Landscape Ontario Horticultural Trades Association

Started in 1973, Landscape Ontario Horticultural Trades Association (LOHTA) is a vibrant association representing over 2000 horticultural professionals. Members include landscape, maintenance and snow management contractors, landscape designers, lawn care operators, garden centre owners, arborists, nursery growers, interior landscapers, and irrigation and landscape lighting contractors.

The Interlocking Concrete Pavement Institute

The Interlocking Concrete Pavement Institute (ICPI), founded in 1993, is the trade association representing the segmental concrete pavement industry in the United States and Canada.

Building Industry and Land Development Association

The Building Industry and Land Development Association (BILD) is the voice of the home building, land development and professional renovation industry in the Greater Toronto Area.

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