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ContractorsRanked

Best General Contractors in Old Greenwich, CT (2026)

1,634 general contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Old Greenwich: Diverse Repairs Inc, CR Score 62/100; 5.0★ from 83 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Infinity Upgrades, posts 24/7 hours; ranked #2 of 1,634.

  3. 24

    Most-reviewed: Gappsi, Inc., 500 Google reviews at 4.8★, the most of 1,634 ranked; ranked #24.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

1,634 Old Greenwich general contractors are ranked here by CR Score, from ten published factors. 188 are open 24/7, 935 open Saturdays and 423 open Sundays, based on posted hours. The median Google rating is 5.0★ across 1,634 rated businesses.

Most of this list also appears on the General contractors in Stamford ranking. See General contractors in Stamford

Top 10 general contractors in Old Greenwich at a glance

Top 10 general contractors in Old Greenwich at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Diverse Repairs Inc625.0★ (83)Glen Cove, 10 mi away24/7Overall
2Infinity Upgrades625.0★ (264)Bayside, 21 mi away24/7Emergencies
3Bowerman Cleaning615.0★ (28)Stamford, 3 mi away24/7—
4WD Home Improvement615.0★ (55)Stamford, 3 mi away24/7—
5N.Z. Home Improvement615.0★ (51)Stamford, 3 mi awaySat · Sun · Evenings—
6BRILLIANT RENOVATION LLC615.0★ (140)Manhattan, 19 mi away24/7—
7MJV Construction615.0★ (65)White Plains, 12 mi away24/7—
8AAA NY Contracting Corp615.0★ (121)Mount Vernon, 19 mi away24/7—
9Skyline Structure Group605.0★ (85)Yonkers, 17 mi away24/7—
10RC Contracting605.0★ (65)Huntington, 14 mi away24/7—

The 1,634 best general contractors in Old Greenwich, ranked

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.

  1. Ranked #1 in Old Greenwich

    #1 Diverse Repairs Inc

    Based in Glen Cove, 10 mi away

    62/100CR Score

    Ranked #1 because of its Google rating and trade focus: 5.0★ from 83 Google reviews, listed on Google as “General contractor”.

    • 5.0★ from 83 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6 Avenue B, Locust Valley, NY 11560
    View profile for Diverse Repairs Inc(516) 669-5302

  2. #2 Infinity Upgrades

    Based in Bayside, 21 mi away

    62/100CR Score

    Ranked #2 because of its Google rating and trade focus: 5.0★ from 264 Google reviews, listed on Google as “Contractor”.

    • 5.0★ from 264 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    195-06A 39th Ave, Flushing, NY 11358
    View profile for Infinity Upgrades(646) 642-8975

  3. #3 Bowerman Cleaning

    Based in Stamford, 3 mi away

    61/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Contractor”.

    • 5.0★ from 28 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6 Landmark Square 4th floor, Stamford, CT 06901
    View profile for Bowerman Cleaning(844) 269-3762

  4. #4 WD Home Improvement

    Based in Stamford, 3 mi away

    61/100CR Score

    Ranked #4 because of its Google rating and trade focus: 5.0★ from 55 Google reviews, listed on Google as “Contractor”.

    • 5.0★ from 55 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    40 Lincoln Ave, Stamford, CT 06902
    View profile for WD Home Improvement(203) 676-2432

  7. #7 MJV Construction

    Based in White Plains, 12 mi away

    61/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “Construction company”.

    • 5.0★ from 65 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    455 Tarrytown Rd, White Plains, NY 10607
    View profile for MJV Construction(914) 618-0552

  9. #9 Skyline Structure Group

    Based in Yonkers, 17 mi away

    60/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “Contractor”.

    • 5.0★ from 85 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    652 Central Park Ave, Yonkers, NY 10704
    View profile for Skyline Structure Group

  10. #10 RC Contracting

    Based in Huntington, 14 mi away

    60/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “General contractor”.

    • 5.0★ from 65 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    183 Railroad St, Huntington, NY 11743
    View profile for RC Contracting(516) 522-9302

  11. #11 Fixd Home Solutions

    Based in Stamford, 3 mi away

    60/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.9★ from 46 Google reviews, listed on Google as “Construction company”.

