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Best General Contractors in Union, OH (2026)

198 general contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Union: GoKeyless, CR Score 60/100; 4.7★ from 336 Google reviews.

  2. 2

    Best for emergencies (open 24/7): Limitless Construction, posts 24/7 hours; ranked #2 of 198.

  3. 6

    Most-reviewed: Builders Group Construction (BGC), 127 Google reviews at 4.7★, the most of 198 ranked after GoKeyless; ranked #6.

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

198 Union general contractors are ranked here by CR Score, from ten published factors. 17 are open 24/7, 55 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 4.8★ across 198 rated businesses.

Top 10 general contractors in Union at a glance

Top 10 general contractors in Union at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1GoKeyless604.7★ (336)Miamisburg, 19 mi away—Overall
2Limitless Construction604.9★ (31)Dayton, 9 mi away24/7Emergencies
3Champion Home Innovations595.0★ (24)Beavercreek, 7 mi away24/7—
4Around the Clock Construction595.0★ (20)Beavercreek, 8 mi away24/7—
5Good Guy Home Improvements, LLC585.0★ (87)Centerville, 20 mi awaySat · Sun · Evenings—
6Builders Group Construction (BGC)584.7★ (127)Brookville, 5 mi away—Most reviews
7Humps Home Remodeling L.L.C584.6★ (21)Dayton, 10 mi away24/7—
8The Premier Group564.6★ (22)Miamisburg, 17 mi away24/7—
9T&D Jackson's Equipment & Excavation565.0★ (64)Franklin, 19 mi awaySat · Evenings—
10Orbit Movers & Erectors, Inc.563.9★ (22)Moraine, 14 mi away24/7—

The 198 best general contractors in Union, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Union

    Based in Miamisburg, 19 mi away

    60/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.7★ from 336 Google reviews, the most in Union.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.7★ from 336 Google reviews
    Address
    955 Mound Rd, Miamisburg, OH 45342
  2. Based in Dayton, 9 mi away

    60/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.9★ from 31 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 31 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5597 Webster St, Dayton, OH 45414
  3. Based in Dayton, 10 mi away

    58/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.6★ from 21 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 21 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    715 Mia Ave, Dayton, OH 45417
  4. Based in Miamisburg, 17 mi away

    56/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.6★ from 22 Google reviews, listed on Google as “Contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 22 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6045 Manning Rd, Miamisburg, OH 45342
  5. Based in Troy, 11 mi away

    55/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.2★ from 10 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.2★ from 10 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  6. Based in Englewood, 8 mi away

    54/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  7. Based in Sidney, 4 mi away

    54/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 4 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  8. Based in Huber Heights, 12 mi away

    54/100CR Score

    Ranked #15 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “General contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 19 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 8:30 AM–2 PM · Sun closed
    Address
    7715 Beldale Dr, Huber Heights, OH 45424
  9. Based in Troy, 11 mi away

    54/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Construction company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 31 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    226 S Market St, Troy, OH 45373
  10. Based in Englewood, 1 mi away

    54/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Contractor”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.3★ from 6 Google reviews
    Address
    9 E National Rd, Englewood, OH 45322
  11. Based in Dayton, 20 mi away

    54/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.7★ from 89 Google reviews, listed on Google as “Contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 89 Google reviews
    Hours
    Mon–Fri 7:30 AM–5:30 PM · Sat–Sun closed
    Address
    438 Windsor Park Dr, Dayton, OH 45459
  12. Based in Vandalia, 2 mi away

    54/100CR Score

    Ranked #25 because of its Google rating and trade focus: 2.9★ from 14 Google reviews, listed on Google as “General contractor”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 2.9★ from 14 Google reviews
    Address
    1159 Jackson Rd, Vandalia, OH 45377

General contractors ranked #26 to #50

#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 198 ranked general contractors here; the rest are on their profiles.

