| Gcd Énergie Inc. | Saint-Hubert | Electricians |
| Gen Électrique 9375-9280 Québec Inc | Terrebonne | Electricians |
| Genesis Electrique | Montréal | Electricians |
| Genesis Électrique | Lasalle | Electricians |
| Genodech Electrical Supplies Inc. | Montréal | Electricians |
| Georges Gagnon Contracteur Electricien | Montréal | Electricians |
| Georges Gagnon Contracteur Electricien | Montréal | Electricians |
| GET Electrique Inc | Saint-Denis-Sur-Richelieu | Electricians |
| GG Electrique Lte | Pointe-Claire | Electricians |
| Ghiberti Simon | Montréal | Electricians |
Advertisement (Desktop) Advertisement (Mobile) |
| Gino Enr | Anjou | Electricians |
| Global Electrotech Solutions | Montréal | Electricians |
| GM Électrique | Montréal | Electricians |
| Groupe A.M Électrique | Saint-Léonard | Electricians |
| Groupe DMN | Montréal | Electricians |
| GROUPE ECG | Montréal | Electricians |
| Groupe Gaudet Inc | Anjou | Electricians |
| Groupe Immobilier Oxford Inc. | Westmount | Electricians |
| Groupe Latco Inc | Montréal | Electricians |
| Groupe Phenicie Electrique Inc. | Lachine | Electricians |
Advertisement (Desktop) Advertisement (Mobile) |
| Gsm Electrique | Montréal | Electricians |
| Guertin Les Entreprises Électriques Michel Guertin Inc | Montréal | Electricians |
| Guilltech Electrique Inc | Montréal | Electricians |
| Guimont Michel Entrepreneur Electricien Ltée | Montréal | Electricians |
| Gélineau R & Fils Electrique Enr | Lasalle | Electricians |
| H & G Hamel & Fils Michel Hamel Electrique Inc. | Lachine | Electricians |
| H Lebeau Electrique Inc | Anjou | Electricians |
| H. Pasha Electrique Inc. | Montréal | Electricians |
| Halomax | Montréal | Electricians |
| Hello Ohm | Laval | Electricians |
Advertisement (Desktop) Advertisement (Mobile) |
| Hemsley | Montréal | Electricians |
| Homier Maitre Electricien | Montréal | Electricians |
| iElectrik | Laval | Electricians |
| Ies Électrique Inc | Montréal | Electricians |
| Installations Electriques JD Inc | Saint-Léonard | Electricians |
| Installations Électriques Jean Simoneau | Montréal | Electricians |
| Installations Élite Électrique Inc | Montréal | Electricians |
| Institut Universitaire De Gériatrie De Montréal | Montréal | Electricians |
| Inter-Cite Électrique | Brossard | Electricians |
| International Brotherhood Of Electrical Workers (CFL-FCT) | Saint-Léonard | Electricians |
Advertisement (Desktop) Advertisement (Mobile) |
| Internationale Kana 2981246 Canada Inc | Verdun | Electricians |
| J C V | Montréal | Electricians |
| J Jodoin Electrique | Lasalle | Tout Entreprises et services, Electricians |
| J L Electrique | Montréal | Electricians |
| J Swierk Electrique Inc | Montréal | Electricians |
| J.P.G. ELECK | Montréal | Electricians |
| Jaco Électrique | Montréal | Electricians |
| Jacob M. Electrique Limitee | Côte Saint-Luc | Electricians |
| Jartec Electric Inc. | Côte Saint-Luc | Electricians |
| Jasco Inc | Montréal | Electricians |
