Board of Trustees
Chair-Elect
Christina Murphy, PE
(515) 222-3510
General Manager at West Des Moines Water Works
Immediate Past-Chair
Julie Sievers
(712) 732-7745
Senior Water Solutions Specialist at ISG
2024-2026 Trustee
Matthew Haden, PE
(641) 647-2416
Systems Engineer / Distribution Operations Manager at Rathbun Regional Water Association
2024-2026 Trustee
Ashley Geesman, PE
(515) 415-6287
NE/IA Drinking Water Market Sector Lead at HDR
2025-2027 Trustee
Christine Knapp, MBA
(319) 286-5973
Water Utility Plant Manager at City of Cedar Rapids
2025-2027 Trustee
Daria Dilparic, PE
(515) 273-0731
Civil Engineer - Water Production at West Des Moines Water Works
Secretary-Treasurer
Jenny Puffer, PE, MBA
(515) 283-8751
Director of Water Distribution at Des Moines Water Works
AWWA Director
Roy Hesemann
(319) 286-5972
Utilities Director at City of Cedar Rapids, Iowa
Committee Chairs
Government Affairs Committee
Chad Coon
General Manager at Waterloo Water Works
(319) 232-6280 x 3901
Management Committee
John Dunn, PE, MBA
Director, Water & Pollution Control at City of Ames
(515) 239-5150
Member Communications Committee
Katie Sterk, PE
Water/Wastewater Practice Leader | Principal at Bolton & Menk, Inc.
(515) 520-9037
Membership Committee
Bryce Trpkosh
Water/Wastewater Process EIT at HDR
(515) 415-6297
Philanthropy Committee
Taylor Hopper, PE
Project Manager at Strand Associates, Inc.
(515) 233-0000
Public Outreach Committee
Kjrsten Bobb
Client Services Manager at Stanley Consultants
(563) 264-6497
Short Course Committee
Deborah McElroy
Finance and Human Resources Manager at Marshalltown Water Works
(641) 753-7913
Young Professionals & Student Activities Committee
Noah Streeter
Municipal Engineer at Strand Associates, Inc.
(515) 233-0000
Region Chairs
Region 1
Todd Steigerwaldt, PE
General Manager at Marion Water Department
(319) 743-6310
Region 4
Brian Cady, PE
General Manger at Council Bluffs Water Works
(712) 328-1006
Region 5
Lyle Hammes, PE
Superintendent at West Des Moines Water Works
(515) 222-3465
Region 5
Lyle Hammes, PE
Superintendent at West Des Moines Water Works
(515) 222-3465
Region 6
Kyle Wellington
Water Treatment Superintendent at City of Washington
(319) 653-1531