Mold Remediation in Harlingen, TX
4 licensed companies based in Harlingen · state license records checked September 14, 2026
Before you hire in Texas
- 1Texas licensing covers larger jobs. The state licensing agency (TDLR) says that in most instances, visible mold of less than 25 contiguous square feet can be cleaned up by people who are not licensed.
- 2Plan on two separate firms for a licensed job. Texas does not allow the same licensee to do both the mold assessment and the mold remediation on the same project.
- 3Check the license number yourself on the TDLR license search before anyone starts work.
- 4A licensed assessor or remediator has to give you the Consumer Mold Information Sheet before any mold-related work begins.
Source: Texas Department of Licensing and Regulation, Mold Assessors and Remediators FAQs, accessed September 14, 2026
Mold remediation companies in Harlingen
Listed alphabetically, with companies based in Harlingen first. We do not rank companies, and no one pays to appear here. How we verify · How we make money
- License verifiedChecked Sep 14, 2026
Critical Response & Remediation Contractors
Harlingen, TX- Mold remediation
TX TDLR license RCO1511 · active until Mar 31, 2028
Showing 1–1 of 1
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Texas mold questions
No. The Texas Department of Licensing and Regulation says: “in most instances, areas of visible mold of less than 25 contiguous square feet can be cleaned up by people who are not licensed.” Larger areas fall under the state’s mold licensing rules.
Source: Texas Department of Licensing and Regulation, Mold Assessors and Remediators FAQs, accessed September 14, 2026
Not on the same project. TDLR says licensees are “not allowed to conduct both mold assessment and mold remediation activities on the same project, unless you are employed by a school district and working on a project for that school district.”
Source: Texas Department of Licensing and Regulation, Mold Assessors and Remediators FAQs, accessed September 14, 2026
The Consumer Mold Information Sheet. TDLR says licensed assessors and remediators “are required to provide a copy of the Consumer Mold Information Sheet to each client and to the property owner, if not the same person, before any mold-related activity begins.”
Source: Texas Department of Licensing and Regulation, Mold Assessors and Remediators FAQs, accessed September 14, 2026