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Diane Horvath


Diane L. Horvath
Upper St. Clair Office, PA
180 Fort Couch Road
Upper St. Clair, PA 15241
(412) 833-3600


  • Graduate of Realtors Institute (GRI)
  • Certified Residential Specialist (CRS)
  • UPMC Howard Hanna Gold Advantage Representative
  • Residential Relocation Specialist (RRS)
  • Luxury Portfolio Specialist-Homes of Distinction
  • President's Circle of Excellence
  • Annual National Sales Excellence Award Winner
  • Consistent Leader in the Top 1% of Realtors Nationwide
  • Andron Epiphanon Society
  • Member of National Association of Realtors
  • Pittsburgh Magazine Five Star Agent

Full Service, Full Time Real Estate Agent

  • Creative Marketing for Quick Results!
  • A Skilled Experienced Negotiator with Enthusiasm, Dedication and Knowledge.
  • Over 30 years of Selling and Marketing Homes 
  • Over $220 Million Listings and Sold Homes
  • Co-Chaired Luncheon and House Tour Fundraiser- Children's Hospital Free Care Fund 
  • Serving Your Real Estate Needs in; Upper St. Clair, Mt. Lebanon, Peters Township, Bethel Park, South Fayette, Collier, South Park, Scott Township and Surrounding Areas.

Real estate is one of your biggest assets, with my professional experience, I can take you through the process effortlessly!


Homes of Distinction
Custom Home
Dream Home
First Time Buyers
Move-Up Home
New Construction
New Home

Buying or Selling a home it should be an exciting experience, not an ordeal. 

Looking to buy a home?As a buyer’s agent, I promise to help you with the home purchase process, by negotiating the best terms and price for you. Keep you up to date on all new listings and price changes through a personalized multi-list portal. You will receive these emails notifications ASAP, always being informed!

Thinking of Selling your home?I can provide you with a Market Analysis. This will allow you to systematically compare your home to other homes in the area. I can make suggestions on how to maximize it's selling potential, to create an individualized marketing plan to sell your home, negotiate the best terms, price and conditions, by using the latest technology to market your home.

Have a question?
I can help.

Are you pre-approved for a mortgage?