Leadership Biographies
- Mark W. Foree - General Manager
- Jeff Tissier - Chief Financial Officer
- John A. Erwin - Director, Natural Resources Planning & Management
- Scott J. Estes - Director, Systems Planning & Engineering
- Kim Mazeres - Director, Customer Relations
- Andy Gebhardt - Manager, Customer Services
- Paul J. Miller - Manager, Operations and Water Quality
- Yugandhar Narala - Manager, Information Technology
- Pat Nielson - Manager, Distribution Maintenance & Generation
![]() | MARK FOREE Mr. Foree, who is a registered professional Civil Engineer in Nevada and California, holds the highest level of operator certifications (Grade IV) for both water distribution and water treatment in the State and is also a Nevada registered Water Right Surveyor.
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![]() | JEFF TISSIER Chief Financial Officer jtissier@tmwa.com 775-834-8048 In the role of Chief Financial Officer, Mr. Tissier oversees all financial activities for TMWA, including short and long range financial planning, development of the long range funding plan, financial reporting and investment programs. Mr. Tissier has significant experience with budgeting, long range financial planning, merger and acquisition analysis, international accounting, as well as senior leadership involvement in the successful turn-around of an investor-owned mining company. Mr. Tissier has over 10 years of experience in the water industry as well as 18 years of experience with various technical, financial and board capacities in the minerals industry. Mr. Tissier, who is a Certified Public Accountant, Registered, holds bachelor's degrees in both geological engineering and exploration geology. | |
![]() | JOHN ERWIN Mr. Erwin was previously employed by Sierra Pacific Power Company, the Regional Water Planning and Advisory Board of Washoe County and the Nevada Public Utilities Commission. Mr. Erwin holds bachelor's degrees in both zoology and accounting, and also holds a master's degree in business administration. | |
![]() | SCOTT ESTES In his present position, Mr. Estes directs the planning of the water system; engineering design and construction of water system improvements; and is also responsible for new business functions. Mr. Estes is a Registered Professional Engineer in Nevada and California and holds a bachelor's degree in civil engineering. In addition, Mr. Estes holds the highest level of State water certifications (Grade IV) in both water distribution and water treatment and is a Water Rights Surveyor in the State of Nevada. | |
![]() | KIM MAZERES As Director of Customer Relations for TMWA, Ms. Mazeres oversees all direct customer interaction reflective of approximately 90,000 customer services and 3,000 fire protection services. Ms. Mazeres also oversees customer outreach, public relations, advertising and marketing. Ms. Mazeres is active on multiple community advisory boards and committees including United Way, EDAWN, Join Together Northern Nevada, DES Action, Rotary and the Reno and Sparks Chambers of Commerce, and holds an associate's degree in business. | |
| Andy Gebhardt | |
![]() | PAUL MILLER As the Manager of Operations and Water Quality, Mr. Miller oversees operations of TMWA's water treatment plants and distribution system, sampling to maintain compliance with all existing water quality regulations set forth by the EPA, and completes planning for compliance with emerging water quality regulations. | |
![]() | YUGANDHAR NARALA As the Information Technology Manager, Mr. Narala directs the strategic direction and operations of TMWA computer hardware infrastructure, software applications, networking, control systems (SCADA) and telecommunications. Mr. Narala holds bachelor's degree in electronics and communication engineering, post graduate diploma in computer science and holds the highest level of Oracle Certifications (Oracle Certified Professional in application/internet development and Oracle Certified Professional in Database Administration). Mr. Narala is active in community service with local associations and has previously served as a board member for India Association of Northern Nevada. | |
![]() | PAT NIELSON Mr. Nielson holds the highest level of State water certification (Grade IV) in water distribution and holds Level 1 certification in water treatment. He is also a State of Nevada Certified Journeyman Pipe Fitter. |







