GCT clients see a Return on Investment from

 as little as 1 day to 12 to 18 months.

goodbye bed bugs


Regardless of the size & scope of your problem or need, GCT will help you find a solution that minimizes risk & maximizes your ROI quickly & safely.

​​The SafeScience® Six... steps to protect people and the schools and facilities where you work (download)


Fitness-Athletics-Sports-Tactical, SafeScience keeps athletes, LE, Fire, EMS & military healthy using high efficacy, non-toxic products.

we protect you

F.a.s.t. division

Development of the SafeScience® green cleaning portfolio began in 1997 in Boston and today with almost 20 years of experience, GCT has become leading providers for our custom Integrated Technology Systems ("ITS") to safely and cost effectively create, distribute and provide the best products and solutions for all Surfaces and Indoor Air cleaning and disinfecting. "ITS" improves the health of people and facilities!

Finally a non-toxic, easy to use product to kill & repel bed bugs & other insects that can be sprayed on surfaces & skin; people, pet & skin safe!

Most of the great products you see on SafeScience TV videos and read about are now available in the store. Need help? Call with any questions!