About Us

a few words about us

our environmental consulting firm

Our Firm

Environmental Resource Associates (ERA) is an established consulting firm comprised of chemical engineers, environmental engineers and scientists that have been servicing the environmental and engineering needs for New England since 1976.

ERA provides diverse environmental services to manufacturers that include air pollution control and permitting, air source registration, emissions reporting, wastewater treatment, subsurface investigations and remedial services.

ERA's broad engineering training, experience and technical expertise enables us to develop creative solutions to challenging engineering problems.



Mission, vision & values


Our Mission

We are dedicated to providing you with specialized engineering expertise and personalized customer care.


Our Vision

We want you to feel confident knowing that ERA will do everything possible in the most timely and cost-effective way toward solving your environmental issues. We want to lessen your burden of worries and allow you to concentrate on running your business.


Our Values

We are proud to be known as a company of integrity and client dedication.

our team

  • Alvin J. Snyder III
    Alvin J. Snyder is President and owner of Environmental Resource Associates.  He has over 40 years experience in...
  • Jeanne M. Rotatori
    Jeanne Rotatori is an Environmental Engineer with Environmental Resource Associates. She has 13 years’ engineering experience while...
  • Francesca Snyder
    Francesca Snyder is Marketing Coordinator and Administrative Assistant at Environmental Resource Associates.  Francesca received her business education...
  • Carolyn Vittner
    Carolyn Vittner has been the administrative assistant at ERA since 1998.  She handles the payroll, invoicing, billing,...
  • Maryellen Snyder Malloy
    Maryellen Snyder Malloy has been an Environmental Technician and Graphic/Web Designer at Environmental Resource Associates since 2012...
  • Join the ERA Staff
    Want to join the staff of Environmental Resource Associates?  Send a resume and cover letter to us...