Keystone has tested and certified controlled environments for over 25 years. When we started Keystone we serviced Virginia and the surrounding areas. Today we service the East Coast. Our team has over 100 collective years of experience in the industry, serving over 200 pharmaceutical, university, research, and advanced manufacturing clients.

At Laboratory Certification Services, Inc. (LCS) we know that maintaining control of your critical work environment is vital to your organization's success. We have the knowledge and experience necessary to provide the safety and confidence you need to continue achieving your goals. It is our mission to offer the services needed in a convenient, cost-effective manner.