Food, Pools & Printing
Gary Parenteau
Email: gparenteau@hannainst.com
Phone: 401-774-7462

Hydroponics & Aquaculture
Jessica Hoagland
Email: jhoagland@hannainst.com
Phone: 401-309-6358

Laboratory & Enviromental
John Martino
Email: jmartino@hannainst.com
Phone: (734) 717-0866

Laboratory, Water Treatment & Environmental
Mike Silvia
Email: msilvia@hannainst.com
Phone: (480) 225-3539

Wine & Agriculture
Chris Kearney
Email: ckearney@hannainst.com
Phone: (805) 300-5363

Laboratory & environmental
Mike Muzik
Email: mmuzik@hannainst.com
Phone: (734) 717-7246

Agriculture & Greenhouses
Jay Love
Email: jlove@hannainst.com
Phone: (828) 301-0044

Laboratory & Environmental
Colin Evett
Email: cevett@hannainst.com
Phone: (682) 429-5822

Agriculture & Greenhouses
Dean Wiegers
Email: dwiegers@hannainst.com
Phone: 401-954-4116

Education
Tom Avery
Email: tavery@hannainst.com
Phone:

Wine & Agriculture
Roland Sison
Email: rsison@hannainst.com
Phone: 707-799-5713