Mahdi Ahmadi is a civil and structural engineer with over a decade of experience in diverse engineering fields. His expertise spans the entire construction lifecycle, from initial design and drafting through on-site project completion. He has a proven track record working with concrete, steel, and wood structures.

With several years of experience as a drafter designer in the structural, architectural, and industrial sectors, he possesses a deep understanding of exterior design and cladding, particularly in stone cladding for both private and commercial projects.

He joined EDA in 2024 as a fabrication drafter. He is confident that his skills and experience will contribute to the company’s success while providing opportunities for professional growth. His goal is to leverage his expertise to serve the community and support his family.

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Marian Salib-Mosaad returned to EDA as a senior estimator in the wall panels division. She is a structural engineer with more than 12 years of experience working as an estimator. She enjoys winning new work, adding value to the organization, and building strong, lasting relationships with her team.

She originally joined EDA in September 2023 before taking a leave of absence in March. She is a mother of two sons—one who recently completed pre-med studies and another who is a senior in high school.

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Marie Alonso is a communications professional with more than 20 years of experience in public relations and media strategies. A former newspaper and magazine journalist, she has supported a variety of Greater Philadelphia region private and nonprofit organizations with extensive experience developing thought leadership and amplifying corporate mission.

Marshall Belcher brings more than 20 years of leadership experience driving operational excellence, developing high-performing teams, and delivering sustainable business growth across complex, multi-site organizations. Throughout his career, he has built a reputation for creating strong cultures, developing future leaders, and helping organizations navigate growth, change, and transformation while maintaining a relentless focus on people and results.

Known for his collaborative leadership style, Marshall believes that great organizations are built on trust, accountability, and a shared commitment to continuous improvement. He is passionate about empowering teams, removing obstacles to success, and creating environments where individuals can grow, contribute, and perform at their highest level. His leadership philosophy centers on serving others, building meaningful relationships, and helping people realize their full potential.

As Vice President of Operations, Marshall is excited to partner with EDA's talented team to strengthen operational performance, support continued growth, and build on the company's strong reputation for excellence.

While Marshall is passionate about leadership and developing people, his most important role is husband and father. He and his wife, Brynn, are proud parents to Vanden and Remi. Together, they enjoy traveling, creating new experiences, and making lasting memories as a family.

Matthew Mortimer joined EDA in August 2025 as the senior contracts manager and legal advisor. In this role, Matt oversees the company’s contract review process and provides legal insight on a broad range of agreements, including subcontracts and vendor contracts. His work ensures that all contractual obligations align with EDA’s operational goals while minimizing legal and financial risk.

An attorney by training, Matt brings a strong foundation in both legal practice and contract management. Prior to joining EDA, he spent several years in private legal practice before transitioning into the insurance industry as a contract manager. This diverse experience allows him to navigate complex legal language and business terms with a practical, solutions-focused approach.

Michael Coar joined EDA in 2011 and currently serves as director of engineering. In this role, he leads a team of technical experts across EDA's various commercial envelope disciplines, providing leadership, guidance, and executive oversight to ensure customers receive the best products and applications intended to exceed expectations.

He brings more than 23 years of industry experience in exterior wall systems, with expertise spanning estimating through project management. Michael earned bachelor’s degrees in architectural engineering and civil engineering from Drexel University, where he was recruited to play Division I ice hockey. During his time there, he served as team captain and helped lead Drexel to its first conference championship in 2001.

Outside of his professional life, Michael is a devoted husband and proud father to his autistic son. He is an avid fan of the Phillies, Eagles, Flyers, and Yankees, and enjoys spending time outdoors, sipping whiskey by a fire, and listening to music. Continually striving for self-improvement, he values flexibility, appreciates the small things, celebrates everyday wins, and maintains a positive outlook.

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Mike Blackie joined EDA in 2008 as a service tech, before taking on a foreman position in 2010. He currently serves as EDA’s quality control manager.

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Mike started roofing in 1988 with a commercial roofing company based out of York, PA. In 1992, he began residential roofing in the Philadelphia region.

Mike Garvey began his career at EDA in April 2018 as a driver. After nearly four years in that role, he was promoted to inventory manager in October 2022. In August 2024, Michael was promoted once again, this time to supervisor of shop operations.

Prior to joining EDA, Mike attended Father Judge High School, where he was active in football, basketball, and student council. He later pursued studies in construction management at the Community College of Philadelphia.

Outside of work, Mike enjoys spending quality time with friends and family, golfing, and enduring the endless ups and downs of being a Philadelphia sports fan.

Mikenson Michaud joined EDA as warehouse manager for the NY/NJ region in 2023 and has more than 10 years of experience in the logistics industry. He began his career in the humanitarian field before transitioning to a coordinator role in warehouse operations. Mikenson enjoys solving problems, evaluating his work, and brainstorming new ideas with his team. He believes that taking calculated risks keeps his work exciting and his team motivated.

Mike Shoemaker, known to many as “Mikey Shoes,” was born and raised in South Philadelphia and brings extensive knowledge of the construction industry to EDA. He joined the team in December 2025 as a Superintendent. Known for his strong problem-solving abilities, willingness to take initiative, and collaborative approach, Mike works effectively with project teams throughout every phase of the construction process.

Outside of work, Mike is married to his wife, Lisa, and is a proud father of four: Michael Jr., Joseph, Giuliana, and Giovanna.

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Mitchell Horwitz has more than 15 years of sales experience as a jewelry wholesaler to independent stores. He later served as office manager of a high-volume dental practice for many years. In that role, he was a key contact for internal (coworkers) and external (patients and vendors) communication, helping to maintain a safe, efficient, and positive work environment.

Mitchell was proudly born and raised in Northeast Philadelphia and enjoys running, going to the gym, and spending time with family.

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