Top 10 air quality testing services in Gaithersburg, MD

Porch Pro Headshot CLIN HANDYMAN ! Trustworthy!
Air Quality Testing
Serves Gaithersburg, Maryland
Maintain functioning windows all year long with expert repair services from CLINHANDYMAN.COM in Berwyn Heights, MD.
Maintain functioning windows all year long with expert repair services from CLINHANDYMAN.COM in Berwyn Heights, MD.
Porch Pro Headshot AllTech Services, Inc.
Air Quality Testing
Serves Gaithersburg, Maryland
(13,589)
AllTech Services, Inc. offers a full range of HVAC, plumbing, indoor air quality, and commercial services throughout Ashburn, VA. If you need any of those systems installed or serviced, call us today and schedule an appointment. We’ll make sure that all of your different systems continue to serve yo...Read more about AllTech Services, Inc.
AllTech Services, Inc. offers a full range of HVAC, plumbing, indoor air quality, and commercial services throughout Ashburn, VA. If you need any of those systems installed or serviced, call us today and schedule an appointment. We’ll make sure that all of your different systems continue to serve yo...Read more about AllTech Services, Inc.
Porch Pro Headshot Aire Serv of Bull Run
Air Quality Testing
Serves Gaithersburg, Maryland
(469)
Aire Serv of Bull Run
Aire Serv of Bull Run
Porch Pro Headshot True Ducts LLC
Air Quality Testing
Serves Gaithersburg, Maryland
(356)
True Ducts Cleaning gained outstanding reputation in communities throughout Maryland. True Ducts has been, and continues to be, dedicated to a commitment of excellence that is unparalleled providing only the highest quality service and customer service. True Ducts Mission Statement, “We Care to Go t...Read more about True Ducts LLC
True Ducts Cleaning gained outstanding reputation in communities throughout Maryland. True Ducts has been, and continues to be, dedicated to a commitment of excellence that is unparalleled providing only the highest quality service and customer service. True Ducts Mission Statement, “We Care to Go t...Read more about True Ducts LLC
Porch Pro Headshot Aire Serv of The Shenandoah Valley
Air Quality Testing
Serves Gaithersburg, Maryland
AC & Heating Service in The Shenandoah Valley
AC & Heating Service in The Shenandoah Valley
Porch Pro Headshot BB Residential Inspections
Air Quality Testing
Serves Gaithersburg, Maryland
(132)
BB Residential Inspections provides thorough and accurate home inspections, rental inspections and environmental testing. We use the latest technologies to include infrared thermography and drone video capture for hard to reach areas.
BB Residential Inspections provides thorough and accurate home inspections, rental inspections and environmental testing. We use the latest technologies to include infrared thermography and drone video capture for hard to reach areas.
Porch Pro Headshot Dustless Duct of DC
Air Quality Testing
Serves Gaithersburg, Maryland
(31)
"I wasn’t sure how necessary dryer vent cleaning was, but now that it’s done, I can really see the difference. The technician was professional and explained everything clearly. What stood out to me was the amount of lint they pulled out—I didn’t realize how much had accumulated. I’d recommend this s...Read more about Dustless Duct of DC
"I wasn’t sure how necessary dryer vent cleaning was, but now that it’s done, I can really see the difference. The technician was professional and explained everything clearly. What stood out to me was the amount of lint they pulled out—I didn’t realize how much had accumulated. I’d recommend this s...Read more about Dustless Duct of DC
Porch Pro Headshot Harvey W Hottel, Inc
Air Quality Testing
Serves Gaithersburg, Maryland
(77)
For reliable heating and air conditioning service, you can count on our experienced technicians to get the job done. Whether you have questions about geothermal heating and air conditioning, or would like to schedule a service call, Harvey W Hottel, Inc are here to help.
For reliable heating and air conditioning service, you can count on our experienced technicians to get the job done. Whether you have questions about geothermal heating and air conditioning, or would like to schedule a service call, Harvey W Hottel, Inc are here to help.
Porch Pro Headshot Kenny's home comfort
Air Quality Testing
Serves Gaithersburg, Maryland
(11)
"Awesome, awesome, awesome!!! First, I want to point out that I rarely write reviews. However, I truly believe these guys were amazing! Kenneth and Michael were very professional. It was really hot outside and inside my house when they came in to install a new unit. They just kept working making sur...Read more about Kenny's home comfort
"Awesome, awesome, awesome!!! First, I want to point out that I rarely write reviews. However, I truly believe these guys were amazing! Kenneth and Michael were very professional. It was really hot outside and inside my house when they came in to install a new unit. They just kept working making sur...Read more about Kenny's home comfort
Porch Pro Headshot Ebright Engineering
Air Quality Testing
Serves Gaithersburg, Maryland
(48)
We are an independent Mold Inspection and Air Quality Testing company. We are not going to try to sell you a $10,000 remediation job or any air purification equipment. We are going to tell you the truth regarding your mold or air quality problem. Be aware of mold remediation contractors offering you...Read more about Ebright Engineering
We are an independent Mold Inspection and Air Quality Testing company. We are not going to try to sell you a $10,000 remediation job or any air purification equipment. We are going to tell you the truth regarding your mold or air quality problem. Be aware of mold remediation contractors offering you...Read more about Ebright Engineering

