E3RA, Inc. (E3RA) is an environmental and geotechnical engineering firm with offices located in Everett and Tacoma, Washington. The company was formed in 2002 through the amalgamation of geotechnical and environmental professionals with an average of over 20 years experience and involvement in the industry. The professional staff at E3RA has extensive expertise in geotechnical, environmental, and related professional services throughout the Western United States. E3RA has established a proven track record of completing projects within budget and on schedule.