
JNM Engineering, LLC
Civil Engineering, Land Surveying, Land Planning, Environmental Planning, & Arboriculture
See our sister company for all of your stormwater management needs. This is your one stop shop in Maryland. Click on the A1 Stormwater Management logo above to find out more.

Jim Witmer, P.E., PLS
Jim, founder of JNM Engineering, LLC, is a 2002 graduate of Frostburg State University (BS- Environmental Analysis and Planning and a minor in biology). He has over 25 years of experience in land development design, stormwater management, civil engineering, surveying, and environmental studies within the public and private sectors. Jim is currently a licensed professional engineer and land surveyor in Maryland, a DNR qualified professional, a certified arborist, and a LEED certified green associate. Jim has a strong commitment to developing and implementing smart growth practices, responsible development, and environmental friendly growth.
Professional Certifications
MD Professional Engineer, License No. 46791
MD Professional Surveyor, License No. 21931
Maryland DNR Qualified Professional
Certified Arborist, Certification ID: MA-4587A
MD Sediment Control Certification No. 25947

Murphy
Our office mascot, Murphy, is our laziest employee. He just eats, sleeps, and joins us on selective site visits. Although, he can be highly motivated and routinely puts loyalty aside for snacks or treats.
