Innovative Modular Home Solutions
Building Better Homes for a Sustainable Future
Who We Are
4M Architects & Engineers is a multidisciplinary design and engineering firm committed to creating innovative, sustainable, and practical solutions for the built environment.
The 4M Modular Homes Story
4M Modular Homes was created by 4M Architects & Engineers as an innovative response to the growing demand for sustainable and affordable housing.
Drawing upon decades of experience in architecture, engineering, planning, and project development, our team recognized an opportunity to improve traditional construction methods through modern modular building solutions.
Today, 4M Modular Homes continues to advance the mission of delivering high-quality housing that combines thoughtful design, engineering excellence, and efficient construction practices.
Meet The Founders
Built on Experience and Innovation
Robert A. Mastriana
Architect & Founding Partner
With over four decades of architectural excellence, Robert Mastriana brings unmatched expertise in traditional architecture and historic town planning. A Kent State University graduate and Harvard-trained designer, Bob has led award-winning restoration projects including the Mahoning, Mercer, and Columbiana County Courthouses. His visionary work spans public libraries, community landmarks, and iconic structures like the Poland Library. A dedicated civic leader, Bob has served as President of the Ohio AIA and contributed significantly to community development through the Boardman Rotary and Salvation Army.
His legacy reflects a deep commitment to design, education, and service—making The 4M Company a trusted name in architectural innovation and community impact.
Ronald S. Eiselstein
Inventor & Founding Partner
With a unique background spanning naval nuclear technology, engineering analysis, and renewable energy innovation, Ronald S. Eiselstein brings decades of technical expertise and entrepreneurial vision to 4M Architects & Engineers. A former U.S. Navy submarine nuclear ballistic missile technician, Ron later served as an engineering analyst and liaison for 688-class fast attack submarine design and engineering programs at Newport News Shipbuilding.
Driven by a lifelong fascination with the principles of energy and mechanics, Ron dedicated more than fifty years to researching and developing what would eventually become the patented Eiselstein Energy Converter. Inspired by lessons from his father on the Archimedes lever, his work culminated in a breakthrough renewable energy concept that harnesses the natural forces of water, gravity, and tidal replenishment.
As a founder, inventor, and innovator, Ron’s commitment to sustainability, engineering excellence, and transformative thinking continues to shape the vision of 4M Architects & Engineers. His pioneering spirit and unwavering dedication to solving complex challenges serve as the foundation for the company’s pursuit of innovative solutions and lasting community impact.
Start Your Journey Today
4M Architects & Engineers is dedicated to delivering innovative architectural, engineering, and modular housing solutions. Through 4M Modular Homes, we help clients build sustainable, efficient, and future-ready homes.
Contact us
330-7208087
34 Botsford St., Poland, Ohio 44514