A radically simple approach to real estate.




Our Team


Our veteran team of real estate and finance professionals combined with business-process experts, designers, and construction and property managers provide you with a single-source partner.




Gary Granger
President/CEO, Granger Group
Gary is the founder and owner of Granger Group. He has 30 years of experience and leadership in all phases of the development process. In 1997, Gary established Granger Group to pursue his vision of achieving an extraordinary level of excellence in delivering the built environment. With Gary’s leadership, Granger Group has established partnerships and relationships leading to more than $700 million worth of successful developments. Gary is active in the community serving on boards for the State of Michigan Chamber of Commerce, VanAndel Institute, and Ferris State University, just to name a few.





Greg Markvluwer
Senior Vice President, Development & Financial Services, Granger Group
Greg has over 20 years of experience in commercial development from the financial feasibility state through project management and execution. He joined Granger Group in April 2000. Greg has successfully developed general office, educational, and governmental projects, medical campus developments, healthplex facilities and medical office buildings for businesses and hospital entities located throughout the United States. Greg has a master’s degree in business administration from Western Michigan University and is a licensed real estate broker and builder.




Jason Granger
Director of Development, Granger Group
Jason has five years of experience in commercial financing and development from the financial analysis stage through project development and close-out. Jason joined Granger Group as Director of Development and has been intricately involved
in the development of Metro Health Village as well as other key projects. Prior to joining Granger Group, Jason was with Independent Bank Corporation in Ionia, MI where he was a Director of Commercial Lending. His responsibilities included
commercial loan analysis, business case preparation, technology project development & oversight, as well as monitoring asset-based lending policies.




Joseph Ditonto, AIA, LEED AP
Director of Design & Research, Spacewerks
Joe has 25 years of experience in the architectural and consulting arenas. He passionately leads strategic planning sessions for clients, facilitating multiple groups and facets of an organization’s operations. He has laser focus on the strategic effectiveness of the work environment, from the development of business objectives to the facilitation of an integrated delivery. Joe brings an expertise that encompasses strategic consulting, operational performance, workplace analysis and effectiveness, sustainable impacts measurement and long term facility planning. Joe’s previous experience is linked to companies such as Proctor & Gamble, Steelcase, Ohio University, Novartis, BellSouth, AOL, and United Health Group.




Jeff Lehman, EDAC, LEED AP
Director of Development, Spacewerks
Jeff has over twenty years experience in real estate development, sales, leasing, design, construction and management. During this time he has provided valuable real estate consultation to many clients and owners, helping them develop intelligent solutions to their real estate needs. He is experienced in pulling together the resources needed to help develop creative solutions for clients seeking to improve productivity in the workplace, better teaching and learning in educational facilities and improved outcomes and revenue generation in healthcare environments. Jeff has worked with organizations including Comcast, Fifth Third Bank Corporation, Pfizer, AAA, Michigan State University Federal Credit Union, United States Postal Service, Valspar Corporation, Spectrum Health and Medtronic, Inc. Jeff is a licensed real estate broker, a LEED Accredited Professional and has been awarded the EDAC designation (Evidence Based Design Accreditation and Certification) by the Center for Health Design.