First and foremost, our policy is to not alarm our clients about potential mold problems.

We are located in Portland, Oregon and serve the Portland Metro, surrounding areas and Southwest Washington.

¡Se habla Español!

MTSO does not perform remediation/clean-up of mold contamination.

It is our policy to have no financial interest in the discovery of mold or the results of any remediation.

MTSO’s only interest is helping our clients identify mold air quality concerns.

Have mold concerns? Call us at: (503) 754-2590