Houston Air Duct Cleaning: 18 Verified Companies with Credentials & Pricing

📋 18 verified companies ✅ 9 NADCA-certified 🕐 Updated March 2026

There are 9 NADCA-certified air duct cleaning companies serving the Houston metro area as of March 2026 — but only 7 accept residential work. Houston's duct cleaning market is heavily contaminated with fraud: roughly 60% of Google Maps listings show classic fake-business signals, from keyword-stuffed names to documented bait-and-switch operations where $45–$99 entry prices escalate to $900–$3,600 through fabricated mold claims. This directory lists only companies independently verified through NADCA membership records, licensing databases, and cross-referenced review profiles — with pricing, credentials, and red flags clearly marked.

📊 Houston Air Duct Cleaning — Quick Reference
Verified Companies
18 total (9 NADCA-certified, 9 non-certified)
NADCA Available for Residential
7 of 9 (2 are commercial-only)
NADCA-Standard Price Range
$450–$1,000 per system [SOURCE: NADCA]
Top Published Price
Power Vac America: $775–$1,000/system
🚩 Bait-and-Switch Red Flag
Any offer below $99 — documented upsells to $900–$3,600
How to Verify
NADCA directory → TACL/TDLR license → physical address
Spam Listings Found
7 confirmed spam operations (March 2026)
Last Verified
March 2026 (quarterly updates)

Verified Air Duct Cleaning Companies in Houston

Power Vac America, Inc.

NADCA CERTIFIED TACLA 28012E 34 yrs ★ 4.9 (117 Google) B&A Photos
Address
6613 Springer St, Houston, TX 77087
Phone
(713) 645-4611
Website
powervacamerica.com
Service Area
Houston, The Woodlands, Cypress, Pearland, Sugar Land (statewide for commercial)
NADCA Since
1991 (longest-tenured in Houston)
ASCS Staff
5 (Doug Long, Brian Long, Henry Hodges, Matthew Minter, Ricky Ryan)
BBB
A+
Published Pricing
$775–$1,000 per AC system (residential); $100 off dryer vent with full house cleaning
Houston's top-credentialed duct cleaning company. Longest-tenured NADCA member in the area (since 1991) with 5 ASCS-certified staff — tied for highest in the metro. NADCA Safety Award winner since 1998. ISNetworld A+ safety rating. Family-owned. Member of IAQA, MCA, ACCA, ACOE. Transparent pricing aligned with NADCA standards. One of the largest dedicated air duct cleaning companies in Texas. Serves both residential and commercial clients.

Team Home Solutions

NADCA CERTIFIED 6 yrs ★ 4.8 (46 Google) B&A Photos
Address
13380 Telge Rd, Ste 802, Cypress, TX 77429
Phone
(832) 742-4747
Website
team-homesolutions.com
Service Area
Houston, Katy, Cypress, Tomball
NADCA Since
2024
ASCS
Erick Saavedra (dual ASCS+CVI — rare)
Formerly listed as Green Home Solutions Houston on NADCA. Owner has nearly two decades of industry experience despite the company being newer (est. ~2020). Erick Saavedra holds dual ASCS+CVI certification — one of the rarest credential combinations, indicating high technical competence. Provides before-and-after documentation. Financing available via Wisetack. ASL proficient. Services include mold remediation, odor removal, and duct sealing.

Texas IAQ Specialists, Inc.

NADCA CERTIFIED TACLB-27496E 25 yrs
Address
11665 Fuqua St, Ste B209, Houston, TX 77034
Phone
(281) 464-3828
Website
texasiaq.net
Service Area
Greater Houston area
NADCA Since
2021
ASCS
Daniel Lera
HUB certified (Historically Underutilized Business). Operating since approximately 2001. Very small operation with minimal online presence but proper licensing and NADCA certification. Uses truck-mounted diesel-powered equipment. Always sends a minimum of 2 technicians for 3–4 hours per system. Google 5.0 stars (3 reviews) — the low review count is consistent with a small-operation profile, not a red flag. No before-and-after photos found on website.

