Favorite Business Categories: Accounting and Professional Services With a tradition that spans nine decades, Peacock Keller & Ecker, LLP continues to serve clients in Southwestern Pennsylvania and maintains its commitment to client satisfaction and community involvement. How to Find Peacock Keller 70 E. Beau St. Washington Pennsylvania, Washington, Pennsylvania No Records FoundSorry, no records were found. Please adjust your search criteria and try again. Google Map Not LoadedSorry, unable to load Google Maps API. Previous Next