Gregg Brown, SIOR

Senior Vice President/Managing Director

NAI Sioux Falls
2500 W. 49th Street Suite 100
Sioux Falls, South Dakota 57105
United States
T +1 605 444 7103
M 16059060394

License South Dakota, #16070

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Office, Industrial, Investment

Scope of Service Experience

Gregg has spent over 20 years in commercial real estate establishing himself within corporate real estate, tenant representation and landlord advisory services. He specializes in providing his clients with expertise in lease negotiations, economic analyses, and portfolio management. As part of his extensive real estate background, Gregg has closed in excess of 1.5 million square feet of transactions.

Background & Experience

Prior to joining NAI Sioux Falls, Gregg was a Senior Managing Director at Newmark Grubb Knight Frank in Washington, DC where he was responsible for managing corporate accounts and landlord leasing assignments. He started his brokerage career in 1998 when he joined the boutique firm of Morris-McNair & Associates, which was acquired by St. Joe Company (NYSE:JOSE) in 1999. Gregg began his real estate career with Realty Investment Company, Inc., in 1995. He served as the acquisition coordinator for office and apartment properties located in Maryland, Florida and Indiana and also served the company as a commercial property manager for a suburban office portfolio of four buildings in Montgomery County, MD. Specialties include Landlord and Tenant representation, marketing, financial analysis, and lease negotiation.


Master of Business Administration in Finance - American University, Washington, DC
Bachelor of Arts, History - College of Wooster, OH

Professional Associations & Designations

Member of the Society of Industrial and Office Realtors (SIOR), specializing in Office.

Licensed Real Estate Broker, in the states of South Dakota, North Dakota, Minnesota, Maryland, Virginia, and District of Columbia

Strategic Clients

Sanford Health
Profile by Sanford
Hegg Realtors
RMB Associates
Signature Companies