Holcombe CVI Joins Prestigious Volumetric Mixer ...
Family Owned Mobile Concrete Mixer Manufacturer Moves Into The Global Market . Ault, CO [July 19, 2019] — Holcombe CVI, manufacturer of volumetric mobile concrete mixers, has recently been approved for membership in the Volumetric Mixer Manufacturer Bureau (VMMB). The VMMB is an organization comprised of five other volumetric concrete manufacturers in the US
