Benjamin G. Tresselt, III, President
Ben has been an International Society of Arboriculture (ISA) Board-Certified Master Arborist (BCMA) since this certifications inception in 2005 and one of the first 60 arborist in the world to receive this recognition. This is the highest possible certification in the arboricultural industry and designed for arborists who have reached the peak of their profession. Prior to this Ben was a Certified Arborist of Pennsylvania and Delaware and an ISA Certified Arborist for 14 years. Ben has been working in professional arboriculture for 23 years. Ben attended Penn State University, Mont Alto Campus from 1984 to 1986 in the associate forestry degree program. He currently is serving as Senior Director on the Board of Directors for the Tree Care Industry Association (TCIA). Ben is also the past president of the Pennsylvania-Delaware Chapter of the ISA. He is also an active member of the American Society of Consulting Arborist (ASCA). Ben is a licensed pesticide applicator and holds a commercial driver's license in the state of Pennsylvania. In addition to building a successful business and arboricultural firm Ben enjoys running, road cycling, ice hockey, reading and spending as much time possible with his wife Tina and daughter Janelle.

Tina Tresselt, Vice President
Tina and Ben started Arborist Enterprises in 1991. It was Tina who encouraged Ben to take the first step to follow his professional dream. Since the beginning Tina has overseen numerous projects and responsibilities at Arborist Enterprises. Today she leads the office team and manages human resource activities, billing and finance.

When not at work, Tina enjoys spending time with Ben, their daughter Janelle, and their dog Eloise.