Envirocheck, Inc.

What They Do

MoldAsbestos

Compare Them With Others in Hayward

• All 18 mold remediation companies in Hayward
• All 7 asbestos testing and abatement companies in Hayward

In Their Own Words

Envirocheck, Inc. is the trusted leader in the environmental industry; providing laboratory testing and consulting services for asbestos, lead, mold and other environmental hazards nationally since 1998.

Written by the business on its public profile. We have not verified these claims.

Before You Call Envirocheck, Inc.

1. Where do you think the moisture is coming from, and who fixes it?
2. Will you set up containment and negative air, and how will you protect the rest of the home?
3. Is your company licensed for asbestos abatement here?
4. Who takes the samples, and which lab tests them?

Ask for the company’s California contractor license number and look it up with the Contractors State License Board. Also ask for proof of insurance and industry certification for the technicians doing the drying or mold work.

Reviews on Other Sites

• Yelp

  4.4 from 8 reviews

  Read on Yelp
• HomeAdvisor

  4.7 from 36 reviews

  Read on HomeAdvisor

Found on each site on September 24, 2026 and matched to this location. Ratings on different sites use different rules, so read a few reviews rather than comparing the numbers.

How Their Reviews Break Down

Counts from public listings as of September 23, 2026. A handful of reviews says less than a few hundred.

Read This While You Wait

• DIY with careSafe DIY Mold Cleanup for Areas Under 10 Square FeetA step by step method to clean up mold under 10 square feet safely, with the gear to buy, what to throw away, why bleach is not the default, and when to stop.
• Call a proAsbestos in Older Homes, Where It Hides and What Not to TouchWhere asbestos hides in older homes, why intact material is often safest left alone, how lab testing works, and what never to sand, scrape, drill or break.
• DIY with careAttic Mold on Roof Sheathing, Causes and FixesWhy mold grows on attic roof sheathing, how to find the cause, the fixes that stop it for good, and how to tell a cosmetic stain from a roof that needs work.
• Call a proHow Much Does Asbestos Removal CostTypical asbestos removal costs by job, from popcorn ceilings and pipe wrap to floor tile, siding and attic vermiculite, plus testing, clearance and disposal.