Maple Engineering is a plumbing, mechanical and electrical (PME) engineering design firm located in downtown Raleigh, North Carolina. In operation since 2011, we have a wide range of experience in new developments and renovations throughout the United States. We are committed to serving our clients, community, and each other with passion and integrity.
Our desire to be beneficial partners to architects and contractors on each and every project is visible through our core principles.
We prioritize timeliness and communication.
We handle all permit and construction issues for you.
We work efficiently to keep costs reasonable.
Our team of engineers and designers has a wide range of experience and looks forward to the opportunity to assist you with your next project.
Zack L. Tomlin, PE
Zack is a graduate of NC State University and a North Carolina native. He has been around the construction industry all his life as the son of a contractor and a childhood watcher of “This Old House.” After graduating from NC State, Zack worked for multiple PME firms in the RDU area before joining Maple Engineering in 2011. Zack is a licensed engineer in several states and holds an NCEES record.
Dustin M. Metayer, PE
Dustin grew up in New England, graduating from the University of New Hampshire and taking off in the world of aerospace engineering. After a few years, he wanted a career that felt more grounded, and moved to Raleigh to begin a journey in HVAC. Now a PE in both the Carolinas, he enjoys all the aspects of PME consulting, and makes it a goal to visit as many completed projects as possible. In his free time, Dustin likes to work on his barista skills, and uses the caffeine to explore Raleigh by foot and bike.
Kevin A. Sweeney, PE
Kevin began his work at Maple Engineering as a part-time designer during his final semester at NC State. After graduating with a BS in Mechanical Engineering in 2015, Kevin became a full-time employee of Maple focusing on mechanical design and has since earned his NC PE license. Outside of the office Kevin frequents local music venues, enjoys travelling to places far away, and over-analyzes the performance of the Carolina Hurricanes.
Drew P. Adams, PE
Steven T. Loeb, PE
Dana W. Beasley, PE
Originally from Minnesota, Dana moved to North Carolina after completing a degree in Mechanical Design Technology. After 8 years as a draftsman for a PME firm in Wilmington, NC, Dana moved to Raleigh to finish his engineering degree at North Carolina State University. Since joining Maple Engineering, Dana has completed his degree and is working towards his PE license. Dana enjoys trips to the beach and mountains and spending time with friends and family.
Nathan P. Birkedal, PE
Robert S. Alfaro
Rob joined the Maple team at the end of 2012 and has worked his way up from CAD technician, to PME designer and finally to Project Manager. Outside of work Rob enjoys spending time with his wife and two daughters. He also enjoys working on, detailing and racing his car, PC gaming, and reading a good book.
Kelly N. Graustein
Richard D. Groat III
Richard moved from the Detroit suburbs to study Engineering Design at NC State University. Following his appreciation of programs such as AutoCad and Revit, he joined Maple in 2013. Now an AutoCad Certified Professional, he focuses his attention on various trades specializing in Plumbing. When he is not managing projects, you can find him at local car shows and the occasional dog park with his husky Luna.