Acquired by Alamo Group on June 30, 2025, Ring-O-Matic is a leading U.S.-based manufacturer of industrial vacuum excavation machines, vac-only units, and car wash pit cleaners. Founded in 1960 in Iowa, the company pioneered many of the early innovations in soft-dig vacuum excavation and fluid management technology.

Ring-O-Matic’s equipment serves a wide range of applications, including underground utility construction, horizontal directional drilling (HDD), municipal services, environmental cleanup, and industrial job site maintenance. Known for their performance, reliability, and user-friendly design, Ring-O-Matic products are trusted by contractors, municipalities, and rental operations across North America.

With a strong dealer network and growing national account presence, Ring-O-Matic has earned a reputation for superior customer support and durable American-made equipment. The company continues to operate from its Iowa headquarters as part of Alamo Group’s Industrial Equipment Division.