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ContractorsRanked

Best Insulation Contractors in Great Falls, VA (2026)

127 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Great Falls: Senate Termite & Pest Control, CR Score 89/100; 4.6★ from 2,638 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Michael & Son Services, posts 24/7 hours; ranked #2 of 127.

  3. 21

    Most-reviewed: Michael & Son Services, 8,326 Google reviews at 4.8★, the most of 127 ranked; ranked #21.

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

127 Great Falls insulation contractors are ranked here by CR Score, from 8 published factors. 22 are open 24/7, 72 open Saturdays and 32 open Sundays, based on posted hours. The median Google rating is 4.9★ across 127 rated businesses.

Top 10 insulation contractors in Great Falls at a glance

Top 10 insulation contractors in Great Falls at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Senate Termite & Pest Control894.6★ (2,638)Gaithersburg, 11 mi away24/7Overall
2Michael & Son Services854.9★ (1,501)Sterling, 7 mi away24/7Emergencies
3EcoShield Pest Solutions844.7★ (4,576)Sterling, 7 mi awaySat—
4Environmental Pest Control844.9★ (2,014)Germantown, 12 mi awaySat—
5Crawl Space Brothers844.9★ (33)Arlington, 12 mi away24/7—
6Environmental Pest Control834.8★ (483)Reston, 5 mi awaySat—
7Green Pest Services834.8★ (822)Bethesda, 10 mi away24/7—
8Founders Insulation824.8★ (99)Chantilly, 11 mi awaySat · Sun—
9Xceptional Wildlife Removal824.5★ (98)Chillum, 6 mi awaySat · Sun · Evenings—
10Comfenergy824.8★ (378)Sterling, 7 mi awaySat—

The 127 best insulation contractors in Great Falls, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  3. #3 EcoShield Pest Solutions

    Based in Sterling, 7 mi away

    84/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.7★ from 4,576 Google reviews, listed on Google as “Insulation contractor”.

    • 4.7★ from 4,576 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–1 PM · Sun closed
    Address
    22560 Glenn Dr Suite 113, Sterling, VA 20164
    View profile for EcoShield Pest Solutions(202) 558-5388

  4. #4 Environmental Pest Control

    Based in Germantown, 12 mi away

    84/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.9★ from 2,014 Google reviews, listed on Google as “Insulation contractor”.

    • 4.9★ from 2,014 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 8 AM–2 PM · Sun closed
    Address
    18815 Sparkling Water Dr Unit N, Germantown, MD 20874
    View profile for Environmental Pest Control(540) 441-7397

  7. #7 Green Pest Services

    Based in Bethesda, 10 mi away

    83/100CR Score

    Ranked #7 because of its Google rating and availability: 4.8★ from 822 Google reviews, open 24/7.

    • 4.8★ from 822 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    Third Floor, 4845 Rugby Ave Suite 303, Bethesda, MD 20814
    View profile for Green Pest Services(703) 961-8484

  8. #8 Founders Insulation

    Based in Chantilly, 11 mi away

    82/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 99 Google reviews, listed on Google as “Insulation contractor”.

    • 4.8★ from 99 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun 9 AM–5 PM
    Address
    4447 Brookfield Corporate Dr A, Chantilly, VA 20151
    View profile for Founders Insulation(703) 213-7591

  10. #10 Comfenergy

    Based in Sterling, 7 mi away

    82/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.8★ from 378 Google reviews, listed on Google as “Insulation contractor”.

    • 4.8★ from 378 Google reviews
    Hours
    Mon–Thu 8 AM–5:30 PM · Fri 8 AM–5 PM · Sat 9 AM–1 PM · Sun closed
    Address
    45714 Oakbrook Ct #180, Sterling, VA 20166
    View profile for Comfenergy(571) 659-6059

  13. #13 EDGE Energy

    Based in Reston, 5 mi away

    81/100CR Score

    Ranked #13 because of its Google rating and availability: 4.9★ from 87 Google reviews, open 24/7.

    • 4.9★ from 87 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    12020 Sunrise Valley Dr #100, Reston, VA 20191
    View profile for EDGE Energy(571) 462-2218

  23. #23 PestNow

    Based in Sterling, 8 mi away

    79/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.6★ from 2,654 Google reviews, listed on Google as “Insulation contractor”.

    • 4.6★ from 2,654 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
    Address
    22395 Powers Ct, Sterling, VA 20166
    View profile for PestNow(877) 284-2466

  25. #25 ElevationBuild

    Based in Reston, 5 mi away

    78/100CR Score

    Ranked #25 because of its Google rating and availability: 4.9★ from 99 Google reviews, open 24/7.