Top questions to ask before hiring an air quality testing specialist

A professional will assist you with scope and estimates, but having a clear idea of what you want to accomplish will help communication.

Do you want professionals to do everything, or do you have the time and skill to do some of the work?

Many projects such as have a DIY component, such as painting or cleanup.

First and foremost, protect yourself and make sure the contractor and any sub-contractors are licensed, bonded and insured.

Recent reviews for Gaithersburg air quality testing services

217095

This business is not licensed to do business in Virginia! Go to DPOR license lookup. Kenny came to my house in March 2019. Lied to me about price increase on all HVAC equipment to secure a $3000 deposit. After reaching out to Kenny several times in M...

- Kevin Berry
138325

I couldn't be more grateful and blessed with kenny's home comfort and his team service. Our water at our church immanuel new life bible church in martinsburg wv started leaking water and so gave kenny a call and he came out the same day and replaced o...

- Beatrice Holland
257920

These guys replaced my HVAC unit this summer. Super easy process, no high pressure sales pitch, great price on a Goodman unit. I called, they came out same day to give me a quote, and by 2:00PM the next day they had my house cooled off. Top notch service...

- Haisley Hasiley
257919

Honest and priced fairly. They had my AC Unit replaced the same day!!! The crew was friendly, efficient and explained everything clearly. I highly recommend Kenny's home comfort.

- Haisley Hasiley
200394

Pro: Work seems good Cons: Poor communication skills: It seems that once the job is secured (initial estimate completed/deposit paid), all proactive attempts at communication cease. Texts, voicemails, e-mails will go unanswered. When attempting to schedu...

- Ty Mother
240481

Beware of this scammin con artist folks. Notice all of his positive Google reviews from people with only 1 review to their name. Learn to spot a thief before you get taken by him like so many others have. Do your homework before turning over your hard ear...

- Jane D.
257921

Service technician kenny was absolutely the best! Pleasant, professional, knowledgeable and precise. He explained the process, answered my questions and documented everything along the way, gave me options for today and in the future, and did an exception...

- Haisley Hasiley
213201

Great communication from Co. after booking as well as before scheduled service with name and photo of Tech coming to the house. Direct communication from Tech on ETA which was nice. Kenny was very knowledgeable and communicated all necessary service/probl...

- Lelise Matthews
632921

I didn’t expect such a noticeable difference after the cleaning, but it’s real. Even the musty smell that used to linger in the house is gone. The technician was professional and made sure everything was done to my satisfaction. Highly recommended.

- Delia Hammond
627525

I had my air ducts cleaned as part of a larger home maintenance project. While I’m not sure I noticed a huge difference in air quality, I do feel better knowing the system is cleaner. The technician was friendly and professional, and I appreciated the ext...

- Blanca Hatch
326968

Great service provided by this company. They clean my air ducts proficiently. Highly appreciable work done by this company.