Stanley Steemer — Houston

NADCA CERTIFIED 40 yrs ★ 4.8 (3,223 Google)
Address
13225 FM 529 Rd, Houston, TX 77041
Phone
(713) 896-1511
Website
stanleysteemer.com
Service Area
Houston, The Woodlands, Katy, Sugar Land, Galveston, 13+ areas
NADCA Since
2012
ASCS Staff
2
BBB
A+
National franchise brand (est. 1947), locally owned Houston franchise since approximately 1985. 2 ASCS-certified staff. IICRC and AAFA certified. 30-day workmanship guarantee. 54 Yelp reviews. Google reviews cover all services, not just duct cleaning. Despite being primarily a carpet cleaning brand, NADCA membership with 2 ASCS staff validates their duct cleaning capability. Quote-based pricing via online tool.

COIT Cleaning & Restoration — Houston

NADCA CERTIFIED 74 yrs
Address
9001 Spring Branch Dr, Houston, TX 77080
Phone
(713) 461-1508
Website
coit.com
Service Area
Houston, Baytown, Cypress, Galveston, Katy, 12+ areas
NADCA Since
2017
ASCS
1 staff (dual ASCS+CVI)
National brand (75+ years). Houston location holds NADCA membership since 2017 with 1 dual ASCS+CVI certified technician — unlike the LA franchise, the Houston location is confirmed in the NADCA directory. IICRC certified. OSHA compliant. 100% satisfaction guarantee. 99 Yelp reviews. 2,273 verified reviews on CustomerLobby. Nextdoor Neighborhood Favorite 2022. BBB "Not Rated" for Houston location; corporate HQ holds A+.

Blackmon Mooring & BMS CAT — Houston

NADCA CERTIFIED Commercial Only 78 yrs
Address
10511 Kipp Way Dr, Ste 400, Houston, TX 77099
Phone
(877) 730-1948
Website
blackmonmooring.com
NADCA Since
1998
ASCS Staff
5 (4 ASCS + 1 dual ASCS+CVI)
BBB
A+ (accredited since 2006)
Not available for residential duct cleaning. Primarily a disaster restoration company since 1948. 5 certified staff is tied for highest in Houston. Google 4.4 stars. 43 Yelp reviews. Duct cleaning is ancillary to their restoration services for commercial and institutional clients. Listed here for completeness and because their NADCA credentials are among the strongest in the metro.

Hunton Services

NADCA CERTIFIED Commercial Only 45 yrs
Address
5622 Luce St, Houston, TX 77087
Phone
(713) 643-8336
Website
huntongroup.com
NADCA Since
2019
ASCS Staff
1
Not a residential duct cleaning service. Houston's Trane OEM dealer since 1981. Top Workplace in Houston for 13 consecutive years. Part of Hunton Group family of companies. Duct cleaning is one subset of broader commercial HVAC services including air balancing, building automation, chiller services, and kitchen ventilation cleaning. Serves Southeast Texas, Beaumont, and College Station.

Lone Star Pro Services

NADCA CERTIFIED ⚠ Status Uncertain 11 yrs B&A Photos
Address
13700 Veterans Memorial Dr, Ste 251, Houston, TX 77014
Phone
(832) 990-9499
Website
lonestarproservices.com
Service Area
Houston, Spring, The Woodlands, Sugar Land, Cypress, 9+ areas
BBB
A+
Published Pricing
$249/system (unlimited vents; excludes furnace/AC unit and sanitization)
⚠️ Claims NADCA, IICRC, and MICRO certifications. A NADCA profile exists on nadca.com but current standing could not be confirmed — membership may be inactive or lapsed. Owner George Zudihin. TDLR-licensed for mold remediation and HVAC. Primarily a mold remediation specialist (est. 2015). 73 Yelp reviews. Best Pick Reports 4.7/5 from 25 surveyed customers. Pricing of $249/system is below NADCA's standard range of $450–$1,000.

TakeAire

NADCA CERTIFIED ⚠ Bait-and-Switch Complaints 19 yrs B&A Photos
Address
6219 Reamer St, Houston, TX 77074
Phone
(281) 568-3828
Website
takeaire.com
Service Area
Houston metro area
BBB
Accredited
Advertised Pricing
$149 duct cleaning (regular $300); $119 dryer vent (regular $240)
⚠️ Pricing and complaint concerns. NADCA membership was verified via a December 2019 press release, but current status is uncertain. Owner Israel Tuoeg, est. 2007. Multiple BBB and review complaints document bait-and-switch pricing: low initial quote followed by aggressive mold treatment upselling ($95 coupon escalating to $899 in one complaint). Advertised pricing ($149) is significantly below the NADCA standard of $450–$1,000. 31 Yelp reviews. Include in directory because of NADCA history and real business address, but exercise caution.

