Our Team
meet the team at JSN Associates
Jeffrey S. Nawrocki
P.E. – President
Jeff graduated from the University of NH in 1982 with a B.S. in Civil Engineering and has been practicing engineering since. After working in the precast industry for five years designing and constructing bridges, parking garages, and buildings, Jeff started the company in 1987 to develop a diversified engineering practice. Jeff is licensed in NH, MA, ME, CT, RI, NJ, VT & AZ.
603-433-8639 ext. 206

Hossein Salehkhou
P.E. – Vice President
After receiving a B.S. degree in Civil Engineering from San Diego State University, Hossein obtained a M.S. degree in Civil/Structural Engineering from University of NH in 1983. Since joining JSN in 1996, his professional area of emphasis has been structural design of commercial, industrial and institutional facilities. Hossein is licensed in NH, MA, ME, NY, GA & PA
603-433-8639 ext.205
Roger Brown
LEED AP– Project Designer
Roger has been Project Designer with JSN since 1990.
603-433-8639 ext. 208
Matthew Allen
P.E. – Senior Structural Engineer
Matt has been with JSN since June of 1995 and earned his professional license in April 2000. Matt is licensed in both NH and MA.
603-433-8639 ext. 203
Sarah Desiderio
P.E. – Structural Engineer
Sarah joined the team at JSN in October of 2004 and earned her professional license in October 2006.
603-433-8639 ext.211
Cindy Senecal
P.E. – Structural Engineer
Cindy joined JSN in October 2006 and earned her professional license in October 2009.
603-433-8639 ext. 212
James Grant
E.I.T. – Staff Engineer
James joined the team at JSN in 2011.
603-433-8639 ext. 209
Chuck Tinkham, Jr.
P.E. – Structural Engineer
Chuck earned his professional license in April of 2012 and joined JSN in May of 2012.
603-433-8639 ext. 210
David Sturgeon
E.I.T Staff Engineer
David joined the team at JSN in August 2012
603-433-8639 ext. 214
Taylor Burton
E.I.T Staff Engineer
Taylor joined JSN in September 2013.
603-433-8639 ext. 207
Lisa Rohr
Office Manager
Lisa joined JSN in January 2004.
603-433-8639 ext. 201
Mary Hansen-Nawrocki
Bookkeeper
Mary has been with JSN since 1993.
603-433-8639 ext. 0
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!