Skip to Content

The Weekly News Source for Wyoming's Ranchers, Farmers and AgriBusiness Community

Welcome from the Publisher,

In 1989, the Wyoming Livestock Roundup launched in Worland, Wyo. Since that summer over 30 years ago, with the support of the agriculture industry, the Roundup has continued its tradition of supporting an industry vital to the economy in Wyoming and the surrounding region – agriculture. Today, the Roundup is a staple in Wyoming’s farm and ranch households and agribusinesses around the region.

The Roundup publishes 52 weekly editions, along with special and feature editions throughout the year. Each week, the Roundup provides the region’s only source of news tailored for the agriculture industry. From market trends and livestock management to public lands news and industry actions, our publication provides useful news for ranchers, farmers and the agribusiness community. Along with the latest news, we highlight the accomplishments of producers and offer positive, human-interest stories from across the region. Each of the region’s major auction facilities, implement dealers and more advertise their latest products and sales in the Roundup. Our subscriber demographics provide a unique opportunity to reach a market seeking agricultural supplies, goods and services.

The Wyoming Livestock Roundup isn’t just a business – we’re an active, engaged member of the agriculture community in Wyoming and the region, and we strive to serve the industry in every way we can.

Dennis Sun


Dennis Sun, Publisher

Dennis, a fourth-generation rancher, has ranched all his life in central Wyoming. He, along with his wife Peggy, purchased the Wyoming Livestock Roundup in 2005. As well as operating the family ranch south of Powder River and publishing the Roundup, Dennis is active in numerous agriculture organizations around the state.

Averi Hales, Editor

Casper native, Averi Hales, joined the Wyoming Livestock Roundup team as editor. Averi graduated from the University of Wyoming with a bachelor’s degree in rangeland ecology and watershed management and a minor in agriculture business in 2019. After graduating, she began pursuing her master’s degree in animal science with a focus on grazing ruminant nutrition. Averi was actively involved in 4-H and FFA growing up and continued her service to Wyoming FFA as a state officer in 2015 and 2016. She credits these organizations for instilling a love for sharing Wyoming agriculture wherever she goes.

Brittany Gunn, Editor

Iowa native, Brittany Gunn, joined the Wyoming Livestock Roundup team as an editor.

Gunn graduated from Graceland University in Lamoni, Iowa with a bachelor’s degree in Psychology and Human Services in 2017. After graduating, she began working as a social worker at a local nursing home in her community.  

Gunn was actively involved in 4-H and FFA as a child, showing horses, rabbits and cattle. Growing up on her family farm, she learned valuable life lessons including hard work, determination and responsibility. She credits these organizations and experiences for instilling a love for agriculture and the western lifestyle.  

Over the last several years, Gunn has volunteered her time in the rodeo community in several capacities. She loves the Cowboy State and is looking forward to expanding her connections amongst the ranching communities.  

Jody Michelena, Advertising Director

Jody Michelena grew up in Greybull. Upon graduating from Greybull High School in 1967, Jody worked for Superior Oil in Casper. After Superior Oil moved to Denver, she worked for Sheehan Exploration and then Custom Energy Construction. Jody started at the Roundup in 2003 and currently works as the Advertising Director.

Denise Olson, Classified Sales Manager

Denise Olson is the Classified Sales Manager for the Wyoming Livestock Roundup. Denise is a Casper native and graduated from the University of Wyoming in 1994 with a Bachelors degree in animal science. Following graduation, Denise worked at her aunt and uncle's ranch while also running barrels professionally in the PRCA and WPRA.

In 2005, she joined the Roundup team, scouring the country for potential advertisers from her home-based office. After living in Texas and Colorado, Denise and her husband Darin, settled in Gillette along with their numerous pets.

Beau Pitt, Production Coordinator

Beau joined the Wyoming Livestock Roundup in 2018 as Production Coordinator. Beau was raised in Lander where his great-great grandfather rolled in on a wagon with 17 children over a century ago. Beau spent a lot of time with his dad prospecting and and panning for gold in the mountains which inspired him to study geology at the University of Wyoming. Beau worked as a field geologist for a uranium mining company for a number of years then decided to return to school and study graphic design. He graduated with a Bachelors of Fine Art in art and graphic design. When not at work, Beau enjoys hiking mountain trails.

Curt Cox, Director of Livestock Field Services

Curt grew up south of Chugwater on his family's ranching operation. He attended the University of Wyoming earning a Bachelors degree in agricultural business with a minor in marketing. He joined the Roundup in 2002 as the Livestock Services Field Representative, helping seedstock producers market their annual sales and working as a ringman for many of his customers. Curt lives in Casper, along with his wife Diane and sons Carter and Cooper.

Andrea Zink, Accounting and Circulation

Andrea handles the accounting and circulation for the Wyoming Livestock Roundup. Being a Casper native, she grew up on the Sun Ranch west of Casper. She graduated from the University of Wyoming in 2005 with a degree in economics and finance. After working in the banking industry after college, she joined the Roundup in 2006. She and her husband Chris live in Casper with the office dog, Sadie.

Calli Williams, Livestock Field Services Rep

Calli and her husband Tate, are Millennial Ranchers located near Mitchell, SD. They own TW Angus, which is a purebred Angus seedstock operation. They offer bulls for sale each spring via private treaty, and also market TW Angus to consumers. Calli and Tate have a 2.5 year old son, Jack, and are expecting baby #2 in August.

Calli's passion for agriculture started at a young age, as she was active in both 4H and FFA. Calli showed beef cattle, pigs and sheep during her 4H career and served as the first female President of her FFA Chapter. Calli continued her involvement and leadership in the beef industry as she served as the South Dakota Beef Ambassador (2009), competed for the title of Miss South Dakota (2012) with a platform of, "Be BOLD and ZIP into a healthy lifestyle with BEEF" and completed internships with both Zoetis and Certified Angus Beef. Calli currently holds leadership rolls for the Davison-Hanson Cattlemen's Association and the Young Cattlemen of South Dakota program.

Contact Us

The Wyoming Livestock Roundup office is open from 8 a.m. to 5 p.m., Monday through Friday. Feel free to call us at 307-234-2700. Please leave a message if it’s outside of office hours.

    Back to top