GCAL is the largest privately held Environmental Laboratory in the state of Louisiana. Located in Baton Rouge, GCAL performs analytical testing on Soil, Water, Air, Waste and Biological samples for numerous Fortune 500 companies.

GCAL holds many state certifications and is validated by the United States Army Corp Of Engineers (USACE) to perform work on Corp related projects. GCAL maintains a process of Total Quality Management to ensure that all projects are completed with attention to detail each and every time. Using the latest technology, GCAL can provide analytical testing on all projects, regardless of size or scope.