Welcome to Three Rivers Appraisal Co. We have been a major provider of residential real estate appraisals in the Pittsburgh, Pennsylvania and the counties of Allegheny, Beaver, Butler, Washington and Westmoreland since 1987. Our experience in these market areas are well established with our clients and have produced high quality appraisal reports. We provide electronic ordering and delivery with a turnaround time of 24 to 48 hours after the date of inspection.