Panel Upgrades
100A to 400A service changes, sub-panels and meter socket replacements, permitted and inspected.
Calgary & Southern Alberta
Power doneright the first time
Grand 1 Contracting LTD is a licensed, insured electrical contractor delivering clean, code-compliant work for homes, shops and businesses.
- Licensed
- & fully insured
- On-time
- scheduling
- Warranty
- on all work
Our Services
Full-service electrical
From a single dead outlet to a complete commercial fit-up — one crew, one standard.
Residential Wiring
New builds, basement developments, renovations, garages and acreage wiring done to code.
Commercial Fit-Ups
Tenant improvements, retail and shop power, three-phase distribution and maintenance.
EV Charger Installs
Level 2 charger installation and load calculations for Tesla, ChargePoint and more.
Lighting & LED Retrofits
Pot light installs, landscape and shop lighting, energy-saving LED conversions.
Troubleshooting
Dead circuits, tripping breakers, flickering lights and aluminum wiring remediation.
Standby Generators
Transfer switch and backup generator installs to keep your property powered.
Ready to book?
Pick an open time slot and Ben will confirm your free on-site quote.