129 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Alexandria: Senate Termite & Pest Control, CR Score 59/100; 4.6★ from 2,638 Google reviews; open 24/7.
Best for emergencies (open 24/7): Crawl Space Brothers, posts 24/7 hours; ranked #2 of 129.
Most-reviewed: Michael & Son Services, 8,326 Google reviews at 4.8★, the most of 129 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
129 Alexandria insulation contractors are ranked here by CR Score, from ten published factors. 23 are open 24/7, 73 open Saturdays and 33 open Sundays, based on posted hours. The median Google rating is 4.9★ across 129 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Senate Termite & Pest Control | 59 | 4.6★ (2,638) | Gaithersburg, 23 mi away | 24/7 | Overall |
| 2 | Crawl Space Brothers | 58 | 4.9★ (33) | Arlington, 7 mi away | 24/7 | Emergencies |
| 3 | Environmental Pest Control | 58 | 4.9★ (874) | Dale City, 17 mi away | Sat | — |
| 4 | Home Paramount Pest Control | 57 | 4.8★ (193) | Forestville, 10 mi away | Sat | — |
| 5 | EcoShield Pest Solutions | 57 | 4.7★ (4,576) | Sterling, 24 mi away | Sat | — |
| 6 | Michael & Son Services | 56 | 4.8★ (8,326) | Hyattsville, 14 mi away | Sat · Sun | Most reviews |
| 7 | Home Energy Medics | 56 | 4.7★ (221) | Arlington, 4 mi away | — | — |
| 8 | Environmental Pest Control | 56 | 4.9★ (600) | Crofton, 23 mi away | Sat | — |
| 9 | Environmental Pest Control | 56 | 4.8★ (483) | Reston, 19 mi away | Sat | — |
| 10 | Xceptional Wildlife Removal | 55 | 4.5★ (98) | Chillum, 13 mi away | Sat · Sun · Evenings | — |
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: 4.6★ from 2,638 Google reviews, listed on Google as “Insulation contractor”.
Based in Arlington, 7 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 33 Google reviews, listed on Google as “Insulation contractor”.
Based in Dale City, 17 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 874 Google reviews, listed on Google as “Insulation contractor”.
Based in Forestville, 10 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 193 Google reviews, listed on Google as “Insulation contractor”.
Based in Sterling, 24 mi away
Ranked #5 because of its Google rating and trade focus: 4.7★ from 4,576 Google reviews, listed on Google as “Insulation contractor”.
Based in Hyattsville, 14 mi away
Ranked #6 because of its Google rating and review volume: 4.8★ from 8,326 Google reviews, the most in Alexandria.
Based in Arlington, 4 mi away
Ranked #7 because of its Google rating and trade focus: 4.7★ from 221 Google reviews, listed on Google as “Insulation contractor”.
Based in Crofton, 23 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 600 Google reviews, listed on Google as “Insulation contractor”.
Based in Reston, 19 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 483 Google reviews, listed on Google as “Insulation contractor”.
Based in Chillum, 13 mi away
Ranked #10 because of its Google rating and trade focus: 4.5★ from 98 Google reviews, listed on Google as “Insulation contractor”.
Based in Falls Church, 10 mi away
Ranked #11 because of its Google rating and trade focus: 4.6★ from 147 Google reviews, listed on Google as “Insulation contractor”.
Based in Dale City, 15 mi away
Ranked #12 because of its Google rating and review volume: 4.9★ from 1,060 Google reviews.
Based in Falls Church, 11 mi away
Ranked #13 because of its Google rating and review volume: 4.9★ from 1,580 Google reviews.
Based in Coral Hills, 7 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 39 Google reviews, listed on Google as “Insulation contractor”.
Based in Falls Church, 5 mi away
Ranked #15 because of its Google rating and trade focus: 4.6★ from 36 Google reviews, listed on Google as “Insulation contractor”.
Based in Falls Church, 8 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Insulation contractor”.
Based in Bethesda, 13 mi away
Ranked #17 because of its Google rating and review volume: 4.8★ from 822 Google reviews.
Based in Dale City, 15 mi away
Ranked #18 because of its Google rating and trade focus: 4.7★ from 163 Google reviews, listed on Google as “Insulation contractor”.
Based in Washington, D.C., 3 mi away
Ranked #19 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based in Adelphi, 17 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Insulation contractor”.