Air Quality Express

8 yrs ★ 4.9 (600 Google) B&A Photos
Address
8990 Park West Dr, Ste F1, Houston, TX 77063
Phone
(832) 906-8073
Website
airqualitytech.com
Service Area
Houston, 16+ surrounding cities
BBB
A+ (accredited since 2021)
Owner Samuel Gordon. Family-owned. BBB accredited since 2021. 3-year warranty on duct cleaning and replacement. Website explicitly warns consumers against "$99 whole house specials" — a good transparency signal. Background-checked uniformed technicians. Not NADCA-certified. Also offers mold remediation, water damage restoration, and attic insulation.

Top Star Air Pros

16 yrs ★ 4.9 (527 Google) B&A Photos
Address
10101 Fondren Rd #420, Houston, TX 77096
Phone
(832) 990-9333
Website
topstarairpros.com
Service Area
Houston, Stafford, Greater Houston
Family-owned since 2009. Named technicians (Pedro, Henry, Mike, Johnny) consistently referenced in reviews — a strong authenticity signal. Senior citizen and military discounts. 1-year warranty. 130 Yelp reviews. Also listed at 13004 Murphy Rd Ste 218, Stafford. Not NADCA-certified.

Donald Duct & Steam

12 yrs B&A Photos
Address
5200 W Loop S Fwy, Bellaire, TX 77401
Phone
(281) 789-8989
Website
donaldductandsteam.com
Service Area
Houston, Bellaire, Sugar Land, Pearland, 9+ cities
BBB
A+ (accredited since 2014)
Owner Mor Ron Izhaki. Claims 20,000+ locations serviced. 100% satisfaction guaranteed. Angi 4.7/5. Also has office at 7922 Hillcroft St Suite A. Not NADCA-certified. Broad service scope including carpet cleaning, chimney sweep, and water damage restoration.

UpFront Home Services

10 yrs ★ 4.9 (3,715 Google) B&A Photos
Address
19911 Morton Rd, Ste 700, Katy, TX 77449
Phone
(832) 303-3546
Website
upfronthomeservices.com
BBB
A+ (accredited since 2022)
Primarily a carpet/floor cleaning company. Veteran-founded by Armando Pais (Vietnam veteran), now run by son Joey Pais. IICRC certified. 3,715 Google reviews at 4.9 stars. 40 Yelp reviews. 3 BBB locations. Duct cleaning is an additional service. Not NADCA-certified.

H-Town Steam

10 yrs ★ 4.9 (1,849 Google)
Address
9107 Towerstone Ct, Spring, TX 77379
Phone
(281) 235-9090
Website
houstonsteamclean.com
Primarily a carpet cleaning company. Family-owned by Aaron and Chris. 1,849 Google reviews. 158 Yelp reviews. Angi 4.7/5. Located in Spring, TX. Duct cleaning is a secondary service. Not NADCA-certified.

John Moore Services

61 yrs ★ 4.8 (16,900 Google) BBB: C
Address
10005 W Sam Houston Pkwy N, Ste 200, Houston, TX 77064
Phone
(713) 853-9881
Website
johnmooreservices.com
Major Houston home services conglomerate since 1965. Duct cleaning is one of many services — not a specialist. BBB rating is C due to 66 unresolved complaints despite the very high Google rating. Google reviews cover all service lines. Uses endoscope duct inspections. 797 Yelp reviews. Not NADCA-certified.

Sears Carpet & Air Duct Cleaning Houston

★ 4.6 (1,097 Google)
Address
9777 W Gulf Bank Rd, Ste 21, Houston, TX 77040
Phone
(713) 957-0202
Website
searsclean.com/locations/tx/houston
Licensed Sears franchise. IICRC Gold and Platinum Seals of Approval. Claims to follow NADCA guidelines but is NOT a NADCA member. 74 Yelp reviews. Primarily carpet cleaning — duct cleaning is secondary. Some national-level Sitejabber complaints about upselling (2/5 from 30 national reviews). Not NADCA-certified.

