Olen Properties is a family-owned real estate investment and property management firm founded in 1974 by Igor Olenicoff. The company operates a portfolio that includes more than 8 million square feet of commercial space and approximately 17,000 multifamily units distributed across eight states. The firm's current portfolio spans California, Florida, Georgia, Tennessee, South Carolina, North Carolina, Arizona, and Nevada, with over 10,000 multifamily units concentrated in Southeastern markets. Asset classes include office, flex space, warehouse, research and development facilities, and multifamily residential properties. The company expanded without external equity financing, funding growth through internal operations. Since 2017, the firm added close to 5,000 multifamily units to its portfolio. In January 2026, Olen completed the acquisition of Magnolia at Milton, a 635-unit apartment complex in Alpharetta, Georgia, for $179.7 million. The company operates through a vertically integrated structure with in-house construction, property management, marketing, accounting, and legal services. Leadership is shared between founder Igor Olenicoff and CEO Natalia Ostensen.