James Hornberger

Mark Middleton is the founder at Middleton Tampa Bay | Compass, a leading real estate team serving Dunedin, Clearwater, St Petersburg, and the greater Tampa Bay area.

John Acosta is a Real Estate Advisor with Keller Williams On The Water serving Sarasota, Manatee, Tampa Bay, and Florida’s Gulf Coast. He works with sellers, buyers, investors, and property owners across commercial, investment, and residential real estate, including waterfront property, land acquisition, new construction, and 1031 exchanges. His approach is straightforward: understand the property, understand the client’s goals, analyze the market, and build the right strategy around both. John focuses on clear guidance, strong positioning, thoughtful negotiation, and disciplined representation from the first conversation through closing.

Shawna Calvert is a Top Producing Realtor® in the South Shore area of Tampa Bay Florida were she lives locally with her husband and granddaughter.

A multi-million dollar producer since 2005, Mark brings a wealth of marketing and media experience to each transaction. Prior to his Real Estate career, Hartman enjoyed a multi year career as an Award Winning Film/Video Producer and Publisher for high profile official licensed sports publications. In addition to his focus selling Real Estate in the affluent beach communities of Pinellas County, Mark continues work as long time Publicist and Manager for a select handful of elite celebrity professional Athletes. Whether Buying or Selling; Residential, Commercial or Investment Property anywhere in Tampa Bay; Mark knows how to read and leverage the market conditions for the best possible results. In addition to working with celebrity athletes, Hartman has been privileged to work with a handful of other notables. 'A-List' Hollywood Actor ('White House Down') James Woods said; " Mark has been one of the most delightful, responsible, and professional people I have ever worked with. He bent over backwards to make a (difficult) transaction work. I hope he will use me as a reference for the rest of his career. I mean it". Whether the Tide is Low or High, call or email Mark Hartman for ALL your Real Estate needs. Tenacious & Professional - working the Pinellas Beach areas of Tampa Bay since 2005. Professional References Available Upon Request.