Our Team

Roger Lappo serves as the General Manager for AUC Group where he oversees all AUC operations. Mr. Lappo is a versatile business executive with extensive experience in management, sales, and operations. Prior to joining the company, Mr. Lappo was the Regional Vice President of Schneider Electric, General Manager of Johnson Controls, and Director of Strategic Accounts at Siemens Building Technologies.

Hugo Salinas joined AUC Group in 2016 as the Project Manager of Design. He oversees the internal design team in preparing engineering drawings and specifications for wastewater treatment plants during the preliminary and submittal phases. Mr. Salinas is responsible for the process design of wastewater treatment plants and for preparing technical specifications and design reports. He assists in the preparation of bid proposals and reviews local, state, and federal regulatory requirements for compliance.

Prior to joining AUC Group, Mr. Salinas worked as a Project Manager for DAC Engineering where he supervised and coordinated the design team of engineers, drafters, and designers to produce construction documents for commercial developments. While there he designed water and wastewater infrastructure improvements for the Harris County MUD No. 165, including a 2,200 gallons per minute sanitary sewer lift station replacement, new Water Treatment Plant No. 4 and the expansion of the Wastewater Treatment Plant No. 1 from 1.0 million gallons per day to 2.0 million gallons per day.

Mr. Salinas has also worked as a Project Engineer for Odebrecht Environmental Inc. and Jacobs Engineering Group Inc., where he began his career.

David Rolen joined AUC Group in 2016 as a Project Manager. He provides leadership on many projects with responsibilities including overseeing budgets, communicating with clients and organizing design schedules. He also selects and coordinates fabricators and works with general contractors during the installation of plants.

Prior to joining AUC Group, Mr. Rolen worked for 8 years as a Project Manager and Department Manager for engineering consulting firms, Terracon Consultants and Aquaterra Engineering. He had a wide range of responsibilities that included business development and personnel management, project management, project estimating, development of proposals and statements of qualifications, client communication, review of quality control data and development of methodologies to investigate project profitability and improve “go-no go” decisions on prospective clients. Some major projects in which he was involved include the LSU Tiger Stadium South End Zone Expansion, Wal-Mart Neighborhood Markets, American Creosote Works Superfund Site and Our Lady of the Lake Hospital.

Dave Carrington serves as the Business Development Manager for AUC Group’s booming Texas market. He brings over 32 years of experience in water/wastewater environmental solutions, business management, and project coordination. Prior to joining AUC, Mr. Carrington held various sales and management positions at Smith & Loveless, Newman Regency Group, US Peroxide, Earth Science Labs, and Trojan Technologies. Mr. Carrington has an impressive track record in exceeding sales goals and developing effective go-to-market strategies. He is highly respected amongst his peers and has a Bachelor of Science in Mechanical Engineering from the University of Missouri – Columbia.