Arbor Realty Trust | 32,508 followers on LinkedIn. Financing Multifamily and Single-Family Rental Portfolio Properties Nationwide | Arbor Realty Trust, Inc. (NYSE: ABR) is a nationwide real estate investment trust and direct lender, providing loan origination and servicing for multifamily, single-family rental (SFR) portfolios, and other diverse commercial real estate assets. Headquartered in Uniondale, New York, Arbor manages a multibillion-dollar servicing portfolio, specializing in government-sponsored enterprise products.