872 general contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Port Jefferson: Dynoflip Construction, CR Score 62/100; 5.0★ from 160 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Kentstruction, posts 24/7 hours; ranked #2 of 872.
Most-reviewed: Gappsi, Inc., 500 Google reviews at 4.8★, the most of 872 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
872 Port Jefferson general contractors are ranked here by CR Score, from ten published factors. 106 are open 24/7, 506 open Saturdays and 198 open Sundays, based on posted hours. The median Google rating is 5.0★ across 872 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Dynoflip Construction | 62 | 5.0★ (160) | Hauppauge, 11 mi away | Sat · Sun | Overall |
| 2 | Kentstruction | 62 | 5.0★ (69) | Medford, 9 mi away | 24/7 | Emergencies |
| 3 | New Horizon Homes Inc | 61 | 4.9★ (115) | Port Jefferson Station, 2 mi away | Sat | — |
| 4 | Gappsi, Inc. | 61 | 4.8★ (500) | Smithtown, 12 mi away | Sat | Most reviews |
| 5 | David’s Home Improvements | 60 | 5.0★ (21) | Centereach, 5 mi away | 24/7 | — |
| 6 | 3D Design & Build | 60 | 5.0★ (63) | Port Jefferson Station, 2 mi away | Sat | — |
| 7 | Power Group Construction Inc | 60 | 5.0★ (80) | Deer Park, 19 mi away | 24/7 | — |
| 8 | Divine Will Home Improvement | 60 | 4.9★ (85) | Salisbury, 5 mi away | Sat | — |
| 9 | Asphalt D general contracting | 59 | 4.9★ (43) | Bayport, 14 mi away | 24/7 | — |
| 10 | Wickman Construction | 59 | 4.4★ (25) | Selden, 5 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 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 160 Google reviews, listed on Google as “Construction company”.
Based in Medford, 9 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 69 Google reviews, listed on Google as “Construction company”.
Based in Port Jefferson Station, 2 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 115 Google reviews, listed on Google as “General contractor”.
Based in Smithtown, 12 mi away
Ranked #4 because of its Google rating and review volume: 4.8★ from 500 Google reviews, the most in Port Jefferson.
Based in Centereach, 5 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Contractor”.
Based in Port Jefferson Station, 2 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Contractor”.
Based in Deer Park, 19 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Contractor”.
Based in Salisbury, 5 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 85 Google reviews, listed on Google as “General contractor”.
Based in Bayport, 14 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 43 Google reviews, listed on Google as “Construction company”.
Based in Selden, 5 mi away
Ranked #10 because of its Google rating and trade focus: 4.4★ from 25 Google reviews, listed on Google as “General contractor”.
Based in Miller Place, 3 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Construction company”.
Based in Elmont, 9 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Construction company”.
Based in Huntington, 20 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “General contractor”.
Based in Forest Hills, 10 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Construction company”.
Based in West Haven, 25 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 120 Google reviews, listed on Google as “General contractor”.
Based in Coram, 9 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Construction company”.
Based in Holbrook, 9 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “General contractor”.
Based in Closter, 2 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “Construction company”.
Based in South Farmingdale, 25 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 170 Google reviews, listed on Google as “General contractor”.
Based in West Hills, 18 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Construction company”.
Based in Port Jefferson Station, 4 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Contractor”.
Based in Selden, 7 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Contractor”.
Based in Kew Gardens Hills, 9 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Construction company”.
Based in Centereach, 6 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Construction company”.
Based in East Rockaway, 3 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “General contractor”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 872 ranked general contractors here; the rest are on their profiles.
20 more general contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| A high class kitchen and baths by GTR BUILDING CORP | 5.0★ (1) | In Port Jefferson |
| Ample Contracting | In Port Jefferson | |
| BNF Contractors | 5.0★ (2) | 2 mi |
| Callahan Construction Group Inc | 5.0★ (2) | 4 mi |
| Dantoni Home Remodelers | 5.0★ (2) | 3 mi |
| Egg Energy Systems, Inc. | 5.0★ (2) | 5 mi |
| Ferreira's Contracting Corp | 3.0★ (2) | 4 mi |
| Future Image Designs Inc | 5.0★ (56) | In Port Jefferson |
| Island Wide Maintenance, Llc | 5.0★ (2) | 5 mi |
| J.LUDIZACA CONSTRUCTION | In Port Jefferson | |
| Martino's Contracting Corp. | 5.0★ (2) | 5 mi |
| Maspeth Construction Corp | 5.0★ (2) | 2 mi |
| New Line Home Design | 5.0★ (1) | In Port Jefferson |
| New Line Kitchen and Bath Designs Inc | 4.5★ (2) | 3 mi |
| North Country Construction | In Port Jefferson | |
| Port Jefferson Construction Company | In Port Jefferson | |
| Quogue Developers Corp | 5.0★ (2) | 5 mi |
| Raymac Construction Inc. | 5.0★ (2) | 2 mi |
| Titan Electric | 5.0★ (2) | 5 mi |
| Whitford Homes | In Port Jefferson |
Typical prices in USD, adjusted for New York with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Kitchen remodel | $16,000 | $29,600 | $45,640 | Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.10 Middle Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
| Bathroom remodel | $7,670 | $14,020 | $20,380 | Per bathroom: typical range of customer-reported remodels. US national range × 1.15 Middle Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
We scored 872 Port Jefferson general contractors on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, 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 Port Jefferson data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |