A Few Words

About Us

Service & Accuracy you can count on

For more than 50 years, our firm has proudly served individuals and businesses throughout the Siouxland area and across the country. We are committed to providing trusted tax, accounting, payroll, and advisory services while building lasting relationships with our clients. Learn more about the experienced professionals who make up our team below.

Brent Jensen

CPA

Brent began his public accounting career with the firm in 1989. A graduate of the University of Iowa, he initially pursued a career in banking before discovering his passion for public accounting. For more than three decades, Brent has provided trusted tax preparation and planning services to individuals and businesses, helping clients navigate complex financial decisions with confidence. As he prepares for retirement, Brent remains committed to serving clients and sharing the experience and knowledge he has gained throughout his distinguished career.

brent@houlihancpa.com

Brian Jensen

CPA

Brian joined the firm in 1984 after earning his degree from the University of Iowa. For more than four decades, he has assisted individuals and businesses with tax preparation and planning, developing lasting relationships along the way. While preparing for retirement, Brian continues to provide the exceptional service clients have come to expect throughout his career.

brian@houlihancpa.com

Gabrielle Koithan

CPA

Gabby joined the firm in 2022 after gaining experience in both public and private accounting. As a graduate of East High School and Morningside University, she assists clients with tax preparation, accounting services, payroll, and tax planning. Being a lifelong member of the community, Gabby is proud to work with the individuals, families, and businesses that make Siouxland thrive. Gabby also serves as an adjunct professor at Morningside University, where she enjoys helping prepare the next generation of accounting professionals.

gkoithan@houlihancpa.com

Jocelyn Rea

Jocelyn began her career in public accounting in 2019 and joined the firm in 2026. She earned her Bachelor’s degree in Public Accounting from Morningside University. Due to her to family ties in farming, Jocelyn specializes in agricultural taxation. She also works with clients across a variety of tax and accounting areas, including individual and business income tax preparation, bookkeeping, and payroll services. Jocelyn enjoys building relationships with clients and helping them achieve their financial goals through practical, reliable guidance.

jocelyn@houlihancpa.com

Jonathan Kruse

Quickbooks Proadvisor Level 1 & 2, Payroll; Inuit Bookkeeping Certified

Jonathan joined the firm in 2024 and assists individuals and businesses with their bookkeeping and payroll needs. As a graduate of Iowa State University, he began his accounting career in 2020 and has since earned multiple accounting certifications. Jonathan is dedicated to helping clients maintain accurate financial records and efficient payroll processes so they can focus on running their businesses.

jonathan@houlihancpa.com

Tammy Keegan

Tammy joined the firm in 2023 as our Office Administrator, bringing nearly three decades of administrative experience to the team. Since beginning her career in administration in 1994, she has developed a reputation for exceptional organization and outstanding client service. As the friendly voice that greets callers and the welcoming presence behind our daily operations, Tammy plays an important role in ensuring our office runs smoothly.

tammy@houlihancpa.com

Robert Houlihan

CPA, CFP, PFS

Bob founded the firm in 1976 and has dedicated more than 50 years to public accounting. Today, while enjoying retirement, he remains connected to the firm through limited consulting work and is always willing to share his knowledge and experience.

Patti Lantz

Patti has been a valued member of the firm for more than 40 years. During her career, she has assisted businesses with their accounting and payroll needs and helped individuals and businesses prepare tax returns. Her extensive experience and dedication to client service have made her a trusted resource for generations of clients.

patti@houlihancpa.com