810 Quincy Street | Rapid City, SD 57701
(605) 342-5630
(605) 342-2172

Be Adventurous

Be Courageous

Be Yourself

Be Fearless

Be Tenacious

Define Your Future

For over 80 years Ketel Thorstenson, LLP has been providing public accounting services to the Black Hills region. Find your future at Ketel Thorstenson, LLP where a career provides an opportunity to work with experts in the public accounting field and growth opportunities to CPAs, accountants, bookkeepers, and administrative staff. Come define your future at the largest firm in the Black Hills.





Meet the Partners of Ketel Thorstenson
Meet the Managers of Ketel Thorstenson

KTLLP Careers


The Black Hills

Traci Hanson

“At Ketel Thorstenson, we’re not the stereotypical accountants and auditors–we take the time to have fun too!”

Traci Hanson, CPA
Partner, Audit Department
Kyle Kopren

“Ketel Thorstenson, LLP is an incredible place to work because of the culture created by the coworkers. I see on a daily basis how hard work and dedication mixed with a little fun can create a culture that is pleasing to any employee.”

Kyle Kopren, CPA
Senior Associate, Audit Department
Brady Gabel

“The biggest reason that I chose Ketel Thorstenson was due to the proximity to recreation areas. As someone who loves the outdoors, Ketel Thorstenson’s setting in the Black Hills was a perfect fit.”

Brady Gabel, CPA
Manager, Audit Department
Jeff Yennie

“KT provides the opportunity to work in a variety of industries, from non-profit organizations to large manufacturing and highly technical clients. Rapid City also offers the convenience of a larger city, but is still a small to mid-size town, which is appealing for those wanting to live in a rural area.”

Jeff Yennie, CPA
Manager, Audit Department
Austin Eichacker

“KT is a great place to work. It has a fun, fast-paced work environment that lets you work with a variety of different clients. I appreciate how KT has made a commitment to develop its employees and give back to the community.”

Austin Eichacker
Senior Associate, Audit Department
Carrie Christensen

“I first discovered KT online. In contemplating relocating to Rapid City, I began researching public accounting firms in the area. Through my research, I quickly realized that KT is the premier accounting firm in the area. So basically, I came to KT because I wanted the best! KT has a long-standing commitment to quality, ingenuity, and also, fun! At KT, I have the opportunity to learn from some of the best minds in the profession. KT provides me with the challenges and resources I need to grow in my career. I am excited to come to work each morning!”

Carrie Christensen, CPA
Senior Associate, Tax Department

“I switched careers later in life as I was looking for a new adventure and a way to advance my career.  I wanted to be challenged, have opportunities to grow, expand my knowledge, and be able to work with people.  I have never looked back after accepting a position with Ketel Thorstenson and don’t regret my decision one bit!  The staff and clients are great!”

Joei Tieman, CPA
Senior Associate, Tax Department
Tanya Shepersky

“Ketel Thorstenson’s commitment to their staff, clients, community, and fun puts them ahead of the game in the accounting industry for our region.  I’m happy to be a part of a firm that encourages and promotes community involvement, staff development, flexibility, and great benefits!”

Tanya Shepersky
Coordinator, HR and Marketing Departments


Ketel Thorstenson, LLP (KTLLP) provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics. In addition to federal law requirements, KTLLP complies with applicable state and local laws governing non-discrimination in employment in every location in which the firm has offices. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.


Reasonable accommodations may be made to enable individuals with disabilities to complete the application process.

Human Resources Department
Phone: 605-716-8096
Fax: 605-342-2172
E-mail: jobs@ktllp.com