Skip to main content


Customer Accounts: Meet the Team#

Customer Accounts’ goal is to help your business succeed. Whether you are new to town, or an established business, we can help guide and connect you to energy and water resources to help decrease your bottom line.

Our Customer Accounts team supports small, medium, large and industrial customers. We strive to provide our business customers with outstanding customer service and connect them with resources to manage their utilities. 

  • Key Account Representatives are dedicated to industrial customers served by Fort Collins Utilities who are complex users of energy and water.
  • Strategic Account Representatives support small and medium businesses with utility questions and needs.

Take a look below to see who represents your industry and let's connect!

Industry not listed or not sure who to contact? Reach out to us at or 970-416-4268.

Mark Cassalia, Manager#

Mark Cassalia, Manager

Mark is responsible for ensuring Fort Collins Utilities' products and services meet the expectations of the commercial and key account customers. He builds community trust, support and responsiveness to address the challenges of commercial customers. The Customer Accounts team integrates with every aspect of Utilities and uses customer feedback, including customer satisfaction surveys, to champion and develop customer-centric policies and procedures.

Prior to working at Utilities, Mark worked for Denver Water, Aurora Water and taught at Metro State University. He holds a bachelor’s degree in mechanical engineering and a master’s degree in education.

Contact Me

Barb Andrews, Key Account Representative#

Barb Andrews, Key Account Representative

Segments: Healthcare, Education, Government

Barb focuses on healthcare, education and government sectors within the Fort Collins business community. With over 20 years of sales and customer service experience, she excels in building strong partnerships for effective outcomes and engagement. She is recognized as a certified Key Account Representative through the American Public Power Association and her favorite part of the job is educating the public on the many facets and services of Fort Collins Utilities.

Barb holds a bachelor’s degree from the University of Nebraska - Lincoln in education and a master’s degree from Colorado State University in adult education and corporate training. 

Contact Me

Eric Lahman, Key Account Representative#

Eric Lahman, Key Account Representative

Segments: Breweries, Manufacturing, Technology

Eric focuses on brewery, manufacturing and technology sectors within the Fort Collins business community. He has been with the City since 2019, previously assisting with the engagement and launch of Fort Collins Connexion and the City’s new billing system. Prior to joining the City, he worked for a national governing body of sport in New Jersey. He administered education programs and managed accounts and relationships with state, regional and international partners.

He holds a bachelor’s degree from the University of Evansville and master’s degree from the University of Northern Colorado. He also enjoys volunteering with the City and spending time with his family around Fort Collins biking, golfing, hiking and generally all things outdoors.

Contact Me

Wendy Serour, Strategic Account Representative#

Wendy Serour, Strategic Account Representative

Segments: Multifamily, Property Managers

Wendy manages business outreach and communications to support small-to-midsize commercial accounts, with a focus on multifamily customers. She develops partnerships within the Fort Collins community and provides a variety of support to Utilities’ customers with an emphasis on electric and water conservation, helping customers lower operational costs. 

Wendy graduated from Buffalo State College with a bachelor's degree in graphic design and has over 25 years of business outreach and communication experience in the Fort Collins community. She is passionate about identifying successful solutions for business customers with an emphasis on the triple bottom line and the built environment. She earned her Green Building Certificate through Colorado State University’s Institute for the Built Environment.

Contact Me

Ashley Kailburn, Strategic Account Representative#

Ashley Kailburn, Strategic Account Representative

Segments: Restaurants, New Businesses

Ashley focuses on managing the outreach and communications for small-to-large-sized businesses, specifically restaurants and new utility business accounts. Prior to joining Customer Accounts, Ashley worked in the Utilities' Customer Care and Technology Department, which included a wide range of customer service for residential customers, and served as a lead customer service representative until she joined Customer Accounts.

Ashley graduated from CSU with a bachelor's degree in Human Development and Family Studies. Her extensive 13-year background in customer service provides her with the ability to think outside the box when connecting the business community to resources and programs offered by Utilities. Ashley is passionate about the Fort Collins community and looks forward to collaborating with commercial customers in a meaningful way.

Contact Me