Contact GNB Bank
View driving directions to the GNB Branch in Grundy Center, Iowa Grundy Center Location
529 G Avenue / 510 F Avenue
PO Box 246
Grundy Center, IA 50638
Phone: 319-824-5431
Toll Free: 800-545-0172
Fax: 319-824-3854 		View driving directions to the GNB Branch in Marshalltown, Iowa Marshalltown Location
2504 S 2nd Street
PO Box 736
Marshalltown, IA 50158
Phone: 641-753-4040
Toll Free: 855-493-9883
Fax: 641-753-4110

 

View driving directions to the GNB Branch in Marshalltown, Iowa Conrad Location
103 E Center Street
PO Box 400
Conrad, IA 50621-0400
Phone: 641-366-3898
Toll Free: 866-456-3898
Fax: 641-366-3895 		View driving directions to the GNB Branch in Conrad, Iowa Manchester Location
300 E. Main Street
PO Box 439
Manchester, IA 52057
Phone: 563-927-3814
Toll Free: 800-313-3814
Fax: 563-927-6741
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Meet our Team

Meet Our Team

Since 1934, through the many ups and downs this state and country have faced, GNB has remained a strong and dependable friend and business partner in the community. See GNB for all of your banking and financial needs. Let our banking experts work for you.

Team listed alphabetically by branch.

Grundy Center

Conrad

Marshalltown

  • Becky Engelking - Teller

    Becky Engelking

    Teller
    (641) 753-4040

  • Jary Hoskey - Business Development Officer

    Jary Hoskey

    Business Development Officer
    (641) 753-4040
    Cell: (641) 485-2402
    jaryh@gnbbank.com

  • Denae Neisess - Loan Administrative Assistant

    Denae Neisess

    Loan Administrative Assistant
    (641) 753-4040
    denaen@gnbbank.com

  • Rob Shiek - Business Development Officer

    Rob Shiek

    Business Development Officer
    (641) 753-4040
    Cell: (319) 269-3787
    robs@gnbbank.com

  • Jessica Vint - Deposit & Loan Services Specialist

    Jessica Vint

    Branch Manager
    (641) 753-4040
    jessicav@gnbbank.com

  • Randy Winters - Insurance Agent

    Randy Winters

    Insurance Agent
    (641) 373-6124
    randyw@gnbins.com

Manchester

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