At SJ Engineering we provide professional civil/structural and mechanical engineering design and consultation services geared towards, light commercial, residential and construction industries. We develop practical and economical engineering solutions for our clients using the latest technology. We are made up of individuals with a fresh perspective, strong values, and technical excellence that strive to serve our clients in the best way possible. The primary benefit our clients receive is high quality engineering solutions that are provided in a professional and easy to use format. We produce our product for a price that is affordable and adds value to the projects we work on.

Our Mission:

Deliver value to our customers by developing comprehensive solutions and leveraging the latest technology. We strive to be a leader of technological innovation by offering fast, efficient engineering services available to everyone.

Please use the contact form below if you have any general questions or requests about our services. If you would like a quote for a specific service, please see our request for quotation page.

We will try our best to respond back to you within 24 hours.

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 States of Operation

  • Massachusetts

We are currently working on expanding the number of states in which we operate. Please check back with us for your future needs if you require professional engineering in a state that is not listed.


Mailing Address:

P.O. Box 464

Marshfield Hills, MA 02051