Alliance Industries, Inc. is headquartered in Marietta, Ohio, USA and has focused for 25+ years on starting-up, acquiring and ... growing industrial and municipal machinery manufacturers and specialty infrastructure service firms. Wholly-owned affiliates include: Hi-Vac Corporation - www.hi-vac.com Mole Master Services Corporation - www.molemaster.com Terra Sonic International, LLC - www.terrasonicinternational.com read more