Jonmar GroupElectrician in Thunder Bay, ON
Jonmar Group is an electrician at 128 May St N, Thunder Bay, ON P7C 3P2, ranked #8 of 20 electricians in Thunder Bay and rated 4.7 from 23 Google reviews. Open Monday to Friday.
Thunder Bay, ONUpdated 0 paid placements in any rankingHow we rank
Key facts
| Address | 128 May St N, Thunder Bay, ON P7C 3P2Get directions |
|---|---|
| Phone | (807) 622-9650 |
| Website | jonmar-security.ca |
| Hours | Monday to Friday: 9 AM – 11 AM |
| Google rating | 4.7 from 23 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- Electricalmain tradeGoogle main category
Service area
Based in Thunder Bay, ONView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 9 AM – 11 AM |
| Tuesday | 9 AM – 11 AM |
| Wednesday | 9 AM – 11 AM |
| Thursday | 9 AM – 11 AM |
| Friday | 9 AM – 11 AM |
| Saturday | Closed |
| Sunday | Closed |
- Open evenings — no
- Open Saturdays — no
- Open Sundays — no
Typical electrical work prices
| Job | Low | Typical | High |
|---|---|---|---|
| Electrical panel upgradePer panel, installed; typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | CA$730 | CA$1,890 | CA$3,080 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Compare nearby electricians
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| Jonmar Group (this business) | — | 53 | 4.7 (23) | — | No | No | |
| Prezio Electric Ltd | #6 | 53 | 4.3 (6) | — | Yes | No | 3.1 km |
| Park Electric Service Co | #7 | 53 | 4.2 (26) | — | No | No | 7.9 km |
| Superior Electric | #9 | 53 | 3.5 (4) | — | — | — | 2.8 km |
Reviews
ContractorsRanked reviews
No ContractorsRanked reviews yet
4.7from 23 Google reviews
Hired Jonmar Group? Write a review
Questions about Jonmar Group
How is Jonmar Group ranked in Thunder Bay?
Jonmar Group is ranked #8 of 20 electricians in Thunder Bay by CR Score, with 53 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.
What are Jonmar Group’s hours?
Jonmar Group is open Monday to Friday. Its listed hours are Monday to Friday, 9 AM – 11 AM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.
What do Google reviews say about Jonmar Group?
Jonmar Group has a rating of 4.7 from 23 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.
How do I contact Jonmar Group?
Call Jonmar Group on (807) 622-9650. The business is at 128 May St N, Thunder Bay, ON P7C 3P2. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.