William T Whiting Appraisals Share: REAL ESTATE APPRAISALS William T Whiting Appraisals Visit Website 75 Durant Street Lowell, MA 01850 (978) 710-8596 Facebook About Map About The perfect client is someone needing a valuation of commercial real estate. This means any type of property, excluding single-family house through four-unit apartments. We handle anything else. What's Nearby? Distance: 5 10 15 20 25 50 mi.