    • 4.9★ from 99 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1900 Campus Commons Dr Ste 100, Reston, VA 20191
    View profile for ElevationBuild(703) 340-5756

Insulation 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 127 ranked insulation contractors here; the rest are on their profiles.

insulation contractors in Great Falls, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Super Foam Usa785.0★ (15)6 mi
27Performance Insulation785.0★ (29)11 mi
28Home Paramount Pest Control784.6★ (90)11 mi
29Crawl Space Brothers784.8★ (89)16 mi
30NV Waterproofing & Foundation Repair784.9★ (975)21 mi
31Ratpack Pest Control775.0★ (40)In Great Falls
32AR General Contracting LLC775.0★ (62)19 mi
33All Day Roofing & More775.0★ (92)10 mi
34Xceptional Wildlife Removal774.1★ (17)16 mi
35Home Energy Saving Solutions775.0★ (24)14 mi
36Maryland Spray Foam Insulation775.0★ (23)14 mi
37EDGE Energy774.8★ (56)17 mi
38Hyper Roofing775.0★ (35)18 mi
39Home Paramount Pest Control774.8★ (111)22 mi
40Home Paramount Pest Control774.8★ (193)25 mi
41Presidential Exteriors764.7★ (1,445)9 mi
42Hometrust Remodeling764.8★ (92)22 mi
43DMV Foam764.6★ (36)14 mi
44Home Paramount Pest Control764.7★ (163)23 mi
45The Fifth Fuel764.9★ (305)19 mi
46Virginia Diamond Roofing765.0★ (35)20 mi
47AB Insulation Foam & Attic764.0★ (4)16 mi
48Terra Insulation764.8★ (178)13 mi
49Home Energy Savings Solutions - Maryland755.0★ (53)10 mi
50Koala Insulation of Washington DC755.0★ (7)11 mi

Also serving Great Falls

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.

Unranked insulation contractors serving Great Falls
BusinessGoogle ratingDistance
Attic Insulation DC5.0★ (1)13 mi
EcoGuard Insulation5.0★ (1)13 mi
Foley Companies3.7★ (3)In Great Falls
Foley Construction Co5.0★ (1)In Great Falls
Foremost Attic Clean Up Llc5.0★ (2)10 mi
Garrett Roof Repair & Installation5.0★ (32)In Great Falls
Insulation Service Washington DC5.0★ (2)16 mi
Jacob Air Duct Cleaning & Attic Insulation5.0★ (2)17 mi
JMD Handyman Services LLC5.0★ (1)10 mi
L & C Spray Foam Insulators5.0★ (2)5 mi
L.A.INSULATION COMPANY INC.3.0★ (1)14 mi
MCL Construction, LLC5.0★ (2)15 mi
Mr Joaquin Painting, LLC4.5★ (2)18 mi
Ocean Fireproofing5.0★ (2)18 mi
Optimum Spray Foam Insulation4.0★ (2)23 mi
Optimum Spray Foam Insulation5.0★ (2)23 mi
Osman Painting and Remodel5.0★ (2)13 mi
Smart Home Improvement DMV5.0★ (2)17 mi
Triumph Home Services LLC5.0★ (1)12 mi
USA Insulation of Fairfax County5.0★ (1)12 mi

How much do insulation contractors cost in Great Falls?

National price ranges in USD, not adjusted for Great Falls. Each row names its basis and the month we checked it.

How much do insulation contractors cost in Great Falls?
JobLowTypicalHighBasisChecked
Attic insulation$1,700$2,100$2,500Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national rangeOctober 2026

How we ranked Great Falls insulation contractors

We scored 127 Great Falls insulation contractors on 8 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. Unknown factors are left out of the score, 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 Great Falls data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Insulation contractors in Great Falls: frequently asked questions

Who is the best insulation contractor in Great Falls?

By CR Score, the highest-ranked insulation contractor in Great Falls, VA is Senate Termite & Pest Control with a CR Score of 89/100. It has 4.6★ from 2,638 Google reviews. It is open 24/7. Michael & Son Services (#2) and EcoShield Pest Solutions (#3) follow. We ranked 127 insulation contractors on 8 factors, last updated October 22, 2026.

How many insulation contractors are there in Great Falls?

ContractorsRanked ranks 127 insulation contractors serving Great Falls, VA. 1 of them is based in Great Falls; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which insulation contractors in Great Falls are open 24/7?

22 ranked insulation contractors in Great Falls post 24/7 hours. The highest-ranked are Senate Termite & Pest Control (#1), Michael & Son Services (#2) and Crawl Space Brothers (#5). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Great Falls work on weekends?

72 of 127 ranked insulation contractors post Saturday hours and 32 post Sunday hours. The highest-ranked open Saturdays are Senate Termite & Pest Control (#1), Michael & Son Services (#2) and EcoShield Pest Solutions (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Great Falls?

Attic insulation typically costs $1,700 to $2,500, with $2,100 typical (Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range). This is a national range, not adjusted for Great Falls. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Great Falls insulation contractors have?

The median Google rating among 127 rated insulation contractors in Great Falls is 4.9★, with a median of 27 reviews. Michael & Son Services has the most, 8,326 reviews, and ranks #21. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank insulation contractors?

Each insulation contractor gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do insulation contractors outside Great Falls count in this ranking?

Yes, if they are within 25 mi of the Great Falls city center, our service radius for insulation 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 Great Falls

  1. October 2026: CR Scores recalculated for 127 insulation contractors serving Great Falls.

More insulation contractors and Great Falls pages

Other trades in Great Falls