- Green Job Search
- Education Programs
- Employer Directory
- My Account
ERS is a progressive energy engineering and consulting firm.
ERS is a progressive energy engineering and consulting firm based in Haverhill, Massachusetts with additional offices in New York, Maine, California, Oregon, and Texas. Our highly trained and experienced staff is made up of Certified Energy Managers (CEMs), Professional Engineers (PEs), and LEED Accredited Professionals (LEED APs) who stay abreast of the latest advancements in energy efficiency technology and cost-saving techniques and who regularly contribute their own findings and ideas to the marketplace. Many of our staff are well-published in the energy field, and their publications and presentations can be found in popular trade journals and at energy conferences around the country.