Technical Committee

The Committee is dedicated to serving as a technical resource for our members and then the broader industry. Its primary purpose is to harvest, vet and disseminate available information on modified asphalt use, highlighting its benefits. In support of its primary purpose, the Committee will generate and/or publish information on modified asphalt for use by the industry. Through the expertise of its members, the Committee shall ensure that all information provided is current, accurate, and of the highest quality.

Technical Committee Charter and Guidelines

Technical Committee

  • Mark Stewart
    Mark Stewart
    Senior Technical Service Specialist RheTech Colors - A HEXPOL Company
    Chair
  • Codrin Daranga
    Codrin Daranga
    Paragon Technical Services
    Vice Chair
  • Tanya Nash
    Tanya Nash
    P.E. Director of Engineering Asphalt Testing Solutions and Engineering
    Executive Committee Liaison
  • Andrew Hanz
    MTE Services
  • Julie Geyer
    Julie Geyer
    Director of R&D The Garland Company Incorporated
  • Steven Loeffler
    Steven Loeffler
    PRI Asphalt Technologies Incorporated
  • Thomas Ludlum
    HollyFrontier Company
  • Robert Parkison
    Materials Technical Director Crafco Incorporated
  • Katrina Mangiaracina
    Katrina Mangiaracina
    Ingevity
  • Alison Schultz
    Owens Corning Science and Technology LLC
  • Anna Thibert
    Anna Thibert
    Flint Hills Resources
  • Kenneth Wilson
    BASF Corporation