Senior Vice President

Marcus Mahlen joined NAI Sioux Falls in February of 2017 as a broker associate. Since the beginning of his time at NAI Sioux Falls, negotiating his first deal at the age of 23, Marcus has shown a passion for putting his client first. His strong work ethic and ability to form strong personal connections in the community has allowed him to work on a number of significant projects for the firm. Marcus’ accomplishments include being involved in the Deal of the Year for 2018 & 2023, and being named the Broker of the Year in 2022 & 2023. Marcus has completed nearly 330 sales and leases on behalf of his clients through 2023. These transactions have totaled over 2.3M square feet of building area, over 15.85M square feet (+/- 364 acres) of development land, totaling over $180M in sale/lease value. His expertise primarily involves investment sales and leasing in the industrial, office, and retail asset classes.

Dale Zomer serves as a Senior Vice President at NAI Sioux Falls, having joined the company in 2016. He specializes in assisting clients with the purchase and sale of investment-grade, income-producing properties. As a seasoned commercial real estate owner himself, Dale has a deep understanding of what investors look for when assessing a property. He is committed to delivering outstanding customer service and prompt follow-up. Drawing from his years of experience as a business owner, Dale knows the importance of being proactive and managing expectations—key factors in building lasting relationships and securing repeat clients.

NAI Sioux Falls

Commercial Brokers

Active Listings

NAI Sioux Falls - Commercial Real Estate Brokerage

NAI Sioux Falls

Commercial Brokers

Active Listings