Company Description. Summit Services Unlimited Inc. is a family owned, retail merchandising company, established in 2000, based out of Buffalo, New York. Our team, known as W-Retail, launched in 2004, provides exclusive merchandising services to the #1 privately owned grocery store based out of Rochester, NY with over 100 grocery stores, up and down the Northeast. We introduce new products to shelf, and support post construction set up of new sto...