical Services is a full service air conditioning, heating, plumbing and refrigeration company serving Marshfield and the surrounding area. Our technicians use state of the art technology to repair existing systems. We offer 24-hour seven days a week emergency service. As a customer of SIGMA Mechanical Services, we will perform scheduled service checks customized to your needs so that your system will run smoothly and effectively.

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Reviews

3.518 reviews

Robert M.

2/14/2024

Dave and crew do a great job and I would highly recommend. Had another HVAC company come out and the young kid did not know what he was doing. Experience matters.

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RJ R.

12/1/2022

Filed a complaint with the Better Business Business after Sigma-installed fittings leaked, leaving us without AC cooling for 2 months of the summer. Company didn't return multiple calls about...

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Pauline I.

6/9/2022

Don't use them.......even if you're desperate! My 90 year old mother used Sigma for 13 years and thought she was receiving great care. Unfortunately, this was not the case. She requested a new...

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Jane M.

7/19/2020

I had two companies come to my house to look over my 3year old air conditioning unit that was not working both companies said they would return the next day and neither ever showed up. I really...

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Michael B.

7/28/2017

Great company. They are professional, show up on time, and do the work quickly and efficiently. Service manager Patty took the time to speak with me about the problem I was having without any...

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