Arlen has more than 35 years’ experience directing planning and design of cutting-edge research facilities and academic teaching buildings for higher education, corporate, public, and medical institutions nationally. He has directed numerous feasibility studies, from short-term implementation plans to large-scale strategic visioning documents.

He is active in local and national sustainable design groups, including U.S. Green Building Council (USGBC), Northeast Sustainable Energy Association (NESEA), and International Institute for Sustainable Laboratories (I2SL).