 FRAMINGHAM, Mass. EL CAMPO, Texas--BUSINESS WIRE-- ami--Ameresco, Inc. NYSE: AMRC, a leading cleantech integrator specializing in energy efficiency and renewable energy, today announced the completion of its project with the City of El Campo, Texas to upgrade and replace existing water and sewer metering infrastructure. The project resulted after Ameresco conducted an investment grade audit and identified potential utility improvement measures that would restore degraded meter accuracy, improve 