CORNERSTONE TAX SERVICES - Key Persons


Alaina Sweet

Job Titles:
  • Practice Manager
Alaina is the practice manager for Cornerstone Financial Advisors. Alaina's past experience in operations and business management is extensive and provides her the knowledge and skillset to be a great asset to the Cornerstone Financial team. She performs a wide range of duties including bookkeeping, financial management, office management, and business organization to help Cornerstone Financial Advisors continue to run smoothly and efficiently.

Angela Brill - President

Job Titles:
  • Financial Advisor
  • President
Angela is President, Partner and Financial Advisor at Prosperity Advisors. Angela has been in the financial services industry since joining Fidelity Investments in 1995 as an MBA student at Harvard Business School. Angela is a CERTIFIED FINANCIAL PLANNER™, has earned the Accredited Investment Fiduciary and Certified Divorce Financial Analyst designations. She serves on the Resurrection Foundation Investment Committee for the United Methodist Church of the Resurrection, the largest United Methodist church in the U.S. Angela is a member of the Cetera Advisors Advisory Council and was the winner of the Cetera Advisors 2017 Sapphire Award.

Barbara Delimont

Job Titles:
  • Member of the Daughters of the American Revolution

Brett R. Jergens

Job Titles:
  • CFP
  • Chief Investment Officer at Prosperity Advisors
Brett Jergens is the Chief Investment Officer at Prosperity Advisors. Brett came to Prosperity after 13 years at Tortoise Capital where he was the portfolio manager for several different equity and fixed income investment strategies. Brett graduated from Kansas State University with an accounting and finance degree. The driving love for the finance industry comes from Brett's enjoyment of the challenge the stock market provides. Brett is excited about the opportunity of growth for Prosperity Advisors. Brett currently holds his CFP, CFA, SIE, licenses, and he is also a former CPA. When Brett is away from the office, he enjoys spending time with his wife and kids. Brett's hobbies consist of golfing, chasing his daughters around, and watching sports (Royals and Chiefs).

Brigit Christensen

Job Titles:
  • Senior Accountant

Doug Woolley

Job Titles:
  • Financial Advisor

Glenda Christopherson - COO

Job Titles:
  • Chief Operations Officer
  • Chief Operations Officer, Prosperity Advisors, Prosperity Network of Advisors, LLC
Glenda co-founded Prosperity Advisors with Paul Ewing in 1989 and is the Chief Operations Officer for both Prosperity Advisors and Prosperity Network of Advisors. She is a registered General Securities Representative (Series 7), a registered General Securities Principal (Series 24), an Investment Advisory Representative (Series 66), and has worked in the securities industry for over thirty years and brings a depth of knowledge and expertise to both client and advisor facing business models.

Jacob Munk

Job Titles:
  • Financial Advisor With Cornerstone Advisors
Jake is a Financial Advisor with Cornerstone Advisors. He currently holds Series 7 and 66 registrations along with Life, Disability, and Health Insurance licenses. Jake believes in taking a holistic approach when evaluating individual and business finances. He believes in taking advantage of opportunities when they arise and maximizing the power within those opportunities.

Jason Gonzalez

Job Titles:
  • Administrative Assistant

Judith Buffaloe

Job Titles:
  • Payroll Specialist

Julie Hendricks

Job Titles:
  • Senior Attorney, Advanced Planning Group, Cetera Advisors, LLC
As an Advanced Planning Group senior attorney, Julie is responsible for providing specialized advice and support for

Julie Taylor

Job Titles:
  • Office Administrator

Lori Lawrence - COO

Job Titles:
  • Director of Operations
Lori is the Director of Operations for Cornerstone Financial Advisors. Lori's ability to work well with other people and a strong work ethic make her a highly valuable team member at Cornerstone Financial Advisors. As well as her duties with her role, she is also responsible for the bookkeeping and financial management of the firm.

Matthew Porter

Job Titles:
  • Financial Advisor With
Matt is a Financial Advisor with Cornerstone Financial Advisors. He holds Series 6, 7, 63, 66, and 31 securities registrations along with Life, Disability, and Health insurance licenses for several states. Matt maintains the CERTIFIED FINANCIAL PLANNER™ and ACCREDITED INVESTMENT FIDUCIARY® designation.

