The Granger Team

Small Team. Big Results.

Navigating the complex world of real estate investment, development, and management can be daunting. Which is why our extraordinary team works so hard to make it approachable and easy for you. By bringing together professionals from real estate, finance, business, design, construction, and property management, Granger Group provides you with a single-source partner who understands the big picture and can handle all the details.

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Gary Granger, P.E.

Coming from a long line of entrepreneurs, Gary founded Granger Group in 1997. He has over 30 years of experience in leadership of all phases of the development process.

President / CEO

Dena Russell

Chief of Staff & Executive Assistant to Gary Granger

The Team

Colleen Monfore

HR Director

Sharon Sullivan

HR Generalist

Holly Pendergast

With 3 years experience as a receptionist in the assisted living and sales and leasing fields, Holly brings the knowledge and energy that Granger Group needs in order to be successful.

Office Administrator

Sara Stocker

Director of Strategic Initiatives, First & Main

Nancy Killeen

Patricia joined Granger in 2014 with over 20 years of experience supporting senior level executives in the Healthcare industry.

Executive Assistant, First & Main

David Jackiewicz

Marketing Manager, First & Main

Jayne Glaza

Director of Operations, First & Main

DaleTron Thompson

Regional Director of Training and Development, First & Main

Robbie Gleeson

Regional Physical Plant Manager, First & Main

Construction Operations


Greg Markvluwer

Greg joined Granger in 2000 bringing over 20 years of experience in commercial development and financing. He holds an MBA from Western Michigan University

Chief Investment Officer

David Meyering

Financial Analyst

Jeff Lehman

Experienced in pulling together resources to achieve creative solutions, Jeff has more than 20 years' experience in real estate development. He is LEED AP and EDAC certified.

Director of Business Development

Wendy Harp

Wendy is a licensed realtor, with ARM® designation from the Institute of Real Estate Management and has been selling residential property in the West Michigan area for over 15 years.

Residential Sales Specialist

Jane Sandtveit

Executive Assistant to Greg Markvluwer