Brantner & Associates, Inc., along with its subsidiaries, manufactures underwater electrical and fiber optic connectors. The company offers electrical dry-mate, optical hybrid dry-mate, electrical underwater mateable, electrical wet-mate, and optical underwater mateable connectors, as well as products for downhole applications, multiplex cable termination systems, splice boxes, underwater switches, field installations, electrical penetrators, and specialty products. It also provides after sales, on-site support, design and engineering support, and project management services. The company's products are used in various applications, including oceanographic and research institutes, as well as environmental, defense and military, ROV/AUV, and oil and gas industries. Brantner & Associates, Inc. exports its products through a network of agencies and representatives worldwide. The company was founded in 1964 and is based in El Cajon, California with manufacturing facilities in California, Texas, Rhode Island, Mexico, Norway, and the United Kingdom.