John Stemlar

John Stemlar Sage Real Estate Advisors Atlanta GeorgiaJohn Stemlar, JD, MS
Principal and Managing Broker


John Stemlar has over 25 years of professional real estate experience. He began his career as an attorney with a major law firm, representing commercial real estate investor, developer and lender clients in a wide range of sophisticated real estate transactions. After earning his real estate Master’s Degree, he spent 10+ years in commercial real estate investment, buying, selling and financing multi-million dollar office, retail and apartment projects. John started a residential brokerage business in 2003; co-founding Sage in 2007. As a real estate broker, John has been involved in hundreds of residential transactions across north-metro Atlanta. He is also an active real estate investor.


  • Market Expert – North-Metro Atlanta
  • Real Estate and Contract Law
  • Contract Strategies and Negotiation
  • Real Estate Valuation and Market Analysis
  • New Construction
  • Single-Family Homes
  • Town Homes
  • High Rise Condominiums


  • MS – Real Estate Investment, University of Wisconsin School of Business
  • Juris Doctorate, Marquette University Law School
  • Bachelor of Business Administration, University of Wisconsin