About Us
Why Us?
Helping You Plan For
All of Life’s “IF’s”
Financial success isn’t just about managing investments—it’s about having a well-coordinated strategy that aligns every part of your financial life. We take a collaborative approach, ensuring your wealth management, tax planning, and estate strategy work together seamlessly. We focus on efficiency, clarity, and long-term success so you can spend less time worrying about your money and more time enjoying the life you’ve built. Whether you’re growing wealth, preparing for retirement, or securing your legacy, we’re here to bring it all together.
Gary W. Decker
President, Chief Executive Officer
Matthew G. Catlin
Executive Vice President, Chief Investment Officer
Cynthia A. Kolbeck
Vice-President, Director of Operations
Cynthia serves as Vice President and Director of Operations at Wealth Alliance Advisory Group, where she oversees the firm’s daily operations and ensures regulatory compliance. With a distinguished career spanning....
Dominick J. Decker
General Counsel and Wealth Advisor
Dominick J. Decker is General Counsel and Wealth Advisor at the Wealth Alliance Advisory Group, where he began working in 2023. He holds a bachelor’s degree in economics, with a minor in business, which he earned from the University of....
Bruce Van Bebber
Senior Vice-President
Bruce is a Senior Vice-President at the Wealth Alliance Advisory Group. Prior to joining Wealth Alliance in 2017, he held the position of Vice President – Wealth Management with one of the world’s largest global financial services firms....
Austin D. Sander
Senior Vice-President
Austin is a Senior Vice-President at Wealth Alliance Advisory Group and a Registered Investment Adviser Representative. In 2014, he started his work in finance at one of the world’s largest global financial services firms....
Clark C. Armor
Senior Retirement Plan Specialist
Clark Armor is a Senior Retirement Plan Specialist at Wealth Alliance Advisory Group, joining the firm in the spring of 2026. He brings a fiduciary-first mindset to advising corporate retirement plans.....
Megan J. Clark
Tax Director
Megan is the founding Tax Director of Wealth Alliance Tax and Accounting. A native of Wichita, Megan earned her BBA in Accounting and Finance from Wichita State University. With Extensive Experience at Forvis Mazars (formerly BKD), one...
Randi Hill
Executive Liaison & Strategic Coordinator
Randi is a executive liaison and strategic coordinator for Wealth Alliance Advisory Group. She bringing over 30 years of leadership, training, and organizational development experience from her distinguished military career...
Caylee E. Kirby
Relationship Manager
Caylee is a Client Relationship Manager at Wealth Alliance Advisory Group. Born and raised in Wichita, she is passionate about serving her community. With close to a decade of service industry experience....