Established in 1991, ONEIA is the business association representing the interests of the environment industry in Ontario. Our network of thousands of contacts includes key people at environmental technology, product and service companies, law, investment and insurance firms, institutes, universities and governments.


More than 100 attend ONEIA’s 2nd annual soil management event

More than 100 representatives of a range of environment and cleantech firms attended ONEIA’s “Managing Excess Soils” event on November 26, 2015.  The event began with an opening briefing by the Ministry of Environment and Climate Change (MOECC) on its progress to date in the area. Read more... Environment Industry Day 2015 a success

Annual legislative event attracts MOECC Minister, dozens of environment/cleantech companies

ONEIA’s annual environment Industry Day at the Ontario Legislature at Queen’s Park on October 20 was well-received, with many attendees calling it the Association’s “best yet.” Read more...

Photos of the event can be found HERE. ONEIA presents position letter on organics to MOECC

ONEIA convened an Organics Diversion Working Group composed of companies with a detailed knowledge and expertise of management practices, recycling, diversion, composting, alternative technologies, biofuels, anaerobic digestion (AD) and other areas in the supply chain.  The position paper is the product of several months of initial discussions on their part. Read more...

ONEIA's Golf day: blue skies, policy and play

The Royal Ontario Golf Club played host for the third time to ONEIA's "Go Green on the Green" golf day on July 15.  More than 120 attendees joined us for a great day of golfing and networking on a bright sunny and cool summer day. Read more and view pictures of the day...

Capacity crowd discusses opportunities, investment and policies at annual ONEIA business and policy forum 

More than 160 professionals from across the environment and cleantech field gathered at the Doubletree Hilton in downtown Toronto on May 4, 2015 for a day of panels, guest speakers, roundtables and networking.  Read more...

For speaker presentations and some pictures of the day, please CLICK HERE

Environment and cleantech companies rock Guelph curling bonspiel

On March 24, teams from more than a dozen companies came out to the Guelph edition of ONEIA’s popular “Break the Ice on the Ice” business and networking curling bonspiel.  The Guelph Curling Club played host to more than 50 curlers who enjoyed an afternoon “learn to curl” clinic, followed by a three-game, six-end bonspiel.  Read more...

For photos of the event please CLICK HERE

ONEIA shares concerns with City of Toronto on Brownfields 

ONEIA’s active Brownfields Committee continued to work on behalf of our members in this key issue, meeting with representatives of the city of Toronto late in 2014 to share or concerns about changes to its policies regarding how “contaminated lands” are conveyed to the City. 

The group followed up its meeting with a letter outlining our position, noting that while the new policy is making progress, more work needs to be done .  To read a copy of the letter, click here.

Upcoming events

08 Dec 2015 • MaRS DIscovery District, 101 College Street, Toronto, ON
10 Dec 2015 1:00 PM • By teleconference
02 Mar 2016 • Vancouver Convention Centre, Vancouver BC, Canada
10 Apr 2016 • Fort Garry Hotel, in Winnipeg, Manitoba
17 May 2016 • Scotiabank Convention Centre, Niagara Falls


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Ontario Environment Industry Association (ONEIA)
215 Spadina Avenue, Suite 410, Toronto, Ontario, Canada, M5T 2C7
Tel: 416-531-7884  Fax: 416-644-0116  Email: info[at]


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