Air Expert A/C & Duct Cleaning, Inc.

31 yrs
Address
4922 Steffani Ln, Houston, TX 77041
Phone
(713) 849-4560
Website
airexpert.com
BBB
A+ (accredited since 1994)
One of the longest-BBB-accredited HVAC companies in Houston (since 1994). NATE-certified technicians. Carrier Factory Authorized Dealer. Primarily an HVAC company. Very low online review volume (7 Google, 4 Yelp) despite 31+ years. Approximately 8 employees. Not NADCA-certified.

Berrett Home Services (Pest Control)

25 yrs ★ 4.8 (5,583 Google)
Address
10015 Windfern Rd, Houston, TX 77064
Phone
(281) 712-1608
Website
berretthomeservices.com
BBB
A+ (accredited since 2011)
Primarily a pest control company — air duct cleaning and HVAC are ancillary services added through brand expansion. Family-owned since 1999. Owner Nathan Berrett. 250,000+ families served. 5,583 Google reviews overwhelmingly reference pest control, not duct cleaning. 178 Yelp reviews. No NADCA, IICRC, or duct-specific certifications found. Listed for completeness.
Show 4 more NADCA-certified companies (includes commercial-only & flagged)
⚠️ FLAGGED — VERIFY BEFORE HIRING

Extreme Air Duct Cleaning and Restoration Services

⚠ Reported Upselling 23 yrs ★ 4.8 (411 Google) B&A Photos
Address
5934 Rutherglenn Dr, Houston, TX 77096
Phone
(832) 699-0888
Website
extremeairduct.com
Service Area
Houston, San Antonio, Austin
Advertised Pricing
$89–$199 (promotional; standard higher)
⚠️ Owner David, in business since approximately 2002. Named technicians (Sam, Sunny, Solomon, Jesus, Anastacio) consistently referenced in reviews. Also operates as "Reliable Air Duct Cleaning Houston." Some reviews report upselling from advertised $89 specials to $311+. 34 Yelp reviews. BBB "Not Rated." Multi-city operation. Not NADCA-certified. The $89 promotional pricing is below market, warranting caution on final costs.

Quality Service 360 (QS 360)

⚠ Unverified NADCA Claim ★ 4.9 (693 Google) B&A Photos
Address
7909 Hillcroft St, Ste C3, Houston, TX 77081
Phone
(281) 391-1220
Website
qualityservice360.com
Service Area
Greater Houston area
⚠️ Claims NADCA, BPI, and Energy Star certification on website, but NOT found in NADCA's official member directory. Run by Teddy Abera. Uses Rotobrush Air+ system. Years in business claims are inconsistent (8, 10, and 15 years cited on different pages). Address also appears as 7411 Hillcroft St on some platforms. 5.0 Yelp stars (13 reviews). Despite the unverifiable NADCA claim — a yellow flag — the company has 693 Google reviews at 4.9 stars, indicating real operational volume.

Clean Air Houston Pro

⚠ Mild Spam Signal ★ 4.8 (30 Google) · 154 Yelp B&A Photos
Address
1345 Martin St, Houston, TX 77018
Phone
(832) 737-8500
Website
cleanairhoustonpro.com
⚠️ Business name contains "Houston" — a mild spam signal. However, 154 Yelp reviews with consistently named technicians (Ben — referenced 56+ times, Stacey, Herman, Shlomi) indicate real operation. Nextdoor Neighborhood Favorite 2023. Concerns: unusually broad service scope (includes solar panels, roofing, windows); multiple addresses on different platforms; not BBB accredited. Not NADCA-certified.

Why Verification Matters for Duct Cleaning in Houston

Houston's climate makes air duct cleaning a uniquely important — and uniquely exploitable — service. The city averages 75% relative humidity year-round, runs air conditioning nearly continuously from April through October, and faces annual hurricane-season flooding risk. These conditions make moisture intrusion and mold growth inside ductwork a real concern — not just a sales tactic. But this genuine need is exactly what scam operators leverage. [SOURCE: NADCA, EPA]

Our research identified 7 confirmed spam operations in the Houston market as of March 2026. The pattern is consistent and well-documented: companies advertise $45–$99 specials through Google Ads, Groupon, or direct mail, then arrive at your home and "discover" mold requiring $900–$3,600 in emergency treatment. In one documented case, a Houston operator offered an 87% Groupon discount ($45 for a $350 service), then systematically upsold fabricated mold remediation. Another operator documented on BBB showed initial quotes of $77–$99 escalating to $2,500–$3,600 through staged mold discoveries.

