Viant Medical, Inc.

  • Aerial photo of Viant Medical Inc.

    Viant Medical, Inc. (Viant) is located at 520 Watson Street SW in Grand Rapids. It has also been known as Medtronic Biomedicus, Inc.; Vention Medical; and Medplast Medical, Inc. Viant and its predecessors have been operating at this location for almost 30 years.

    Viant provides sterilization services to the medical device industry using ethylene oxide (EtO). The facility has five sterilization chambers with emissions controlled by two acid scrubbers. The facility is also subject to the federal NESHAP, Subpart O, for EtO sterilizers.

    DHHS Release Cancer Incidence Review

    Frequently Asked Questions

    Preguntas Frecuentes (en español)

    Issue Summary

    Resuma del Problema (en español)

  • Open House, Informational Session, and Public Hearing will be held on Wednesday, October 23, 2019

    Staff from multiple agencies will be available to answer questions on Viant and EtO as well as to take comments on the enforcement action.

    Location: Grand Valley State University, Pew Campus, L.V. Eberhard Center, 301 Fulton Street West, Grand Rapids, 49504

    Written and verbal comments may be submitted during the meeting. Additionally, written comments may be submitted to Jeff Rathbun: Michigan Department of Environment, Great Lakes, and Energy - Air Quality Division, P.O. Box 30260, Lansing, Michigan 48909-7760. Written comments also accepted by e-mail at All statements must be received by October 25, 2019, to be considered by the decision maker prior to final action.

Who to Contact?

  • Air Compliance:
    Christopher Ethridge - 517-582-3063

  • Cancer Incidence Evaluation:
    Laura Abington, MDHHS - 517-284-9027

  • Health-based Questions:
    MDHHS - 800-MI-TOXIC or 800-648-6942

  • Work Safety:
    MIOSHA - 800-866-4671