Apprise Expands Multifamily Valuation Business with Two New Senior Directors News provided by Share this article Share this article BETHESDA, Md., Dec. 15, 2020 /PRNewswire/ Walker & Dunlop, Inc. and GeoPhy announced today that their multifamily appraisal business, Apprise, has hired Senior Directors Bonnie Longo, MAI, SRA and Matt Heidt. Based in Philadelphia, Pennsylvania, Ms. Longo brings over 22 years of commercial real estate valuation experience to Apprise and will be focused on multifamily assets of all types throughout the high-growth Tri-State markets. Mr. Heidt is based in Atlanta, Georgia, and has almost 15 years of multifamily and affordable housing appraisal experience. He will be focused on multifamily valuations throughout the Southeast Region.