TERRA FIRMA RETAINING WALLS Inc. is a design-build retaining wall construction company. We are committed towards providing innovative solutions and developing excellent client relationships. With over a decade of experience constructing retaining walls, we have attained a unique level of expertise that sets us apart as specialists in retaining wall construction. With a wide range of retaining wall products and services available, our team can provide a custom solution for even the most challenging of sites. We are fully equipped to meet your project and on-site demands, from engineering drawings to the supply and installation of customized retaining wall systems. Call us today for a free quotation!