The EPA's official position provides critical context: duct cleaning has not been conclusively shown to prevent health problems, and the agency does not recommend routine cleaning unless there is visible mold, vermin infestation, or ducts substantially clogged with debris. [SOURCE: EPA — Should You Have the Air Ducts in Your Home Cleaned?] In Houston's humid climate, mold in ducts is a real possibility — but a reputable company will verify it with testing, not just a flashlight and a sales pitch. Any company that "finds mold" within minutes of arrival and demands immediate payment should be treated with extreme skepticism.

Every company below was checked against the NADCA Find a Professional directory, cross-referenced across multiple review platforms, and evaluated for licensing (TACL for HVAC, TDLR for mold remediation). Companies with keyword-stuffed names, documented bait-and-switch patterns, or unverifiable certification claims were either flagged or excluded entirely.

How We Evaluate Each Company

Every business in this directory is assessed across five dimensions.

View all 5 evaluation criteria
  • NADCA Certified
    Only 9 Houston-area companies hold verified NADCA membership (2 commercial-only). Verified directly through NADCA's public directory, not company self-reporting. At least 2 Houston businesses display NADCA logos on their websites without appearing in the official directory.
  • Texas Licensing (TACL / TDLR)
    Texas requires TACL licensing for HVAC work and TDLR licensing for mold remediation — both relevant to duct cleaning. Companies performing mold-related work without TDLR licensing are operating illegally. We note specific license numbers where verified.
  • Before & After Documentation
    Legitimate companies photograph duct interiors before and after cleaning. In Houston's mold-prone climate, this documentation is especially important — it proves work was done and provides a baseline for future comparison. Scam operators often skip documentation because they did not perform the work claimed.
  • Transparent Pricing
    NADCA-standard pricing for thorough duct cleaning is $450–$1,000 per system. In Houston, only Power Vac America ($775–$1,000/system) and Lone Star Pro ($249/system excluding extras) publish specific prices. Every confirmed spam operation in our research advertised prices of $45–$149 — the single strongest predictor of bait-and-switch.
  • Years in Business
    Houston's longest-operating NADCA member (Power Vac America) has been in business since 1991. Fly-by-night operators frequently rebrand after accumulating complaints. We document both company establishment dates and owner experience, noting where these diverge — several newer companies are run by experienced technicians.

How to Spot Air Duct Cleaning Scams in Houston

Our research identified 7 confirmed spam operations in Houston. The scam playbook here is especially aggressive due to the city's humidity and mold concerns.

🚩 Red Flag #1: The $45–$99 Bait Price with Mold Upsell. Houston's version of the duct cleaning scam is uniquely insidious because the mold upsell is plausible — Houston's humidity means mold in ducts is a real possibility. Scam operators exploit this by advertising $45–$99 specials, then "discovering" mold requiring $900–$3,600 in emergency treatment. One documented case: an operator offered an 87% Groupon discount ($45 for a $350 service), then systematically upsold fabricated mold treatments. Another: a $99 entry price escalated to $2,500 through a staged mold discovery. Legitimate companies will verify mold with testing, not a flashlight and a sales pitch.

🚩 Red Flag #2: Keyword-Stuffed Names and Domains. Classic Houston examples: "Quality Air Duct Cleaning Houston" (qualityairductcleaninghouston.com), "Nonstop Air Duct Cleaning Houston TX" (nonstopairductcleaninghoustontx.com), and "Air Duct Vent Cleaning Houston TX." These names exist solely to capture search traffic. One such listing had plagiarized testimonials copied from a different, legitimate company. Another listed 40+ services including garage door insulation and sewage cleanup — wildly inconsistent with a duct cleaning specialist.

