About Us

One Autumn Street Portsmouth, NH 03801

Jdscn0538SN Associates, LLC

1 Autumn Street, Portsmouth , NH 03801

JSN was established in 1987 to provide engineering and design services to the construction industry throughout New England. Currently operating with a staff of ten to twelve,  JSN completes hundreds of projects each year.  We have over 500 clients including architects and designers, contractors, owners, developers, and municipalities. We are a hardworking and creative firm that places our client’s needs first.

 

Contact Information

Phone: 603-433-8639

Address:
1 Autumn Street
Portsmouth, NH 03801

Capitol Commons
Country Residence
Jordan Bowl – Newry ME
Portsmouth Regional Hospital
Mills Hall – University Of New Hampshire
Bayside Office Building
Ananda Office Building
Cyclones Hockey Arena
The Ridge at Riverwoords
The Boulders at Riverwoods

Get In Touch.

If you are interested in working with JSN, send us an inquiry and we will get back to you as soon as we can!
Contact Us