2016

CEI Receives 'Top Firm to Work For' National Honors

ACEC-NH Award Finalist

2015

CEI Wins National Engineering & Environmental Services Honors

CEI Named to Top Women Led Companies List

2014

CEI Wins National Engineering & Environmental Services Honors

CEI Named to Top Women Led Firms List

2013

CEI Wins First Place in National Best Firms Competition

CEI Named to Top Women Led Firms List

2012

CEI Wins National Engineering & Environmental Honors

2011

CEI's Stormwater Engineering Design Receives Statewide Recognition

CEI Honored as One of New Hampshire's Best Companies to Work For

CEI Wins Honors for 2011

CEI Honored at Breakfast With the Best

2010

CEI Wins National Engineering Honors

Best in NH Award

2008

NHBR Business Excellence Award

2006

Public Project of the Year Award ($50-$100 Million) as Owner's Representative/Environmental for the Norumbega Covered Storage Project

2002

First Place/Professional Category - U.S. EPA and MIT Stormwater Design Competition