Top Rated Air Quality - Indoor Contractors Serving San Luis Obispo County, CA
Last Updated May 15, 2026
3132 Review Ratings and 5 Air Quality - Indoor Companies Evaluated.
These companies have passed our Preliminary 5-step rating process.
Slo Dryer Vent Cleaning
Slo Dryer Vent Cleaning provides indoor air quality services for residential and commercial clients in the Santa Barbara-SLO area. The company has the training and equipment to work on all types of indoor air quality projects, each of which is backed by superior craftsmanship and a company-wide dedication to quality.
Services
Air Quality - Indoor including air quality inspection, home air quality testing, furnace repair, air conditioner repair, heating and cooling, bathroom exhaust fan cleaning, washing machine water hose replacement, tankless water heater service, water leak prevention and air duct sanitization.
Coverage Areas
The Santa Barbara–SLO Area, including San Luis Obispo County—key cities including Creston, Los Osos, Cambria, Cayucos, Atascadero, Arroyo Grande, San Luis Obispo, Harmony, Grover Beach and Avila Beach.
- 2705 McMillan Ave Ste 140
- San Luis Obispo, CA 93401
Stanley Steemer
Stanley Steemer offers various indoor air quality services to residential and commercial clients in San Luis Obispo County. The company is qualified to work on everything from mold remediation and humidity control systems to VOC testing and radon mitigation, and it prioritizes clear communication and customer satisfaction on every project.
Services
Air Quality - Indoor including heating and cooling, air quality inspection, home air quality testing, air conditioner repair, furnace repair, floor cleaning, carpet cleaning, area rug cleaning, hardwood floor cleaning, furniture cleaning, microfiber couch cleaning, emergency cleaning, water damage restoration, commercial cleaning and encapsulation carpet cleaning.
Coverage Areas
The Santa Barbara–SLO Area, including San Luis Obispo County—key cities including Arroyo Grande, San Luis Obispo, Los Osos, Harmony, Cayucos, Cambria, Atascadero, Avila Beach, Creston and Grover Beach.
- 899 S 4th St
- Grover Beach, CA 93433
Legion Property Inspections LLC
Legion Property Inspections LLC offers various indoor air quality services to residential and commercial clients in San Luis Obispo County. The company is qualified to work on everything from duct sealing and HVAC system cleaning to VOC testing and air conditioner repairs, and it prioritizes clear communication and customer satisfaction on every project.
Services
Air Quality - Indoor including air conditioner repair, heating and cooling, furnace repair, air quality inspection, home air quality testing, building energy audit, home inspection and environmental testing.
Coverage Areas
The Santa Barbara–SLO Area, including San Luis Obispo County—key cities including San Luis Obispo, Los Osos, Creston, Cayucos, Atascadero, Cambria, Avila Beach, Grover Beach, Harmony and Arroyo Grande.
- 179 Niblick Rd Ste 181
- Paso Robles, CA 93446
All Dry Services of SLO & SB County
All Dry Services of SLO & SB County offers various indoor air quality services to residential and commercial clients in San Luis Obispo County. The company is qualified to work on everything from carbon monoxide detection and humidity control systems to VOC testing and indoor pollutant removal, and it prioritizes clear communication and customer satisfaction on every project.
Services
Air Quality - Indoor including home air quality testing, air quality inspection, furnace repair, heating and cooling, air conditioner repair, damage restoration, mold remediation and biohazard cleanup.
Coverage Areas
The Santa Barbara–SLO Area, including San Luis Obispo County—key cities including Avila Beach, Cambria, Atascadero, Grover Beach, Creston, Los Osos, Arroyo Grande, San Luis Obispo, Harmony and Cayucos.
- 7280 Tassajara Creek Rd
- Santa Margarita, CA 93405
These companies have earned our Pre-Qualified Rating. Learn more about our 5-step process.
Rating Step 1 = Stars
Meet or exceed a
ONE AllRatings star score of 4.5.
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Verified active and in good standing (when required).
State license bureau data is accessed and analyzed.
Rating Step 3 = Background
Satisfactory status.
Internet searches were performed seeking disqualifying information on each company.
Rating Step 4 = Complaints
Satisfactory status.
Complaint bureau records have been searched seeking disqualifying information on each company.
Search Better Business BureauRating Step 5 = Specialist
Satisfactory status.
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