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Find Mold & toxic material testers in Saint Johns

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

Serving Saint Johns, MI and surrounding areas

Approved

Super Service Award Winner

In business since 1997

Free estimates

Emergency services offered

"Travis, who was amazing, came out to test my residence. He was early, down to earth, and professional. He reassured me that I was not crazy, that he could tell after 10 minutes of being in my apartment that I had a mold issue. Travis continued his testing, which was very detailed, efficient, yet a quick process. My tests were sent in for lab testing and it came back as positive for mold throughout my apartment. Travis and the team at Critical Environment helped me prove that my residence was the cause of my illness and was the proof I needed to get my lease terminated. This was an absolute answer to my prayers. In my opinion, there is no better company to test your home than Critical Environment. A month after Travis tested my place a client of mine was complaining about health issues, I told them about my experience with critical environment. They called and Travis came out the NEXT DAY and tested. You will not find a more professional and proficient company than CE."
Mold Remediation
Asbestos Abatement
Decon
Equipment
Project pics

+15

Response time1 day
166 neighbors recently requested a quote
Recommended by73%of homeowners
Avatar for PROTECH ENVIRONMENTAL
PROTECH ENVIRONMENTAL
5.0(
100
)

Serving Saint Johns, MI and surrounding areas

In business since 1990

Free estimates

Warranties offered

"Our radon system indicator showed that it wasn't working so I called Protech who had installed it about 6-7 years ago.  Of course our 5 year warranty was up so we had to pay for the new fan/pump, but they gave me a 2 hour window (as opposed to 4 hours some other places) and they came early.  Friendly and professional, one guy got right to work doing the replacing outside while Doyle came in, did the paperwork, explained the new warranty and the need for a larger pump.  He inspected the inside pipe and indicator and I started asking questions about moisture and mold which he answered and looked at another area of the cellar for me.  He seemed very knowledgeable and answered my many questions and recommended a company that could do what I needed done.  I have been very happy with this company. <br />"
Recommended by98%of homeowners
Magna Dry of Lansing
4.8(
26
)

Serving Saint Johns, MI and surrounding areas

In business since 1987

Free estimates

Emergency services offered

"Bruce'who owns the company, came out to the house and gave us an estimate for our mold problem. The estimate was more that fair. We told him to proceed with the job. We agreed upon a time that he would begin the job. Bruce and his crew were here on time and completed the job as outlined in his estimate. Bruce was wonderful to work with. He answered any and all questions we posed to him. He did such a good job with the mold problem, we had his company clean our heating and air ducts two days later. This fall we will hire Bruce and company to clean our carpets. Nice people,excellent job and great price=winner."
Recommended by92%of homeowners
MAURER'S CARPET & BLIND CLEANERS
4.8(
22
)

Serving Saint Johns, MI and surrounding areas

In business since 1980

Free estimates

Warranties offered

"We have been using Maurer's since 1994. The company was referred to us by another carpet cleaner who could not respond to an emergency situation. Rob was very responsive in treating the area, even returning to retreat the stain until it was gone. We've been customers ever since. We live with dogs, so there are always pet issues to deal with. Rob and his associates are very professional. The work is done very quietly and efficiently. Maurer's is the best!"
Recommended by95%of homeowners
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FAQs for mold & toxic material test projects in Saint Johns, 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 Saint Johns, 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.