Core Services & Capabilities
- TO-15 (4 GC/MS instruments) with NELAC certifications
- Soil Vapor Analysis: PNAs, PCBs, Hg, NH₃, HCN
- Michigan leader in Incremental Sampling Methodology (ISM/MIS)
- Strong experience in analytical required in Phase II, due diligence, and remediation projects
- Updated LIMS for integrated data tracking
Three Decades of Environmental Air Testing and Trusted
Laboratory Excellence.
Metiri’s Holt lab (previously known as Fibertec) has served Michigan for over 30 years, earning a reputation for responsive service and technical excellence. As a leader in Michigan for Incremental Sampling Methodology (ISM/MIS) and backed by NELAP certification, Holt offers comprehensive environmental laboratory capabilities throughout the region.
The lab supports a wide range of indoor air testing and ambient air testing, develops proprietary methods in collaboration with EGLE, and offers in-house expertise to support diverse client needs.
Holt Laboratory
1914 Holloway Drive, Holt, MI 48842
(517) 699-0345
Message the Lab
Bringing Clarity to Every Stage of Your Project.
Experience responsive service and proven technical excellence with Metiri’s Holt lab. Discuss your upcoming project—whether it’s a complex investigation or routine compliance testing—with our expert team, and see how our experience brings clarity and reliability to every stage of your environmental challenge.