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
- 24/7
- emergency calls
- 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.
24/7 Emergency
Storm damage, burnt panels and no-power calls answered around the clock.
Ready to book?
Pick an open time slot and Ben will confirm your free on-site quote.