Anthony Holmes specializes in water and wastewater engineering including water supply, treatment, storage, transmission, and distribution facilities; wastewater collection, transmission, and treatment facilities; and reclaimed water storage, transmission and distribution facilities. He serves as the Chair of the American Water Works Association (AWWA) Standards Committees Submersible Vertical Turbine Pumps and Solids Handling Pumps and as a member of other standards committees for AWWA.