Gray & Green

Gray & Green Laboratory Systems is a strategic performance team of laboratory remodeling and construction professionals serving the Gulf Coast area.  We have years of experience creating labs that make sense for everyone involved - the end user, the lab manger and the accounting team.

We specialize in turnkey laboratory installations and supply all necessary labor and materials to provide a single source for mechanical, electrical and erection installation. Work with us to complete your project and we'll get it ready for move in, on-time and on-budget.

All of our standard cataloged products are made in the USA, and we use components made in America whenever we can to help rebuild our economy.

Tommy R. Lear
832.288.5958 office
281.913.9383 mobile



Since 1924 Haldeman-Homme, Inc. has been a leading resource for products and services in the education, healthcare, industrial, government and corporate markets. We are a full service supplier of industry-leading, quality products and design, construction, project management, installation and maintenance services.

Our mission is to be part of the team to help make your vision a reality. Clients commend us for doing so by listening to them and building a relationship of commitment and performance.

Carl Gregerson
Southwest Laboratory Division
Division Manager
832.626.1061 office
832.724.4472 mobile



For two decades Superior Laboratory Services, Inc. (SLSI) has been providing critically needed certification and performance testing procedures for biosafety cabinets, chemical fume hoods and clean rooms in Texas and surrounding states. SLSI staffs NSF Accredited Field Certifiers for BSCs and SEFA 1-5-3 (modified as installed test) chemical fume hoods.

The increasing demand for these services has driven our growth into other installation services including construction, design and consulting for all types of labs and clean room environments, BSL-3, pharmaceuticals, microelectronics, bioterrorism and other highly specialized facilities.

Superior Laboratory Services, Inc.
1710 Preston Road, Suite A
Pasadena, TX 77503
713.477.9247 office

Tom Reeves

Rick Meyer, President