Top-rated mold & toxic material testers.

Get matched with top mold & toxic material testers in Grass Lake, MI

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Mold & toxic material testers in Grass Lake

Avatar for SGS Environmental and CERI
SGS Environmental and CERI
4.9(
56
)

Angi Approved

Super Service Award Winner

In business since 1997

Free estimates

Emergency services offered

"Cleaned the house for mold! Very thorough and knowledgeable communication about what would be done. Able to answer all questions and concerns. Very accommodating! Trustworthy! We were very pleased with the work they did! "
147 neighbors recently requested a quote
Recommended by73%of homeowners
Avatar for Go Green Contracting Inc
Go Green Contracting Inc
4.6(
10
)

Angi Approved

In business since 1999

Emergency services offered

Customers say: Quick response

"Very Bad experience with this company, will not hire in the future. Not satisfy with Service and Customer service. They refused to send me pictures to prove to me that my basement was sealed properly. (Scary) Now I will have to hire someone else to clean up white powder residue left in room with missing door near the treated area. They refused to return and clean up the mess, owner told me since they did not treat the room next to treated area, they will not return to clean up white powder residue. I even pay an extra $250.00 just to clean in advance. Moving forward I will not pay a company in advance for a Job."
6 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Woodstone Builders
Woodstone Builders
4.8(
29
)

In business since 1985

Emergency services offered

Warranties offered

We love doing all phases of construction and have for many years. We have survived through multiple recessions because of the quality of work and the satisfaction of our customers! We are family owned and opperated and have been in business for 25+ years! We have strong ties to the community, my son/partner even shares on the Hamlin Twp. Fire Department as a volunteer. Our business model is to work hard and give you the craftsmanship you desrve

Recommended by96%of homeowners
AAIInspections LLC
3.0(
1
)

In business since 1997

Free estimates

Certified Home inspectors \n NRPP Certified radon mitigation Provider \nNRPP Certified radon measurement Provider\nCertified Mold Technician

Avatar for Absolute Laboratories Inc
Absolute Laboratories Inc
4.9(
9
)

In business since 1984

Free estimates

"Excellent! They were super helpful in demonstrating how to perform and how the process worked. Instructions were very straightforward. Quick test results and detailed analysis. This a great service provided by very competent folks, with great customer service!"
Recommended by88%of homeowners
JB Guitars
New to Angi

Young Intelligent, Greatly Taught Guitar Player. Here to Teach, Help, and Care \n\nLessons\nSell parts and accessories\nRe String\nAny repair or manufacture\nFlexible Schedule \nMichigan\nANYTHING guitar related!

Avatar for Moldlab
Moldlab
4.7(
352
)

In business since 2000

Free estimates

"The self-test product was as expected. The reports require additional research to interpret and understand, so seemed more targeted at professionals."
Recommended by89%of homeowners
...
Showing 1-10 of 64
FAQs for mold & toxic material test projects in Grass Lake, MI

Some companies offer a no‑cost phone or video consultation that screens for red flags. If the discussion points to a real issue, the pro will recommend a paid on‑site inspection. The complimentary call clarifies whether you need full testing, but it isn’t a substitute for samples, lab work, or a written report. Always confirm what the free service covers before you schedule.

A standard inspection, which includes basic air and surface samples, takes an average of two hours. If the pro needs to probe hidden spaces, such as wall cavities or ductwork, plan on up to six hours. Extra time allows the inspector to reach tight areas, collect additional samples, and document findings. Lab analysis is a separate process and often adds several business days to the overall timeframe before you receive the full report.

Mold thrives where moisture lingers and air flow is poor. Common hotspots include bathroom walls, kitchen backsplashes, window sills, HVAC vents, fireplaces, crawl spaces, and enclosed attics. Check these areas regularly—especially after leaks or high‑humidity weather—to catch growth early and avoid costly repairs.

Unchecked mold can knock 20% to 37% off a home’s market value because buyers worry about hidden damage and health risks. Even after remediation, visible staining or a history of major moisture issues can still lower offers and prolong the time on the market. Addressing mold quickly protects both your property’s structural integrity and its resale appeal.

The Grass Lake, MI homeowners’ guide to mold & toxic material tests

From average costs to expert advice, get all the answers you need to get your job done.