Overview Longenecker & Associates (L&A), a Geosyntec Company, is a trusted partner enabling critical missions across the U.S. Department of Energy (DOE) complex for more than 30 years. We contribute to DOE’s nuclear security and environmental
Maintenance Technician Company: American Colloid Company (ACC), a Minerals Technologies company, is well known for establishing the global standard for premium foundry-grade bentonite and green sand molding materials for the metalcasting industry since 1927. Location: Belle