The following list includes institutions and organizations dedicated to the built environment, as well as keystone tools for understanding how heritage works, and who does what.
National – International
Association for Preservation Technologies International / L’Association pour la preservation et ses techniques international
http://www.apti.org/
Canadian Association of Heritage Professionals
http://www.cahp-acecp.ca/
Canadian Register of Historic Places / Répertoire canadien des lieux patrimoniaux
http://www.historicplaces.ca/
http://lieuxpatrimoniaux.ca
Heritage Canada The National Trust / Héritage Canada La Fiducie nationale
http://www.heritagecanada.org
ICOMOS Canada
http://canada.icomos.org/
Parks Canada – Federal heritage programs / Parcs Canada – programmes patrimoniaux
http://www.pc.gc.ca/eng/progs/lhn-nhs/index.aspx
Standards and Guidelines for the Conservation of Historic Places in Canada / Normes et lignes directrices pour la conservation des lieux patrimoniaux au Canada
http://www.historicplaces.ca/en/pages/standards-normes.aspx
http://lieuxpatrimoniaux.ca/fr/pages/standards-normes.aspx
Vernacular Architecture Forum
http://www.vernaculararchitectureforum.org/resources/advocacy.html
(VAF also provides a comprehensive list of resources focussed on the North American context.)
Provincial – Territorial
AB – Alberta Culture
http://www.culture.alberta.ca/heritage-and-museums/programs-and-services/default.aspx
BC – British Columbia’s historic places
http://www2.gov.bc.ca/gov/topic.page?id=D6F6003B73D14A26BB68E3C824FDDB83
MN – Manitoba Historic Resources Branch
http://www.gov.mb.ca/chc/hrb/
NB – New Brunswick – Heritage
http://www2.gnb.ca/content/gnb/en/departments/thc/heritage.html
NL – Heritage Foundation of Newfoundland and Labrador
http://www.heritagefoundation.ca/
NL –Newfoundland and Labrador Heritage / Patrimoine de Terre-Neuve et du Labrador
http://www.heritage.nf.ca/
NL – Newfoundland and Labrador Registered Historic Structures
http://www.heritage.nf.ca/society/rhs/home.html
NS – Nova Scotia Heritage
http://novascotiaheritage.ca/
NS – Communities, Culture and Heritage
http://cch.novascotia.ca/
NU – Department of Culture and Heritage
http://www.cley.gov.nu.ca/en/Home.aspx
NWT – Prince of Wales Northern Heritage Centre – Historic and Cultural Places Program
http://www.pwnhc.ca/programs/historicplaces.asp
ON – Architectural Conservancy of Ontario
http://www.arconserv.ca/
ON – Ministry of Tourism, Culture and Sport – Heritage
http://www.mtc.gov.on.ca/en/heritage/heritage.shtml
ON- Ontario Heritage Trust
http://www.heritagetrust.on.ca/Home.aspx
PEI – Tourism and Culture
http://www.gov.pe.ca/tourism/index.php3?number=1004631&lang=E
QC – Association québécoise pour le patrimoine industriel
http://aqpitest2.weebly.com/
QC – Conseil du patrimoine religieux du Québec
http://www.patrimoine-religieux.qc.ca/
QC – Corporation du patrimoine et du tourisme religieux de Québec
http://www.patrimoine-religieux.com/fr/
QC – DOCOMOMO Québec
http://docomomoquebec.ca/
QC – Inventaire des lieux de culte du Québec
http://www.lieuxdeculte.qc.ca/
QC – Répertoire du patrimoine culturel du Québec
http://www.patrimoine-culturel.gouv.qc.ca/rpcq/accueil.do?methode=afficher
SK – Government of Saskatchewan – Heritage
http://www.tpcs.gov.sk.ca/heritage
YK – Department of Tourism and Culture – Historic Sites
http://www.tc.gov.yk.ca/historicsites.html
Regional
Annapolis Royal – Annapolis Heritage Society
http://www.annapolisheritagesociety.com/
Fredericton – City of Fredericton – Heritage Preservation
http://www.fredericton.ca/en/communityculture/heritagepreservation.asp
Fredericton – Fredericton Heritage Trust
http://www.heritagefredericton.org/
Gatineau – Réseau du patrimoine gatinois
http://www.reseaupatrimoine.ca/
Gatineau – Ville de Gatineau – patrimoine
http://www.gatineau.ca/portail/default.aspx?p=histoire_cartes_statistiques/patrimoine
Montréal – Héritage Montréal
http://www.heritagemontreal.org/fr/
Montréal – Grand répertoire du patrimoine bâti de Montréal
http://patrimoine.ville.montreal.qc.ca/inventaire/index.php
Montréal – Industrial Architecture of Montreal
http://digital.library.mcgill.ca/industrial/
Montréal – Histoire des écoles et du patrimoine architectural de la Commission scolaire de Montréal
http://www2.csdm.qc.ca/patrimoine/
Montréal – Inventaire du Vieux-Montréal
http://www.vieux.montreal.qc.ca/accueil.htm
Ottawa – Heritage Ottawa
http://heritageottawa.org/
Toronto – Heritage Toronto
http://heritagetoronto.org/
Winnipeg – Winnipeg Architecture Foundation
http://www.winnipegarchitecture.ca/