ACI – American Concrete Institute Ontario Chapter
http://www.aciontario.com

ACI International – American Concrete Industry
http://www.concrete.org

Aluma Systems Inc.
http://www.aluma.com

CRMCA – Canadian Ready Mixed Concrete Association
http://www.crmca.ca

CDCO – Carpenters District Council of Ontario
http://www.thecarpentersunion.ca

CSA – Canadian Standards Association International
http://www.csa-international.org/

CAC – Cement Association of Canada
http://www.cement.ca 

CFCAO – Concrete Floor Contractors Association of Ontario
http://www.cfcao.com/

CEO – Consulting Engineers of Ontario
http://www.ceo.on.ca/ 

OAA – Ontario Association of Architects
http://www.oaa.on.ca

OBOA – Ontario Building Officials Association
http://www.oboa.on.ca 

OFA – Ontario Formwork Association
http://www.ontarioformworkassociation.com 

OGCA – Ontario General Contractors Association
http://www.ogca.ca 

OCA – Ontario Concrete Awards
http://www.ontarioconcreteawards.ca 

OHBA – Ontario Home Builders Association
http://www.ohba.ca

PEO – Professional Engineers Ontario
http://www.peo.on.ca

PERI the company
http://www.peri.de 

RMCAO – Ready Mixed Concrete Association of Ontario
http://www.rmcao.org

RSIC – Reinforcing Steel Institute of Canada
http://www.rebar.org