RBR Real Estate Solutions – Your Hudson Valley Boutique Real Estate Shop. We are open 9-5 Monday - Friday with arranged after hours by appointment only. Robert Buyakowski, PE, Principal Broker. Licensed New York State Professional Engineer and Real Estate Broker with a lifetime of experience in and around all aspects of Land Acquisitions and Real Estate Development. Professional experience includes project management, creation of site plans, subdivision plots, marketing and sales of commercial and residential properties, analysis and valuation of investment properties for commercial investors, commercial property management, construction cost analysis and site evaluation, site and plot plan development, private and public project presentations, and numerous other related professional activities associated with civil engineering and real estate sales.