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City Manager

 Contact Information

Darin Atteberry - City Manager


Hello, and welcome to the Fort Collins City Manager's Office. Here at the City of Fort Collins we are passionate about creating a vibrant, world-class community. Approximately 1,200 full-time employees, and up to 1,000 additional seasonal employees, work diligently to provide exceptional service to our residents and visitors.

The City of Fort Collins operates within a council-manager form of government, which means that the City Manager is the chief executive officer of the City and is responsible for the overall management of City operations. The City Manager works in close partnership with the Mayor and City Council, who are responsible for setting the policy direction of the City.

On, you will find a wealth of information about our City and the services we provide. I always like to hear from you, so please feel free to e-mail me with any comments or suggestions.


Darin Atteberry, City Manager

Darin Atteberry, City Manager


Darin Atteberry is the City Manager for the City of Fort Collins, Colorado, a position he has held since December 2004.

As City Manager, Darin has led the City government through a time of transformational change, moving the organization from a "trust us" model to one that uses a data-driven, performance based approach. Darin is an advocate for community collaboration and has built strong relationships with both public and private sector partners. He serves as Vice Chair of the Alliance for Innovation and is a member of the Center for Public Safety Excellence Board of Directors. In 2013, Darin was named Entrepreneur of the Year by the Colorado State University College of Business. In 2016 he was elected as a Fellow with the National Academy of Public Administration. Recently, Darin received the Colorado Governor’s Citi- zenship medal, recognizing him as a leader who serves the public with innovation, operational excellence and progressive vision.

Prior to coming to Fort Collins, Darin worked with cities in California, Washington, and Georgia. He attended Harvard University’s Senior Executive Program in State and Local Government. He holds a Master of Science in Civil Engineering and Master of City Planning at Georgia Institute of Technology. He received a Bachelor of Science in City and Regional Planning from California Polytechnic State University.

Jeff Mihelich, Deputy City Manager


Fort Collins’ Deputy City Manager and Chief Operating Officer Jeff Mihelich holds a Master of Science degree in Urban and Regional Planning from Portland State University and has more than 25 years of experience in city and county government operations.

Mr. Mihelich is responsible for day-to-day operations of the City’s municipal services and staff as he works with the City’s Executive Leadership Team (ELT) to implement the organization’s strategic plan. He also serves as Acting City Manager in the absence of the City Manager.

He joined the City of Fort Collins from Surprise, Arizona where he served as Assistant City Manager. Prior to his tenure in Surprise, Mihelich was the Assistant Village Manager in Algonquin, Illinois.

Wendy Williams, Assistant City Manager


Wendy Williams has worked at the City of Fort Collins for over 30 years. She was previously the Deputy General Manager at the Utilities Department, and now serves as Assistant City Manager.

Her responsibilities include oversight of Community Services (Natural Areas, Lincoln Center, Museum, Gardens on Spring Creek, Recreation, Parks, and Park Planning & Development).

Kelly DiMartino, Senior Assistant City Manager


Kelly DiMartino has been with the City of Fort Collins for more than 20 years, and has held a variety of roles within the organization. As the Senior Assistance City Manager, her current areas of responsibility include the Performance Excellence Program, Information and Employee Services and Community Services.

Kelly is active in several professional associations, including the International City County Managers Association, the Alliance for Innovation and the Northern Colorado HR100.

Prior to coming to Fort Collins, Kelly worked as the Public Information Officer for the City of Grand Island, NE. She has a bachelor's degree from Hastings College in business administration with an emphasis in marketing and a Master’s of Business Administration from Colorado State University.

Vision, Mission, & Values

Our Common Purpose as City Employees


To provide world-class municipal services through operational excellence and a culture of innovation.


Exceptional service for an exceptional community.


  • Collaboration
  • Excellence
  • Integrity
  • Outstanding Service
  • Safety & Well-being
  • Stewardship

Access Fort Collins

Community Survey

The Fort Collins Community Survey serves as a consumer report card for the City. Residents rate the quality of life, their satisfaction with community amenities and local government. Residents also provide feedback on what is working well and what is not, and identify priorities for community planning and resource allocation. The City started the survey in 2001 and compares results from year to year to see trends as well as compare Fort Collins to other jurisdictions across the nation and Front Range.

Take the Survey

City Manager's Monthly Report

City Manager's Monthly Report

Each month, City Manager Darin Atteberry will provide a brief summary about current issues facing the City, updates on capital projects, an overview of special events, and a recap of building activity and budget issues.

Subscribe to our mailing list | View the report archive


Strategic Plan

Strategic Plan

The 2016 City of Fort Collins Strategic Plan reflects the input of engaged citizens, community and business partners, Mayor and Council Members, and City staff. The effort represents the first organization-wide, issues-driven, and Council-reviewed strategic plan in our City's history.

Strategic Plans



Our Journey To Excellence

In its ongoing quest for continuous performance improvement, The City of Fort Collins has reached a new level. In 2017, the City achieved the Malcolm Baldrige National Quality Award, which is the nation’s highest presidential honor for performance excellence through innovation, improvement and visionary leadership.The City of Fort Collins is only the third City organization to receive this honor ever.

View Baldrige Application

Open Book

Interested in how your local government is spending your tax dollars, fees and other City revenue? Open Book is an online tool designed to disclose expenses in a simple and easy-to-use format.

View Open Book

Community Dashboard

The City of Fort Collins Community Dashboard offers a quarterly snapshot of the community's progress in attaining key outcomes. This Dashboard reinforces the City of Fort Collins' steadfast commitment to accountability and continuous improvement.

View Dashboard