8 home builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Thunder Bay: Nor-Fab System Built Homes, CR Score 84/100; 5.0★ from 4 Google reviews; open 7 days a week.
Most-reviewed: DKI - TIL-KA, 46 Google reviews at 4.7★, the most of 8 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
8 Thunder Bay home builders are ranked here by CR Score, from 8 published factors. 4 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 5.0★ across 8 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Nor-Fab System Built Homes | 84 | 5.0★ (4) | Thunder Bay | Sat · Sun | Overall |
| 2 | DKI - TIL-KA | 77 | 4.7★ (46) | Thunder Bay | — | Most reviews |
| 3 | Smart Modular Canada | 76 | 3.3★ (12) | Thunder Bay | — | — |
| 4 | cwrcontracting | 76 | 5.0★ (5) | Thunder Bay | — | — |
| 5 | Point Grey Design & Build | 76 | 5.0★ (8) | Thunder Bay | Sat · Evenings | — |
| 6 | Makela Construction Inc. | 75 | 5.0★ (7) | Thunder Bay | Sat · Evenings | — |
| 7 | Ranta Contracting Inc | 71 | 3.7★ (3) | Thunder Bay | Sat | — |
| 8 | Leo's Construction Services | 67 | 5.0★ (3) | Thunder Bay | — | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Home builder”.
Based in Thunder Bay
Ranked #2 because of its Google rating and review volume: 4.7★ from 46 Google reviews, the most Google reviews on this list (46).
Based in Thunder Bay
Ranked #3 because of its Google rating and trade focus: 3.3★ from 12 Google reviews, listed on Google as “Modular home builder”.
Based in Thunder Bay
Ranked #4 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Home builder”.
Based in Thunder Bay
Ranked #5 because of its Google rating and review volume: 5.0★ from 8 Google reviews, 8 Google reviews.
Based in Thunder Bay
Ranked #6 because of its Google rating and review volume: 5.0★ from 7 Google reviews, 7 Google reviews.
Based in Thunder Bay
Ranked #7 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “General contractor”.
Based in Thunder Bay
Ranked #8 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Contractor”.
We scored 8 Thunder Bay home builders on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Thunder Bay data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |