Our Team

The Heltzel Kalloz Financial Advisory Group is a team of dedicated financial services professionals who are well qualified to serve you. Together, we offer you the benefits of our more than 55 years of combined industry experience, training, and knowledge. We are also devoted to providing you with exceptional personal service that exceeds your expectations.

Everyone in Heltzel Kalloz Financial Advisory Group lives in the community in which we work, and we share its family values. We take pride in giving back to our community, as a business and as individuals, through charitable fundraising events, involvement in local schools and institutions, and support for nonprofit organizations.

Mary C. Heltzel, CIMA®, AIF®, ChFC®, CRPC™, CRPS™ Senior Vice President/Investments

Mary C. Heltzel, CIMA, AIF, ChFC, CRPC, CRPS

Senior Vice President/Investments

Contact Me

E-Mail Address

[email protected]

Phone Number

(717) 741-8911

About Me

  • Strengths in retirement planning, 401(k)s, education planning, estate planning strategies, endowment funds, and investments.
  • Certified Investment Management Analyst® designation
  • Accredited Investment Fiduciary® designation
  • Chartered Financial Consultant® designation
  • Chartered Retirement Planning Counselor™ designation
  • Chartered Retirement Plans Specialist™ designation
  • Life, health, and variable insurance licenses (including annuities)
  • FINRA Series 7, 63, and 65 securities licenses

Mary has been in the investment industry since 1994 and joined Stifel in 2013. Prior to joining Stifel, she spent nearly two decades at Merrill Lynch. Mary has achieved a distinguished career in the financial services industry based on two key principles: putting her clients’ interests first and providing exceptional personal service.

Mary was named to the Forbes’ Top Women Wealth Advisors list in 2020 and Forbes’ Best-in-State Women Wealth Advisors list in 2022, 2023, and 2025.

Mary focuses on retirement planning, education planning, estate planning strategies, and investments to create traditional portfolio investment allocations.

A Pennsylvania native, Mary grew up in York and went to school in York. Active in her community, she was involved with past boards related to the arts and works diligently to assist with children’s education. Mary is also involved with several community service organizations.

Mary continues to live in York with her husband, Dave. Her son, Douglas, and his wife, Karen, and daughter, Lauren, and her husband, Justin, also reside in the York area. Outside the office, she enjoys spending time with her grandchildren, Sean, Aiden, Dean, and Valera.

Forbes’ America’s Top Women Wealth Advisors and Best-in-State Women Wealth Advisors rankings are based on the 12-month period ending September 30 of the year prior to publication and selected by SHOOK Research, LLC from a pool of nominations as indicated in the methodology. The rankings may not be representative of any one client’s experience and are not indicative of the financial advisor’s future performance. For more information, see www.stifel.info/award-disclosures.

Michael A. Kalloz, CFP®, CRPC™ Vice President/Investments

Michael A. Kalloz, CFP, CRPC

Vice President/Investments

Contact Me

E-Mail Address

[email protected]

Phone Number

(717) 740-4400

About Me

  • Strengths in retirement planning, debt management strategies, personal credit, cash management strategies, budgeting, charitable giving, 401(k)s, and special needs planning.
  • Certified Financial Planner® certification
  • Chartered Retirement Planning Counselor™ designation
  • Life and variable insurance licenses (including annuities)
  • FINRA Series 7, 63, and 66 securities licenses

Michael began his investment industry career in 2008, helping clients manage their personal credit and fulfilled their lending needs for banks. Mike assisted clients in managing their day-to-day investments and their debt obligations, while still saving for retirement.

In March 2010, Mike joined Merrill Lynch as a Financial Advisor. In 2013, his team joined Stifel, where he continues practicing his client-first philosophy and combining his talents with those of the other team members to consistently strive to exceed clients’ expectations.

Mike grew up in Gettysburg and graduated from Shippensburg University. He lived in Philadelphia for five years before moving back to central Pennsylvania after getting married.

Mike lives in Elizabethtown with his wife, Liza, and their daughters, Cora and Vivian. He is active in his church and has served on several boards. Mike also devotes time to raising autism awareness and enjoys family time, running, and baseball.

Karen L. Heltzel, Financial Advisor

Karen L. Heltzel

Financial Advisor

Contact Me

E-Mail Address

[email protected]

Phone Number

(717) 741-8906

About Me

  • FINRA Series 7, 63, and 65 securities licenses

Karen began her investment industry career at Stifel in 2015. Prior to joining Stifel, she spent time working in the publishing industry. Karen is dedicated to helping the team’s clients create customized wealth management strategies designed to help them pursue their short- and long-term goals.

Karen attended classes at PITT. Born and raised in York County, Pennsylvania, she enjoys spending her free time with her husband, Doug, her daughter Valera, and her Basenji, Ruca. Outside the office, she enjoys spending time with her family, gardening, and traveling.

Christina M. Stevens

Client Service Associate

Contact Me

E-Mail Address

[email protected]

Phone Number

(717) 741-8910