🚩 Red Flag #3: Residential Addresses and No Owner Identification. Several Houston spam listings use residential home addresses as their business location. One listing at 9402 Glenfield Ct turned out to be a residential home. Another had plagiarized its entire testimonial section from a legitimate competitor. Legitimate duct cleaning companies need commercial space for truck-mounted equipment — a residential address with no named owner is a strong negative signal.

🚩 Red Flag #4: Massive Rating Divergence Across Platforms. One Houston operator shows 4.5 stars on Google but 2.3 on Angi — a gap that large strongly suggests review manipulation on the higher-rated platform. Legitimate companies have relatively consistent ratings (within 0.5 stars) across Google, Yelp, Angi, and BBB. When you see a 5.0 on Google but complaints on every other platform, the Google reviews are likely manipulated.

🚩 Red Flag #5: Unverifiable Certification Claims. At least 2 Houston businesses display NADCA logos on their websites without appearing in the official NADCA directory. One company claims NADCA, BPI, and Energy Star certifications — but cannot be found in any of those organizations' public directories. In Houston's mold-heavy market, companies also claim TDLR mold remediation licenses they may not hold. Verify everything at nadca.com and the TDLR license lookup portal.

What you can do: Check NADCA membership at nadca.com (only 9 Houston companies are listed). Verify TACL/TDLR licensing through the Texas state portal. Confirm a real commercial address. Get a written, itemized quote before any work begins. If a technician "discovers" mold and demands immediate payment, get a second opinion from an independent mold inspector — do not authorize same-day mold treatment from the company that just told you they found it.