Nyle G. Taylor

Job Titles:
  • Certified Pubic Accountant

Nyssa Bradley

Job Titles:
  • Staff Accountant
Nyssa is a Staff Accountant at Cornerstone Tax Services. She is an Enrolled Agent (EA) and a Certified QuickBooks ProAdvisor. She is a current board member of the Idaho Chapter of the National Association of Tax Professionals (NATP). Nyssa earned her Master of Taxation through Idaho State University in 2018. Nyssa has been working with QuickBooks Desktop since 2016. She has experience with cleanup of different areas of QuickBooks as well as with the payroll process. Nyssa loves to solve puzzles and will search diligently until she finds a fix for a problem. She enjoys getting to know clients so that she can help them set and meet goals. Nyssa has a wide variety of interests including reading, writing, gaming, traveling, and knitting. She loves spending time with and going on adventures with her family and her fur-kids. Above all, Nyssa is passionate about learning new things and is always willing to take on a new challenge. Nyssa Bradley is not affiliated or registered with Cetera Advisors LLC. Any information provided by Nyssa Bradley is in no way related to Cetera Advisors LLC or its registered representatives.

Paul Ewing

Job Titles:
  • CEO and Financial Advisor at Prosperity Advisors
  • CERTIFIED FINANCIAL PLANNER
Paul founded Prosperity Advisory Group in 1989 and has worked in the financial services industry since 1980. He has confidently made a career of helping clients get fit to retire through insightful financial guidance. His passion is reflected in the many industry recognitions he has received: Financial Times 400 Top Advisor from 2015-2020, Forbes Finance Council, Cetera Advisors President's Advisory Council, Barron's Top Teams and as an Investment News for Retirement Income Summit Moderator and Financial Tech Think Tank. Paul is a member of the Advisors Panel for the Insured Retirement Institute. Paul has been a CERTIFIED FINANCIAL PLANNER™ since 1994. He is a member of the Financial Planning Association, Financial Services Institute, and a former board member of the local chapters of the Institute for Certified Financial Advisors and the Financial Planning Association. He is also a former adjunct professor for the College for Financial Planning. Paul is a contributing author of the book, "100 Ways to Get Fit to Retire". Paul developed the MyDucks.org personal organizer. In addition to his role as CEO and Financial Advisor at Prosperity Advisors, Paul also founded and serves as CEO of the Prosperity Network of Advisors, a local registered representative supervisory branch that supports over 180 independent financial professionals who serve clients in 49 states. Prosperity Network of Advisors is a Super-OSJ for Cetera Advisors and Paul serves as a member of the Advisor Engagement Council for Cetera Financial Group. On the community front, Paul and Julie are the co-founders of Living Waters Canoe Ministry, and spends many summer weekends canoeing/kayaking with Scouts, families and church groups, where he leads the Global Outdoor Adventure Leaders Internship program for college students. He served on the Community Board for Overland Park Regional and Christian Youth Theater. He is also a founding Board Member for both UP Global and Mission Southside. Paul served on the District Committee for Soaring Eagle District BSA and as a member of the Personal Financial Planning Advisory Board for Kansas State University. Paul is proudest of his wife, Julie, and his four adult sons, Riley, Jackson, Carter and Truman.

Scott Sirois

Job Titles:
  • Director of Information Technology
  • Director of Information Technology for Prosperity Network of Advisors
  • Director of Information Technology, Prosperity Network of Advisors, LLC
Scott Sirois, Director of Information Technology for Prosperity Network of Advisors has over 20 years' experience in operations and systems management, business process design and process improvement. In addition, he has broad experience in network administration and solutions deployment. Scott provides advisor support in the areas of technology integrations and solutions, communications and application management. In addition, Scott provides advisor and client education in such areas as physical system security, cybersecurity and behavioral best practices while online.

Stan Smiley

Job Titles:
  • Senior Vice President of the Advanced Planning Group
  • Senior Vice President, Advanced Planning Group, Cetera Advisors, LLC
As senior vice president of the Advanced Planning Group, Stan Smiley is responsible for the development and implementation of

Trevor Simonson

Job Titles:
  • Staff Accountant
Trevor is an Enrolled Agent and a Certified QuickBooks ProAdvisor for Cornerstone Tax Services. He specializes in preparing individuals, partnerships, and corporations tax returns. He also assists individuals and businesses with accounting, bookkeeping, and payroll needs. Trevor obtained his Bachelor of Science in Accounting from Brigham Young University-Idaho, then obtained his Enrolled Agent credentials one year later. He is in the process of obtaining more credit hours to earn his MACC, and later sit for the CPA exam. He enjoys getting to know people and building relationships. He enjoys learning how clients operate their business and what their dreams are. He spends a lot of time learning about the clients so he can help them achieve their goals. Trevor enjoys spending time with his wife and baby girl. Traveling and living an active lifestyle is their passion along with spending time outdoors. He enjoys hiking, snowboarding, cycling, running, snorkeling, and going to the gym.