Mercer Wine Estates mercerwine.com info@mercerestates.com (509) 786-2097 Location Address 3100 Lee Rd Prosser, WA 99350 Mailing Address 3100 Lee Rd Prosser, WA 99350 Articles on Mercer Wine Estates Mercer Wine Estates To Acquire Four Leading Washington Wine Brands, Expanding Estate Portfolio and Winemaking Capabilities Old and New Meet at Taste Washington Products & Services Winery Supplies Grapes / Juice Grapes / Juice Update Profile