Frequently Asked Questions

How much does air duct cleaning cost in Houston?
Legitimate air duct cleaning in Houston typically costs between $450 and $1,000 per AC system for thorough work aligned with NADCA standards [SOURCE: NADCA]. Power Vac America, Houston's longest-tenured NADCA member, charges $775 to $1,000 per system. Lone Star Pro Services advertises $249 per system (excluding furnace/AC unit and sanitization). Most companies provide quote-based pricing after in-home assessment. Any company advertising whole-house duct cleaning for under $99 is almost certainly using bait-and-switch — multiple documented Houston cases show initial quotes of $77–$99 escalating to $900–$3,600 through fabricated mold claims.
Is air duct cleaning worth it?
Air duct cleaning is worth it under specific circumstances, but it is not necessary as routine annual maintenance. The EPA states that duct cleaning has not been shown to prevent health problems and does not recommend it unless there is visible mold, vermin infestation, or ducts are clogged with excessive debris [SOURCE: EPA — Should You Have the Air Ducts in Your Home Cleaned?]. Houston is a special case: the combination of extreme humidity (averaging 75% year-round), near-continuous AC usage, and hurricane-season flooding risk means moisture intrusion and mold growth in ductwork are more common here than in most US markets. A reputable company will inspect first and tell you honestly whether cleaning is warranted.
Is air duct cleaning a scam?
Air duct cleaning itself is a legitimate service, but Houston's market is heavily contaminated with fraud — roughly 60% of Google Maps listings show classic fake-business signals. Our verification found only 9 NADCA-certified companies (7 for residential) while identifying 7 confirmed spam operations. The scam is not the service itself — it is operators using $45–$99 bait pricing to enter your home, then fabricating mold discoveries to upsell $900–$3,600 in unnecessary treatment. If you hire a NADCA-certified company at NADCA-standard pricing ($450–$1,000/system), the service is legitimate and performed to an industry standard.
How do I know if an air duct cleaning company is legitimate in Houston?
Verify three things. First, check NADCA membership at nadca.com/find-a-professional — only 9 Houston-area companies hold certification, and at least 2 others falsely claim it. Second, verify their Texas license: TACL number for HVAC work, TDLR for mold remediation. Third, confirm a real physical business address. In Houston specifically, be especially skeptical of any company that "finds mold" during duct cleaning and demands immediate payment — get an independent second opinion from a licensed mold inspector before authorizing treatment.
What certifications should I look for in an air duct cleaning company?
The most important certification is NADCA membership with ASCS (Air Systems Cleaning Specialist) certified technicians. The strongest indicator is the number of ASCS staff: Power Vac America leads Houston with 5, followed by Blackmon Mooring with 5 (commercial only). In Texas, also verify TACL licensing for HVAC work and TDLR licensing for mold remediation. Additional credentials include IICRC, IAQA membership, and CVI (Certified Ventilation Inspector) — the dual ASCS+CVI certification held by technicians at Team Home Solutions and COIT Houston is especially rare and indicates high competence.
What is the difference between NADCA-certified and non-certified duct cleaning?
NADCA-certified companies must employ at least one ASCS-certified technician, follow the ACR assessment and cleaning standard, and maintain continuing education. Non-certified companies have no mandatory requirements. In Houston, the gap is especially visible in pricing: NADCA-standard work costs $450–$1,000 per system, while non-certified operators commonly advertise $89–$199. Our research documented multiple Houston cases where those low prices were bait for aggressive mold treatment upsells of $900–$3,600 — a pattern that NADCA-certified companies with transparent pricing simply do not exhibit.
How many NADCA-certified duct cleaning companies are there in Houston?
As of March 2026, there are 9 companies with verified NADCA membership in the Houston metro area. Of these, 2 serve commercial clients exclusively (Blackmon Mooring and Hunton Services), leaving 7 available for residential work. Among those 7, 2 carry caution flags for pricing complaints or uncertain membership status. This means only about 5 NADCA-certified companies in the entire Houston metro offer residential duct cleaning without significant caveats — an extremely scarce credential in a market with 50+ advertisers.
Why is some air duct cleaning so cheap in Houston?
Ultra-low pricing in Houston follows a documented predatory pattern specifically designed for the city's humidity-and-mold environment. Companies advertise $45–$99 specials, arrive, then "discover" mold requiring $900–$3,600 in treatment. One Houston operator documented on BBB offered an 87% Groupon discount ($45 for a $350 value), then systematically upsold fabricated mold treatment. The mold angle is especially effective in Houston because mold in ducts is genuinely plausible given the climate — which is exactly what these operators exploit. Power Vac America, Houston's top NADCA member, charges $775–$1,000 per system — that is what legitimate, thorough duct cleaning actually costs [SOURCE: NADCA].
How often should I get my air ducts cleaned in Houston?
The EPA does not recommend routine duct cleaning on a fixed schedule [SOURCE: EPA]. Houston's climate does create unique considerations: extreme year-round humidity (averaging 75%), near-continuous AC operation, and annual hurricane/flooding risk mean moisture intrusion and mold growth in ductwork are more common here than in most markets. Homes that have experienced any water intrusion — including minor flooding — should have ducts inspected promptly, as mold can colonize ductwork within 24–48 hours in Houston's humidity. NADCA suggests every 3–5 years as a general guideline, but inspection should always precede cleaning.
When is the best time to schedule air duct cleaning in Houston?
Late fall (November) and late winter (February through March) are the best times in Houston. These are the brief windows when HVAC companies are not overwhelmed by summer cooling demand (which runs April through October). Avoid scheduling during hurricane season (June through November) when restoration companies are on standby for storm response. Post-hurricane or post-flood inspection is critical if your home experienced any water intrusion — this is not optional in Houston's climate and should happen as soon as safely possible regardless of scheduling convenience.
Methodology & Data Sources

This directory is built from independent verification, not advertising revenue or business submissions. We do not accept payment from listed companies.

Data sources:

  • NADCA Find a Professional directory
  • Google Business Profiles
  • Yelp
  • BBB
  • Angi / HomeAdvisor
  • Birdeye / Trustindex
  • CustomerLobby
  • Best Pick Reports
  • Nextdoor
  • Company websites
  • Texas TDLR / TACL license databases

Exclusion criteria: A business is excluded if it uses a keyword-stuffed name with an exact-match domain and no verifiable history, has documented bait-and-switch complaint patterns, uses plagiarized testimonials or auto-generated city pages, or is located outside a 50-mile radius of Houston. We also excluded businesses at residential addresses with no named owner and no verifiable review history.

Geographic scope: 50-mile radius from Houston. Businesses in Dallas, Fort Worth, and other distant Texas cities were excluded even if they appeared in Houston-targeted search results.

Update frequency: Quarterly. NADCA membership and licensing status are re-verified at each review. Most recent verification: March 2026.

Report an error or suggest a business: Contact us at hello@getlocalverified.com. We will verify submissions against our standard criteria before adding.

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