- Denzel Crowe

All air quality testing services in Gaithersburg, MD

Porch Pro Headshot ATB Services
Air Quality Testing
Serves Gaithersburg, Maryland
(3)
You need a reputable remodeling contractor; ATB Services delivers! Though established in 2015, we at ATB Services have over 20 years of experience in the Derwood, Maryland area. ATB Services provides a multitude of home improvement and REMODELING SERVICES IN DERWOOD including kitchen remodeling, ...Read more about ATB Services
You need a reputable remodeling contractor; ATB Services delivers! Though established in 2015, we at ATB Services have over 20 years of experience in the Derwood, Maryland area. ATB Services provides a multitude of home improvement and REMODELING SERVICES IN DERWOOD including kitchen remodeling, ...Read more about ATB Services
Porch Pro Headshot ECL Mechanical Services
Air Quality Testing
Serves Gaithersburg, Maryland
ECL Mechanical Services is a full-service commercial and residential heating, cooling, refrigeration and ventilation company serving the Maryland, Delaware, Virginia and Washington DC area. We provide a full range of professional services to commercial enterprises, homeowners, contractors, building ...Read more about ECL Mechanical Services
ECL Mechanical Services is a full-service commercial and residential heating, cooling, refrigeration and ventilation company serving the Maryland, Delaware, Virginia and Washington DC area. We provide a full range of professional services to commercial enterprises, homeowners, contractors, building ...Read more about ECL Mechanical Services
Porch Pro Headshot YourAirSpecialist
Air Quality Testing
Serves Gaithersburg, Maryland
(31)
We do residential and commercial air duct cleaning, residential and commercial mold inspection and remediation, residential and commercial water damage restoration
We do residential and commercial air duct cleaning, residential and commercial mold inspection and remediation, residential and commercial water damage restoration
Porch Pro Headshot Quality Refrigeration Services, Inc.
Air Quality Testing
Serves Gaithersburg, Maryland
With years of business and systems integration experience, Quality Refrigeration Services is the solution to a home designed for lifestyles of today and prepared for lifestyles of tomorrow. We are the leader in home integration, specializing in the installation of structured wiring, house music, lig...Read more about Quality Refrigeration Services, Inc.
With years of business and systems integration experience, Quality Refrigeration Services is the solution to a home designed for lifestyles of today and prepared for lifestyles of tomorrow. We are the leader in home integration, specializing in the installation of structured wiring, house music, lig...Read more about Quality Refrigeration Services, Inc.
Porch Pro Headshot WHITE KNIGHT CARPET CLEANING
Air Quality Testing
Serves Gaithersburg, Maryland
(8)
White Knight Carpet Cleaning is a carpet and upholstery cleaning specialist from Gaithersburg. Since the 1980s, they have been offering carpet repair and upholstery cleaning as well as other services.
White Knight Carpet Cleaning is a carpet and upholstery cleaning specialist from Gaithersburg. Since the 1980s, they have been offering carpet repair and upholstery cleaning as well as other services.
Porch Pro Headshot BBE - Environmental
Air Quality Testing
Serves Gaithersburg, Maryland
BBE a full service environmental consulting firm founded in 2010. The founding vision was to provide comprehensive and quality environmental solutions to clients, throughout the ever changing regulatory environment. Since it's founding, BBE has grown to service a wide variety of customers. BBE has ...Read more about BBE - Environmental
BBE a full service environmental consulting firm founded in 2010. The founding vision was to provide comprehensive and quality environmental solutions to clients, throughout the ever changing regulatory environment. Since it's founding, BBE has grown to service a wide variety of customers. BBE has ...Read more about BBE - Environmental
Porch Pro Headshot KW Smith and Son, Inc.
Air Quality Testing
Serves Gaithersburg, Maryland
KW Smith is the #1 choice for HVAC services in Northern Virginia, Maryland, and DC. It can be dangerous to ignore your HVAC system that could potentially cause hazards such as a fire or water leak, which is why we offer our services at an affordable prices. Our comprehensive services include: commer...Read more about KW Smith and Son, Inc.
KW Smith is the #1 choice for HVAC services in Northern Virginia, Maryland, and DC. It can be dangerous to ignore your HVAC system that could potentially cause hazards such as a fire or water leak, which is why we offer our services at an affordable prices. Our comprehensive services include: commer...Read more about KW Smith and Son, Inc.
Porch Pro Headshot Advanced Heating & Cooling LLC
Air Quality Testing
Serves Gaithersburg, Maryland
(28)
Porch Pro Headshot Green Earth Cleaning Concepts Llc.
Air Quality Testing
Serves Gaithersburg, Maryland
Porch Pro Headshot JC JC  HVAC Mechanical Contractors LLC
Air Quality Testing
Serves Gaithersburg, Maryland
Porch Pro Headshot Triple  A  A/C  Service  LLC
Air Quality Testing
Serves Gaithersburg, Maryland
Porch Pro Headshot Maximum Contractors
Air Quality Testing
Serves Gaithersburg, Maryland
Porch Pro Headshot williams & son mechanical construction llc
Air Quality Testing
Serves Gaithersburg, Maryland