Green Clean Institute is a training and certification organization that specializes in janitorial and cleaning professional certification. With more than 900 graduates in every major city in the U.S. and numerous international firms, our program is the largest independent certification program for Green janitorial service.

As a federal trademark, Green Clean Institute certified also offers product reviews and audits to certify Green products. Our seal and large market means instant credibility for your Green product.

Do you offer a product or service that is Green but lack the credentials to make the right impression? We act as the resource for the Green Business League to provide the "Certifiably Green Clean" trademark review. More and more states and corporations want to see third-party review and certification, and our Green Audit process can provide an honest evaluation and Green certification for your service.

Firm Certification is the best recommendation for any Janitorial firm. Your clients will be impressed with your dedication to the Green Clean program as you earn a GCI Firm designation. We have a simple program to make your firm a Green Janitorial firm.

This is the most powerful certification program in the nation, and you can complete it in your spare time for a very modest price. Earn your Green Clean designation now. Two modules and two exams earn your Green Clean Certification.