ONEIA is a dynamic, member-run organization that helps Ontario’s environmental companies work together to develop business opportunities and create a legislative and policy environment that better supports their vital work.

ONEIA membership fees are determined by the number of people who work for your firm. For as little as $425 your company can benefit from plugging into ONEIA’s networks and our proactive marketing efforts on your behalf.

Number Of Employees Type of Membership Annual fee (plus applicable taxes)
1 to 5 employees  Small $425.00 + $55.25 HST = $480.25
5 to 24 employees  Medium $890.00 + $115.70 HST = $1,005.70
25 or more employees  Large $1,750.00 + $227.50 HST = $1,977.50
100 or more employees  Enterprise $2,850.00 + $370.50 HST = $3,220.50
Association/ government agency  Association $425.00 + $55.25 HST = $480.25
Single person company  Single Person $249.00 + $32.37 HST = $281.37

ONEIA encourages students to be part of the Association and to participate on one of our committees. If you are interested in joining ONEIA and are currently enrolled in a college or university program (proof must be submitted together with your membership application) please send the completed student membership application form together with a copy of your student card to info[at] The office will then contact you to complete the payment of $47.50 + HST.

Ontario Environment Industry Association (ONEIA)

192 Spadina Avenue, Suite 306, Toronto, Ontario, Canada, M5T 2C2

Tel: 416-531-7884 Email: info[at]

Powered by Wild Apricot Membership Software