Barbara Thayer, PE, RA, LEED APFounder & President
Kevin C. Papasian, PE
Senior Vice President
Kevin has extensive management and engineering experience on various projects for municipalities, state agencies, and private clients.
Kevin has past experience with the SCDPW, NYSDOT, NCDPW, various towns, many fortune 500 companies, and developers throughout Long Island and the Tri-State region.
Charles Steinhilper, LSVice President, Land Surveying/Mapping
Daniel Maher, RLA, ISA Certified ArboristVice President, Landscape Architecture
Daniel is a New York State Registered Landscape Architect and ISA Certified Arborist with over 7 years of experience in site design and project development of residential, commercial, and urban design projects. His experience leading, supporting, and coordinating with colleagues has resulted in the successful development of projects from conceptual design through construction. Daniel has extensive experience in the field of arboriculture and has led projects on various scales ranging from individual tree risk assessments to large scale infrastructure projects spanning miles and comprising over 5,000 trees. Daniel’s experience in site inspection before, during, and at completion of projects, has developed a focus to technical details and solving complex design issues during construction, which have reduced change orders and schedule delays.