At MMY, we’re friendly, creative structural engineers with personality and a sense of humor. Our professional, fun culture brings out the best in our staff and provides our clients the innovative, sound, safe design solutions they need and want—quickly and affordably.
Read more about MMY the company.
Send an email or print a resume (PDF) for our team listed on this page.
Stephanie J. Young, P.E., Principal
Stephanie has over 25 years experience in the design, analysis, and construction coordination of many types of structures. Her major strengths include a proficiency at problem solving, an orientation toward detail and an understanding of construction concerns. She became a shareholder in 1998 and is now President of the firm.
stephanie@mmyeng.com | Stephanie J. Young’s resume
David H. Macdonald, P.E., Principal
David has over 45 years of experience in structural engineering which includes all phases and types of structural building systems and is one of the Principals of Mattson Macdonald Young. He has served as project engineer for several projects that have won awards for unique and innovative design.
davem@mmyeng.com | David H. Macdonald’s resume
Joseph Cain, P.E., Partner
Joe has been working in the field of structural engineering since 1985 and is a partner of MMY. Joe has been the project engineer for a wide range of commercial, residential and government projects.
joec@mmyeng.com | Joseph Cain’s resume
Ken Green, P.E., Partner
Ken has been in the structural engineering field since 1989; joined MMY in 2006; and became partner in 2012. He’s developed a specialty of light-guage framing and curtainwall system design and public art projects—designing structures in stainless steel, aluminum, fiberglass, and composite wood-fiberglass materials.
keng@mmyeng.com | Ken Green’s resume
David Hedberg, P.E., Partner
David started his engineering career in 2013 and later joined Mattson Macdonald Young in 2017. He has worked on a wide variety of projects, from brand new buildings to renovations of existing structures.
davidh@mmyeng.com | David Hedberg’s resume
Melissa Breiter, Engineering Technician
Melissa joined MMY in 2006 as an Engineering Technician. Melissa uses both AutoCAD and Revit Structure to create 2D plans and 3D models. She enjoys the wide variety of projects we work on at MMY, including everything from sculptures and park shelters to barns, houses, apartments, offices, and large warehouses.
melissab@mmyeng.com | Melissa Breiter’s resume
Melissa Daluge, Engineering Technician
Melissa has been in the fields of architectural and structural drafting since 2000. Since joining MMY in 2001 as an Engineering Technician, Melissa has been involved in a wide variety of projects, from the Higher Ground Shelter in Minneapolis to Roseville’s Sienna Green Apartments and Maple Grove’s Hennepin County Library.
melissad@mmyeng.com | Melissa Daluge’s resume
Matthew Hogen, P.E., Senior Project Engineer
Matthew started at Mattson Macdonald Young in 2020. He brings over 15 years of engineering experience to our team and we are equally excited about his striking resemblance to Ernest.
matth@mmyeng.com | Matt Hogen’s resume
Jordan Hurst, P.E., Project Engineer
Jordan has been with MMY since 2016, and has experience in single and multi-family residential, commercial, and historic buildings.
jordanh@mmyeng.com | Jordan Hurst’s resume
Will McCartney, Engineer-In-Training
Will is MMY’s newest team member and we are thrilled to have him aboard!
willm@mmyeng.com | Will McCartney’s resume
Jennifer Miggler, Office Manager
Jen has overseen the in’s and out’s of MMY since early 2017. She manages billing, payroll, accounts, and all other pertinent duties to keeping our office running smoothly. Simply put: we’d be lost without her.
Adam Neigebauer, P.E., Project Engineer
Adam joined us in 2014 and brings unique experience to our group, including condition and façade studies, materials specifications, and engineering forensics. He has since expanded his skillset into designing building structures and homes. With a curiosity for tools and materials, he is a craftsman at heart, and designs things he can envision putting together himself.
adamn@mmyeng.com | Adam Neigebauer’s resume
Isaac Bliek, P.E., Project Engineer
Isaac joined MMY in 2019, left us for a while to expand his experience, and is now back where he belongs! He has experience in many type of projects from large commercial projects to smaller residential projects.