Gerdom Realty & Investment

(248) 242-6766

Monday - Friday: 8:30 AM - 5:00 PM

About Gerdom Realty & Investment


GR&I is responsible for tenant and landlord representation, the buying and selling of commercial and investment properties, land assemblages, and development of commercial and residential vacant land. A representative list of past customers includes; YUM! Brands, Family Video, Starbucks Coffee, Ramco Gershenson, Regency Centers, Tony Sacco's Coal Oven Pizza, Aaron Rents, Walgreen's, CVS, Dunkin' Donuts, Pancheros Mexican Grill, Pet Supplies Plus, Advance Auto Parts, and PNC Bank.


Mr. Tjader T. S. Gerdom



Tjader Gerdom is the principal of Gerdom Realty & Investment and entered into the commercial real estate industry in 1997. Beginning a career at Schostak Brothers & Company, Inc. he worked closely with several experienced commercial retail brokers building service and sales skills while increasing his market knowledge. In 2001, Tjader joined Insite Commercial Group and was promoted to Vice President in 2002 where he directed the Commercial/Retail Team. Tjader joined Colliers as a Vice President as part of the merger with Insite Commercial Group in January 2006. 

In January of 2009, he launched Gerdom Realty & Investment, in order to adapt to the changing commercial marketplace to take advantage of the current weak economy to benefit his clients' investment needs. Tjader is a member of the Detroit Area Commercial Board of REALTORS®;, Michigan Association of REALTORS®;, National Association of REALTORS®;, Downriver Chamber of Commerce, ICSC, and has sat on the ICSC State Committee from 2009 to the present.

Mr. Larry Siedell



Larry started in the commercial real estate industry with Insite Commercial Group in 2003, during which time he obtained the skills necessary for finding opportunities and making commercial real estate transactions happen. This experience provided Larry with a spectrum of deals including the acquisition and disposition of commercial land and buildings, shopping center development and leasing as well as investment sales. In 2006 Larry joined The Velmeir Companies and spent five years expanding their national client into new markets, both organically and through competitor acquisition. The experiences with Velmeir provided Larry with a fundamental understanding of strategic market planning, plan execution, and market penetration.

Primarily working with CVS/pharmacy, Larry started in Southeast Michigan and quickly expanded nationwide. Larry was instrumental in site identification, procurement, entitlement and construction management in over forty drug store transactions, from Washington, DC, to Montana, and several other areas that are still confidential.

Primarily working with CVS/pharmacy, Larry started in Southeast Michigan and quickly expanded nationwide. Larry was instrumental in site identification, procurement, entitlement and construction management in over forty drug store transactions, from Washington, DC, to Montana, and several other areas that are still confidential. 

Mr. Joel Karboske



Joel started in the commercial real estate industry in 2003 after graduating from Aquinas College with First Commercial Realty & Development, specializing in representing retailers, landlords, and developers in the sale and leasing of shopping centers, freestanding buildings, land assemblage, new development and redevelopment opportunities earning top sales awards each year. In 2007 Joel became a co-founding partner of Paramount Real Estate Services, where he was responsible for high profile tenant representation, land assemblage, site identification, purchase and lease negotiations throughout Michigan, Ohio, Pennsylvania, New York, New Jersey, North Carolina, and South Carolina.

Some of his clients include Walgreens, White Castle, Popeye's Chicken, Dunkin Donuts, Murry Retail Group, and Bacall Development. In 2016, Joel teamed up with Gerdom Realty & Investment and continues to approach every assignment with unparalleled experience and enthusiasm, ensuring that each client receives the highest quality of service. Joel is a member of the International Council of Shopping Centers (ICSC), National Association of REALTORS®; (NAR), Commercial Board of REALTORS®; (CBOR), Officer of the Knights of Columbus (12408) and on the board of several local organizations.

Ms. Vicki Gutowski



Vicki Gutowski graduated from University of Michigan with a BA in Economics in 2012 and from Eastern Michigan University with an MBA in 2017. Since joining Gerdom Realty in 2012, Vicki has gained experience working on both landlord and tenant representation. Now as director of marketing and property management, Vicki oversees the advertising regiment for the company’s listings, creation of presentation material for tenant/buyer representation clientele, and property management on top of day-to-day administrative duties.


Mr. Michael Murphy



Michael Murphy earned his Associates Degree in Liberal Arts from Oakland Community College in 2014. He started his career in Real Estate thereafter with Gerdom Realty & Investment as a Real Estate Sales Associate. Michael is focusing on shopping center sales and leasing, and he assists the company in conducting market research throughout metro Detroit and creating client presentations. Michael has a strong background in restaurant operations and working with the general public and is using this experience along with his positive outlook to develop meaningful relationships in the real estate community.


Mrs. Rebecca Saad



Mrs. Rebecca Saad
Rebecca brings over 12 years of real estate experience with 10 years as the owner of her own Brokerage with 2 offices in Ontario, Canada. During her career she has worked in buying, selling and leasing commercial, industrial and agricultural properties. She has worked with clients such as TSC, Dominos, Arby's, Security One and Aphria to name a few. Her work features a strong background in retail sales as well as 7 years as a paralegal for a law firm in which she was in charge of closing all of the real estate transactions including the sale of Boblo Island. Rebecca has great communication skills and is looking to expand her network to serve Michigan and beyond.

Ms. Nicole Bennett



Nicole Bennett has been a licensed real estate agent since 2008 and currently pursuing her CCIM designation. Formerly with Keller Williams Commercial, Nicole joined Gerdom Realty in 2019, bringing her connections and expertise to the team. In addition to sales and leasing experience, Nicole also has background in mortgage banking, title, and closing.