• Nardine Bellew
    (President / CEO) Nardine has extensive experience in the window cleaning industry and holds a Bachelor of Science degree in Business Management from the University of Massachusetts/Boston. She obtained her WBE/DBE Certifications from the states of MA and Rhode Island, holds a 30 hour OSHA Certification and is certified in Adhesive / Epoxy Anchors by Continue Reading...
  • Reg Ranahan
    (General Manager) Reg has been in the window cleaning industry for more than 30 years working in and around the city and boasts working knowledge of many of Boston’s most prestigious buildings, all while building an impeccable reputation. He is a trained Rigger, a Hilti Adhesive / Epoxy Anchor Installer and holds both a 10 Continue Reading...
  • Marty Galner
    (Director of Sales) Marty brings 32 years of experience in the window washing industry to GSS along with a BA in Economics from Cornell University.  His experience in window washing is a valuable asset to the Fall Protection Design Team assisting in the design of customized Fall Protection Systems for both old and new construction. Continue Reading...
  • Tom Whoriskey
    (Director of Operations) Tom heads up the window washing division and has extensive experience in window washing, swing and pipe staging, aerial lifts, Rope Descent Systems (RDS/ Bosun Chair) work, and anchor installation. Tom obtained his High-Rise certification from the IWCA and is certified in operating the “Reachmaster & JLG” brand Aerial Boom Lifts. Tom Continue Reading...
  • Cliff Coulstring
    (Senior Project Manager) With more than 2 decades of experience and industry know-how, Cliff provides great insight to the team and to our valued customers. Cliff loves problem solving and facing the unique challenges that each project brings to the table....
  • Molly Burke
    (Intern) Molly is a senior at Blues Hills Regional Technical High School studying CAD Design while working at GSS. She specializes in CAD and uses state of the art technology to help senior project managers design compliant layouts for anchor placement. Her enthusiasm and passion are evident by her willingness to dig right in and produce quality Continue Reading...