    • 4.9★ from 46 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    38 Palmer Ave, Stamford, CT 06902
    View profile for Fixd Home Solutions(475) 348-7670

  13. #13 The Container Store

    Based in Yonkers, 16 mi away

    60/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.5★ from 362 Google reviews, listed on Google as “Contractor”.

    • 4.5★ from 362 Google reviews
    Hours
    Mon–Thu 10 AM–7 PM · Fri–Sat 10 AM–8 PM · Sun 11 AM–7 PM
    Address
    48 Market Street, Yonkers, NY 10710
    View profile for The Container Store(914) 465-4010

  21. #21 Lee Home Improvement

    Based in South Farmingdale, 23 mi away

    59/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 170 Google reviews, listed on Google as “General contractor”.

    • 5.0★ from 170 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    34 Paula Dr, South Farmingdale, NY 11735
    View profile for Lee Home Improvement(516) 984-9862

  24. #24 Gappsi, Inc.

    Based in Smithtown, 20 mi away

    59/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 500 Google reviews, listed on Google as “Contractor”.

    • 4.8★ from 500 Google reviews
    Hours
    Mon–Sat 9 AM–4 PM · Sun closed
    Address
    1015 W Jericho Turnpike, Smithtown, NY 11787
    View profile for Gappsi, Inc.(631) 543-1177

How much do general contractors cost in Old Greenwich?

Typical prices in USD, adjusted for Connecticut with a published regional index. Each row names its basis and month.

How much do general contractors cost in Old Greenwich?
JobLowTypicalHighBasisChecked
Kitchen remodel$14,840$27,440$42,320Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.02 New England factor (2025 Cost vs. Value Report)October 2026
Bathroom remodel$7,010$12,810$18,620Per bathroom: typical range of customer-reported remodels. US national range × 1.05 New England factor (2025 Cost vs. Value Report)October 2026

How to check a general contractor's license in Connecticut

In Connecticut, Connecticut Department of Consumer Protection licenses Home improvement contractor registration for residential work.

  1. Search the business name or license number on the Connecticut Department of Consumer Protection license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

How we ranked Old Greenwich general contractors

We scored 1,634 Old Greenwich 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Old Greenwich data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

General contractors in Old Greenwich: frequently asked questions

Who is the best general contractor in Old Greenwich?

By CR Score, the highest-ranked general contractor in Old Greenwich, CT is Diverse Repairs Inc with a CR Score of 62/100. It has 5.0★ from 83 Google reviews. It is open 24/7. Infinity Upgrades (#2) and Bowerman Cleaning (#3) follow. We ranked 1,634 general contractors on ten factors, last updated October 22, 2026.

How many general contractors are there in Old Greenwich?

ContractorsRanked ranks 1,634 general contractors serving Old Greenwich, CT. Counts are as of October 2026.

Which general contractors in Old Greenwich are open 24/7?

188 ranked general contractors in Old Greenwich post 24/7 hours. The highest-ranked are Diverse Repairs Inc (#1), Infinity Upgrades (#2) and Bowerman Cleaning (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which general contractors in Old Greenwich work on weekends?

935 of 1,634 ranked general contractors post Saturday hours and 423 post Sunday hours. The highest-ranked open Saturdays are Diverse Repairs Inc (#1), Infinity Upgrades (#2) and Bowerman Cleaning (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check a general contractor's license in Connecticut?

In Connecticut, Connecticut Department of Consumer Protection handles licensing and covers Home improvement contractor registration for residential work. Search the business or license number at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx.

How much does kitchen remodel cost in Old Greenwich?

Kitchen remodel typically costs $14,840 to $42,320, with $27,440 typical (Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.02 New England factor (2025 Cost vs. Value Report)). The range is adjusted for Connecticut. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Old Greenwich general contractors have?

The median Google rating among 1,634 rated general contractors in Old Greenwich is 5.0★, with a median of 8 reviews. Gappsi, Inc. has the most, 500 reviews, and ranks #24. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank general contractors?

Each general contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Old Greenwich

  1. October 2026: CR Scores recalculated for 1,634 general contractors serving Old Greenwich.
  2. October 2026: 15 duplicate listings merged.

More general contractors and Old Greenwich pages

Other trades in Old Greenwich