David-Morgan-Headshot

David W. Morgan, CFP, MBA

Senior Vice President/Investments

Contact Me

E-Mail Address

[email protected]

Phone Number

(507) 389-3568

About Me

Education

  • B.A., Economics, Luther College
  • MBA, Roosevelt University

Licenses and Certifications

  • Series 7, General Securities Representative
  • Series 63, Uniform Securities State Agent
  • Series 65, Investment Advisor Representative
  • Life, Health, and Variable Insurance Licenses (including annuities)
  • CERTIFIED FINANCIAL PLANNER® Certification 

Memberships

  • Board Member, Treasurer, Connections Ministry
  • Member, Bethlehem Lutheran Church

Experience
David has been a financial advisor since 1996 and has been with Stifel since 2009. He has also previously served as an adjunct faculty member at Buena Vista University, teaching finance and investment courses since 1996. David earned the CERTIFIED FINANCIAL PLANNER® certification from the Certified Financial Planner Board of Standards, Inc.

Philosophy
David focuses on developing investment strategies tailored to clients’ goals and needs, using the broad range of resources available at Stifel. In particular, he focuses on helping clients transition to retirement by engaging in the retirement planning process and tailoring asset allocation and income strategies to his clients’ long-term needs. By meeting periodically with clients, David reviews portfolios and objectives to help clients stay on track with their goals throughout retirement.

Asset allocation does not ensure a profit or protect against loss.

David-Wittenberg-Headshot

David M. Wittenberg

Senior Vice President/Investments; Branch Manager

Contact Me

E-Mail Address

[email protected]

Phone Number

(507) 389-3572

About Me

Education

  • B.A., Economics, University of Minnesota

Licenses and Certifications

  • Series 7, General Securities Representative
  • Series 9 & 10, General Securities Sales Supervisor
  • Series 63, Uniform Securities State Agent
  • Series 65, Investment Advisor Representative
  • Life, Health, and Variable Insurance (including annuities)

Memberships

  • President, Friends of Maverick Hockey
  • Capital Campaign Committee Member, Children’s Museum of Southern Minnesota

Experience
David has been a financial advisor with Stifel since 2015 and currently serves as Branch Manager as of 2023. Prior to joining Stifel, David served as a Wealth Management Advisor at U.S. Bank’s Private Client Group, as Director of Private Banking at United Prairie Bank, and as CEO/Founder of a startup financial services company. He began his career as a Commercial Lender with Wells Fargo Bank and became a Regional Manager prior to leaving for the startup.


Philosophy

Focusing on the unique goals and needs of family clients, David specializes in helping business owners navigate growth, preservation, and liquidity events associated with their companies. He also assists individuals with transitioning to and navigating retirement. He is committed to conducting periodic discussions and meetings to help his clients stay on track as they pursue their goals.

Gregory-Braun-Headshot

Gregory J. Braun, CPA

Financial Advisor

Contact Me

E-Mail Address

[email protected]

Phone Number

(641) 421-1901

About Me

Education

  • Bachelor of Arts, Accounting, University of Northern Iowa

Licenses and Certifications

  • Series 7, General Securities Representativez
  • Series 63, Uniform Securities State Agent
  • Series 65, Investment Advisor Representative
  • Life, Health, and Variable Insurance Licenses (including annuities)
  • Certified Public Accountant Designation

Memberships

  • Board of Directors, Good Shepherd Health Center

Experience
Greg has been a Financial Advisor with Stifel since 2021. He previously spent 18 years as CFO for a nonprofit organization, where he oversaw their endowment funds and 401(k) plan and completed a public municipal bond offering for their senior living project. He began his career working in investment accounting at Principal in Des Moines, Iowa.

Philosophy
Greg listens to clients’ personal and financial stories to tailor investment plans and programs aligned with their goals and aspirations. He helps clients understand their financial position and addresses both current and long-term needs while considering tax implications and risk tolerance. His focus areas include retirement planning and strategies designed to mitigate risk through various life stages and market cycles.


Personal

When not at work, Greg enjoys hiking, canoeing, wilderness conservation, and growing almost anything. He and his wife, Carrie, grew up in Mason City and moved back to the area in 2002 to raise their four daughters.

Neither Stifel nor its financial advisors provide tax advice. You should consult with your tax advisor regarding your particular situation.

