Helping Sellers To Identify And Attain The True Value Of Their Businesses. The Kensington Company brings over 20 years of entrepreneurial experience to the challenging task of successfully selling our clients' businesses. We offer our clients the highest level of professional expertise in the industry, as well as the significant advantage of being the longest-established Long Island affiliate of the Business Brokers Network, the largest business brokerage network in the world. This, along with our numerous other affiliations, enables us to locate qualified buyers anywhere across the U.S. and internationally.