general contractors in Union, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Kettering Overhead Door544.6★ (75)17 mi
27R.B. Jergens Contractors544.2★ (32)6 mi
28Ideal Co Inc544.5★ (6)4 mi
29BJA Enterprises535.0★ (18)15 mi
30Boomer Repair LLC535.0★ (5)10 mi
31Dart General Contracting/A1 companies534.0★ (18)22 mi
32Baumann Home Services535.0★ (5)17 mi
33Clean Cut Construction Company(NJC Contracting Services)535.0★ (11)24 mi
34D-N-M Construction & Property Management534.6★ (10)9 mi
35DBowling contracting llc535.0★ (8)9 mi
36Paul A Maiden Construction534.5★ (8)8 mi
37Preserve Home Improvements535.0★ (22)19 mi
38Homeland Home Repair & Remodeling LLC534.9★ (38)15 mi
39T R II Inc533.1★ (7)3 mi
40Collins Construction LLC535.0★ (6)13 mi
41AJC Renovations L.L.C.535.0★ (9)23 mi
42Sterneberg Construction535.0★ (18)10 mi
43Nash's Improvements LLC534.7★ (14)20 mi
44LC Painting and Construction LLC535.0★ (19)17 mi
45Exteriors LLC533.9★ (7)6 mi
46Kole's Construction & Maintenance Solution's LLC535.0★ (4)11 mi
47Merit Construction534.8★ (27)13 mi
48Berger Construction Services524.7★ (32)15 mi
49Dart Property Improvement522.6★ (7)4 mi
50AVCO Enterprises LLC524.9★ (9)6 mi

Also serving Union

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.

Unranked general contractors serving Union
BusinessGoogle ratingDistance
A1 Builders Inc4.0★ (2)8 mi
Adams Robinson4.5★ (2)9 mi
All American Home RemodelingIn Union
All American Property ServicesIn Union
Apex Mechanical Systems, Inc.3.0★ (2)In Union
Calvary Contracting5.0★ (2)9 mi
CMP Construction LLC5.0★ (2)4 mi
Colucci Construction - Fence and Deck5.0★ (29)In Union
Corys General Contracting5.0★ (2)11 mi
Cris Construction Co3.0★ (2)In Union
Hayslett Construction, LLC5.0★ (2)2 mi
Inside Out Home Remodeling5.0★ (2)6 mi
Integrity Services Construction and Remodeling, L.L.C.5.0★ (2)10 mi
Kessler Hines Design LLC5.0★ (2)10 mi
Mold medics5.0★ (2)In Union
Old Oak General Contractors4.5★ (2)8 mi
Pro-Finish Interiors LLC5.0★ (2)10 mi
RBO3.0★ (2)6 mi
stillwater builders dayton ohio5.0★ (2)3 mi
TheTileExpert LLC5.0★ (2)9 mi

How much do general contractors cost in Union?

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

How much do general contractors cost in Union?
JobLowTypicalHighBasisChecked
Kitchen remodel$13,850$25,610$39,490Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 0.95 East North Central factor (2025 Cost vs. Value Report)October 2026
Bathroom remodel$6,340$11,580$16,830Per bathroom: typical range of customer-reported remodels. US national range × 0.95 East North Central factor (2025 Cost vs. Value Report)October 2026

How we ranked Union general contractors

We scored 198 Union 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 Union 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 Union: frequently asked questions

Who is the best general contractor in Union?

By CR Score, the highest-ranked general contractor in Union, OH is GoKeyless with a CR Score of 60/100. It has 4.7★ from 336 Google reviews. Limitless Construction (#2) and Champion Home Innovations (#3) follow. We ranked 198 general contractors on ten factors, last updated October 22, 2026.

How many general contractors are there in Union?

ContractorsRanked ranks 198 general contractors serving Union, OH. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which general contractors in Union are open 24/7?

17 ranked general contractors in Union post 24/7 hours. The highest-ranked are Limitless Construction (#2), Champion Home Innovations (#3) and Around the Clock Construction (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which general contractors in Union work on weekends?

55 of 198 ranked general contractors post Saturday hours and 24 post Sunday hours. The highest-ranked open Saturdays are Limitless Construction (#2), Champion Home Innovations (#3) and Around the Clock Construction (#4). Posted hours are office hours; crews may book weekend jobs separately.

How much does kitchen remodel cost in Union?

Kitchen remodel typically costs $13,850 to $39,490, with $25,610 typical (Per project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 0.95 East North Central factor (2025 Cost vs. Value Report)). The range is adjusted for Ohio. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Union general contractors have?

The median Google rating among 198 rated general contractors in Union is 4.8★, with a median of 7 reviews. GoKeyless has the most, 336 reviews, and ranks #1. 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.

Do general contractors outside Union count in this ranking?

Yes, if they are within 25 mi of the Union city center, our service radius for general contractors. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Union

  1. October 2026: CR Scores recalculated for 198 general contractors serving Union.
  2. October 2026: 2 duplicate listings merged.

More general contractors and Union pages

Other trades in Union