Kayla-Olsen-Headshot

Kayla C.P. Olsen, CFP

Financial Advisor

Contact Me

E-Mail Address

[email protected]

Phone Number

(507) 389-3564

About Me

Education

  • B.S., Sport Management, Minnesota State University, Mankato

Licenses and Certifications

  • Series 7, General Securities Representative
  • Series 63, Uniform Securities State Agent
  • Series 65, Investment Advisor Representative
  • Life, Health, and Variable Insurance Licenses (including annuities)

Memberships

  • Board Member, Greater Mankato Area United Way
  • Greater Mankato Area United Way, Emerging Leaders United

Experience
Kayla has been a Financial Advisor with Stifel since 2024. Prior to her Financial Advisor role, she had the pleasure of supporting the Morgan + Wittenberg Group as a Registered Client Service Associate. Earlier in her career, she was part of a fiber optic transport startup company that successfully sold in 2018. Her broad background gives her a unique edge when evaluating client situations and assisting them with their financial goals.

Personal
Outside of work, Kayla enjoys sports, reading, traveling, and spending time on the lake with her husband and their two children.

Renee-Cramer-Headshot

Renee A. Cramer, AAMS

Registered Operations Coordinator

Contact Me

E-Mail Address

[email protected]

Phone Number

(507) 389-3562

About Me

Education

  • Attended University of Wisconsin – Eau Claire

Licenses and Certifications

  • Series 7, General Securities Representative
  • Series 9 & 10, General Securities Sales Supervisor
  • Series 63, Uniform Securities State Agent
  • Series 65, Investment Advisor Representative
  • Life, Health, and Variable Insurance Licenses
  • Accredited Asset Management Specialist™ Certification

Experience
Renee has more than 30 years of financial services experience. Originally from Beaver Dam, Wisconsin, she attended the University of Wisconsin – Eau Claire before moving to Mankato to join Piper Jaffray as a receptionist. In 1999, Renee joined an investment team that would later become the Morgan + Wittenberg Group.

Personal
Renee enjoys working with individuals and supporting the team in helping clients pursue their financial goals. Outside the office, she enjoys traveling to different areas to take in the local culture. She currently resides in Mankato with her dog, Bruno.

Stephanie-Lyles-Headshot

Stephanie Lyles

Senior Registered Client Service Associate

Contact Me

E-Mail Address

[email protected]

Phone Number

(641) 421-1903

About Me

Education

  • B.A., Business Administration, Ashford University

Licenses and Certifications

  • Series 7, General Securities Representative
  • Series 63, Uniform Securities State Agent
  • Series 65, Investment Advisor Representative

Experience
Stephanie began her financial services career in 2017 and joined Stifel in 2018. Prior to Stifel, she worked at Principal. She enjoys working on a team that provides wealth management and investment planning services tailored to each individual, business, or association.

Personal
Outside the office, Stephanie enjoys spending time with her husband and three kids. They currently reside in Mason City.

Abby Drummer Headshot

Abby Drummer

Registered Client Service Associate

Contact Me

E-Mail Address

[email protected]

Phone Number

(507) 389-3573

About Me

Education

  • B.S., General Studies, University of Wisconsin – La Crosse

Licenses and Certifications

  • Series 7, General Securities Representative
  • Series 63, Uniform Securities State Agent
  • Series 65, Investment Advisor Representative

Experience
Abby joined the Morgan + Wittenberg Group at Stifel in 2022. In her role, she enjoys working with a team of financial advisors and support staff who provide investment and wealth planning services to help clients pursue their financial goals. Prior to joining Stifel, Abby began her career at the Mankato Clinic as a Patient Account Representative.

Personal
Outside of the office, Abby enjoys spending time with her husband, friends, and family, reading a good book, and cheering on the Minnesota Vikings.

Trista-Brandt-Headshot

Trista Brandt

Registered Client Service Associate

Contact Me

E-Mail Address

[email protected]

Phone Number

(507) 389-3561

About Me

Education

  • B.S., Finance, Minnesota State University, Mankato
Licenses and Certifications
  • Series 7, General Securities Representative
  • Series 63, Uniform Securities State Agent
  • Series 65, Investment Advisor Representative

Experience
Trista began her financial services career at Stifel in 2023. During Trista’s time at MSU, she was an active member of the Financial Planning Club. Prior to graduating, she worked for Stifel as their branch intern.

Personal
Outside of the office, Trista enjoys spending time with her dog, Archie, and fishing with her family.

Jessica-Cockrell-Headshot

Jessica Cockrell

Client Service Associate

Contact Me

E-Mail Address

[email protected]

Phone Number

(641) 421-1910

About Me

Experience
Jessica joined Stifel as a Client Service Associate in 2023. Prior to joining Stifel, Jessica worked at First Citizens Bank as a teller and personal banker. She thoroughly enjoys the learning culture at Stifel, as well as every aspect of her daily activities.