Field Lining Systems, Inc. was founded in 1983 by Phillip Ramos. FLSI is a leader in the fabrication, distribution and installation of both flexible and rigid plastics. We're situated in the industry a turn-key business as we integrate our fabrication facility in Southwest Phoenix with our installation department to pre-fabricate as much as we can to minimize in-field installation for the appropriate applications. FLSI is now a certified woman owned, minority business.