23 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Oconomowoc: Infinity Exteriors, CR Score 56/100; 4.8★ from 2,305 Google reviews; open 24/7.
Best for emergencies (open 24/7): Larson and Keeney Home Services, posts 24/7 hours; ranked #4 of 23.
Most-reviewed: Modern Exterior Roofing, 699 Google reviews at 4.9★, the most of 23 ranked after Infinity Exteriors; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
23 Oconomowoc insulation contractors are ranked here by CR Score, from ten published factors. 4 are open 24/7, 10 open Saturdays and 7 open Sundays, based on posted hours. The median Google rating is 4.9★ across 23 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Infinity Exteriors | 56 | 4.8★ (2,305) | New Berlin, 21 mi away | 24/7 | Overall |
| 2 | Insulation Industries | 56 | 4.6★ (7) | Oconomowoc | — | — |
| 3 | Modern Exterior Roofing | 55 | 4.9★ (699) | Waukesha, 15 mi away | Sat · Sun · Evenings | Most reviews |
| 4 | Larson and Keeney Home Services | 54 | 4.9★ (161) | Pewaukee, 14 mi away | 24/7 | Emergencies |
| 5 | Accurate Insulation Solutions LLC | 53 | 4.9★ (64) | Fort Atkinson, 22 mi away | Sat | — |
| 6 | Smart Roofing & Sheet Metal Company | 53 | 5.0★ (237) | New Berlin, 23 mi away | 24/7 | — |
| 7 | Ace Handyman Services Waukesha Lake Country | 52 | 4.9★ (511) | Delafield, 9 mi away | — | — |
| 8 | Spraytech Insulators of Milwaukee | 52 | 5.0★ (26) | Milwaukee, 24 mi away | Sat | — |
| 9 | Grade A Construction Inc | 51 | 5.0★ (4) | Delafield, 6 mi away | — | — |
| 10 | WeatherPro Exteriors | 51 | 4.9★ (544) | West Allis, 23 mi away | Sat | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.8★ from 2,305 Google reviews, the most in Oconomowoc.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oconomowoc
Ranked #2 because of its Google rating and trade focus: 4.6★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Waukesha, 15 mi away
Ranked #3 because of its Google rating and review volume: 4.9★ from 699 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pewaukee, 14 mi away
Ranked #4 because of its Google rating and review volume: 4.9★ from 161 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fort Atkinson, 22 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 64 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 23 mi away
Ranked #6 because of its Google rating and review volume: 5.0★ from 237 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Delafield, 9 mi away
Ranked #7 because of its Google rating and review volume: 4.9★ from 511 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milwaukee, 24 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Delafield, 6 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Allis, 23 mi away
Ranked #10 because of its Google rating and review volume: 4.9★ from 544 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Germantown, 20 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Milwaukee, 24 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 45 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown, 13 mi away
Ranked #13 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sussex, 15 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookfield, 20 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Muskego, 22 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 35 Google reviews, listed on Google as “Siding contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 23 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Whitewater, 23 mi away
Ranked #18 because of its Google rating and availability: 4.2★ from 5 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookfield, 22 mi away
Ranked #19 because of its Google rating and review volume: 4.3★ from 167 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 22 mi away
Ranked #20 because of its Google rating and trade focus: 4.4★ from 17 Google reviews, listed on Google as “Contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Brookfield, 17 mi away
Ranked #21 because of its Google rating and trade focus: 4.7★ from 13 Google reviews, listed on Google as “Dry wall contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookfield, 19 mi away
Ranked #22 because of its Google rating and review volume: 3.7★ from 74 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 23 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Dry wall contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
20 more insulation 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 |
|---|---|---|
| 4 Brothers Contracting LLC | 5.0★ (180) | In Oconomowoc |
| Accurate Insulation Solutions LLC | 5.0★ (2) | In Oconomowoc |
| Brock Industrial Services | 5.0★ (1) | 7 mi |
| Coating & Foam Solutions LLC | 15 mi | |
| Fieldstone Glass, Pool and Spa, Co. | 4.7★ (36) | In Oconomowoc |
| Green Peak | 5.0★ (2) | 21 mi |
| I and A Exteriors LLC | 16 mi | |
| Madison Rose Mechanical Insulation | 14 mi | |
| Milwaukee Insulation Solutions, LLC | 16 mi | |
| Nailed It Roofing | 4.7★ (37) | In Oconomowoc |
| Prairie Materials | In Oconomowoc | |
| Premiere Insulation | 13 mi | |
| Remodel America | 3.0★ (1) | 20 mi |
| Sawvell Roofing & Siding, L.L.C. | 4.5★ (12) | In Oconomowoc |
| Stritzel & Sons Builders Inc | 5.0★ (2) | 23 mi |
| Stritzel Property Services LLC | 1.0★ (1) | 23 mi |
| Total Comfort Insulation | 5.0★ (1) | 20 mi |
| US Roofing Commercial & Industrial Contractors | 5.0★ (2) | 12 mi |
| Waukesha Spray Foam Insulation | 11 mi | |
| Wes Nasi Construction LLC | 5.0★ (2) | 11 mi |
National price ranges in USD, not adjusted for Oconomowoc. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Attic insulation | $1,700 | $2,100 | $2,500 | Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range | October 2026 |
We scored 23 Oconomowoc insulation 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 23, 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 Oconomowoc 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 |