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28 Years
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Emergency
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Trusted Mold Inspection and Remediation Services in Portland
Mold Investigations has been delivering environmental consulting and remediation services in the Pacific Northwest since 1998. Our team of industrial hygienists, analytical chemists, and environmental professionals specializes in mold inspections, testing, and remediation oversight for residential, commercial, and public facilities. With offices in Vancouver, Portland, and Sunriver, we prioritize rapid response to address health and safety concerns related to mold and indoor air quality. Our expertise extends to hazardous materials, asbestos, lead, PCBs, and underground storage tanks, ensuring comprehensive solutions for building-related issues.

We emphasize accurate diagnostics, follow-up testing, and adherence to industry standards to resolve mold problems effectively. Our commitment to staying updated on the latest methodologies ensures clients receive reliable data and actionable recommendations. We serve clients across Oregon and Washington, focusing on eliminating moisture sources to prevent mold recurrence and safeguard occupant health.
Services
Mold Inspections Mold Testing Remediation Oversight Indoor Air Quality Assessments Hazardous Materials Management
Details
  • Year established: 1998
Highlights and features
  • We have over 25 years of combined experience in environmental consulting and mold remediation.
  • Our team includes certified industrial hygienists and analytical chemists with technical expertise.
  • We offer rapid response and localized service across Oregon and Washington.
  • We manage a full range of environmental hazards beyond mold, including asbestos and lead.
  • We conduct follow-up testing to verify remediation success and prevent recurrence.
Associations and certifications
  • Indoor Air Quality Association (IAQA)
  • AIHA EMPAT
Services
Mold Inspections
Our mold inspections identify moisture sources and contamination in residential and commercial buildings. Using advanced techniques, we assess air quality, structural damage, and health risks. Clients receive detailed reports with actionable remediation plans to ensure safe environments.
Mold Testing
We conduct air, surface, and bulk sampling to detect mold spores and toxins. Our lab-certified analysis follows AIHA standards, providing accurate data to determine contamination levels and guide effective remediation strategies for homes and businesses.
Remediation Oversight
Our experts oversee mold remediation projects to ensure compliance with safety protocols and industry standards. We verify moisture elimination, supervise containment procedures, and confirm successful spore removal through post-remediation testing for lasting results.
Indoor Air Quality Assessments
We analyze indoor air quality to identify mold, allergens, and volatile organic compounds (VOCs). Our assessments help diagnose respiratory health risks and guide improvements in ventilation, humidity control, and contaminant removal for healthier living and working spaces.
Hazardous Materials Management
We manage hazardous materials like asbestos, lead, and PCBs during remediation projects. Our team ensures safe handling, removal, and disposal in compliance with regulations, minimizing exposure risks and protecting occupant health in affected buildings.
People
Thomas Nadermann
Principal
Thomas Nadermann, Principal at Mold Investigations, holds an M.S. in Chemistry and an MBA. With over 16 years of experience in chemical lab testing and environmental consulting, he specializes in mold diagnostics and remediation strategies.
Questions
What causes mold growth in homes and businesses?
Mold growth is caused by excess moisture from water intrusion, poor ventilation, or high humidity. Addressing these moisture sources is critical to preventing mold contamination and recurrence.
Can I remove mold myself with bleach or paint?
No. Simply painting over or using bleach on visible mold does not eliminate spores or address moisture issues. Professional remediation is required to remove mold safely and prevent regrowth.
What health risks are associated with mold exposure?
Mold exposure can cause respiratory issues, allergies, headaches, and chronic conditions like Hypersensitivity Pneumonitis. Vulnerable groups, such as children and immunocompromised individuals, face heightened risks.
How do you test for mold contamination?
We use air sampling, surface swabs, and bulk testing to detect mold spores. Follow-up testing confirms remediation success, ensuring spore levels are reduced to safe thresholds.
Are your consultants certified for mold inspections?
Our team includes experts with technical backgrounds in industrial hygiene and environmental chemistry. While no universal certification exists for mold inspectors, our staff has extensive experience in mold diagnostics and remediation.