Based in Mount Vernon, 13 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based in Chantilly, 22 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 99 Google reviews, listed on Google as “Insulation contractor”.
Based in Waldorf, 16 mi away
Ranked #23 because of its Google rating and trade focus: 4.8★ from 107 Google reviews, listed on Google as “Insulation contractor”.
Based in Alexandria
Ranked #24 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based in Laurel, 23 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Insulation 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 129 ranked insulation contractors here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Hyper Roofing | 54 | 5.0★ (35) | In Alexandria |
| 27 | Maryland Spray Foam Insulation | 54 | 5.0★ (23) | 10 mi |
| 28 | Virginia Spray Foam Insulation | 54 | 5.0★ (21) | 2 mi |
| 29 | Comfenergy | 54 | 4.8★ (378) | 25 mi |
| 30 | AB Insulation Foam & Attic | 54 | 4.0★ (4) | 6 mi |
| 31 | Michael & Son Services | 53 | 4.9★ (1,501) | 25 mi |
| 32 | Wayne Insulation Co., Inc | 53 | 5.0★ (11) | In Alexandria |
| 33 | Crawl Space Brothers | 53 | 4.8★ (89) | 7 mi |
| 34 | Fireworks Construction | 53 | 4.4★ (16) | 20 mi |
| 35 | The Fifth Fuel | 53 | 4.9★ (305) | 22 mi |
| 36 | EDGE Energy | 53 | 4.8★ (56) | 6 mi |
| 37 | Extreme Spray Foam of Washington | 53 | 5.0★ (19) | 6 mi |
| 38 | Extreme Spray Foam of Alexandria | 53 | 5.0★ (6) | In Alexandria |
| 39 | Extreme Spray Foam of Fairfax | 53 | 4.8★ (22) | 6 mi |
| 40 | DC Spray Foam Insulation | 53 | 5.0★ (21) | 6 mi |
| 41 | Hyper Roofing LLC | 52 | 5.0★ (106) | 14 mi |
| 42 | The King Insulator | 52 | 5.0★ (9) | 10 mi |
| 43 | Hometrust Remodeling | 52 | 4.8★ (92) | 24 mi |
| 44 | Super Foam Usa | 52 | 5.0★ (15) | 14 mi |
| 45 | Capital Insulation, Llc | 52 | 5.0★ (23) | 9 mi |
| 46 | DMV ATTIC INSULATION | 52 | 4.0★ (7) | 8 mi |
| 47 | FT Insulation LLC | 52 | 5.0★ (6) | 10 mi |
| 48 | Crawl Space Brothers | 52 | 4.4★ (5) | 20 mi |
| 49 | Senate Termite & Pest Control | 52 | 4.6★ (2,022) | 25 mi |
| 50 | Koala Insulation of Washington DC | 52 | 5.0★ (7) | 11 mi |
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 |
|---|---|---|
| Ace Handyman ProHome Improvements - Residential Painter | In Alexandria | |
| BOYA Construction LLC | In Alexandria | |
| Certified Window Co. | 4.9★ (49) | In Alexandria |
| Daffan Homes | 5.0★ (3) | In Alexandria |
| DC Spray Foam Insulation | In Alexandria | |
| Insulation Service Washington DC | 5.0★ (2) | 6 mi |
| Jack's Garage Door Repair | 5.0★ (5) | In Alexandria |
| JM INSULATION LLC | 5.0★ (2) | 9 mi |
| Johnson Door & Chimney Service of Alexandria | 5.0★ (5) | In Alexandria |
| Lyons Contracting | 4.9★ (169) | In Alexandria |
| Metric Windows | 4.9★ (61) | In Alexandria |
| North American Insulation Manufacturers Association, Inc. | 5.0★ (1) | In Alexandria |
| NOVA Exteriors | 4.8★ (304) | In Alexandria |
| Ocean Fireproofing | 5.0★ (2) | In Alexandria |
| Rampart Insulation | In Alexandria | |
| Sabaoth Insulation LLC | In Alexandria | |
| StormProof Exteriors LLC | 5.0★ (54) | In Alexandria |
| Top Notch Roofing Services | 3.8★ (16) | In Alexandria |
| VA Commercial Roofers Alexandria | 5.0★ (3) | In Alexandria |
| X-Cellence Service LLC | 5.0★ (15) | In Alexandria |
National price ranges in USD, not adjusted for Alexandria. 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 129 Alexandria 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 Alexandria 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 |