A Team You Can Trust

When you work with us, you benefit from having the support and guidance of our entire team, not just a single advisor. Our team collaborates to find solutions that help give you confidence in your financial future.

This is personal finance made personal.

Leadership

David Lee

Founder & Managing Partner

David is founder and CEO of Mach 1 Financial. A graduate of the U.S. Air Force Academy, David served nearly a decade as an F-16 fighter pilot, before entering the business world to seek a more stable lifestyle for his wife and young children. Since 2005, it has been David’s goal to help protect the retirement assets of hundreds of retirees across the region.

David and his wife, Jennie, have two children, Faith and Connor. They reside in Springdale, Arkansas, where David enjoys church and charitable activities, spending time with family, flying, fly fishing, basketball, college football and traveling.

Matt Walters, CFP®

Partner & CEO

Matt is a graduate of Harding University, where he studied finance. He enjoys working with clients in various stages of life, helping people meet their goals regardless of what those might be. Matt can offer both investment and insurance products and services as he has passed his Series 65 securities exam and is insurance licensed.

Matt and his lovely wife, Haley, have three children: Bennett, Norah and Charlotte. They currently reside in Springdale, where they enjoy church, being outdoors, traveling and spending time with family

Lee Mackey, JD

Partner & President

Lee has spent nearly three decades offering financial services and advice to clients. He’s a graduate of Harding University in Searcy, Arkansas, and earned a law degree from Southern Methodist University in Dallas, Texas. Lee went on to hold management positions at various wealth management organizations in Arkansas, Tennessee and Kentucky before joining Morgan Stanley in 2011. In 2017, he fulfilled a dream by starting Mackey Investment Group. In 2022, Lee merged his practice with Mach 1 Financial Group, furthering his goal of serving clients across the state.

Lee maintains a strong sense of community, believing that giving back is vital to our community’s growth. While in Searcy, Arkansas, he was active with both the United Way and Child Safety Center. He has recently been appointed to the Board of Directors of the Children’s Advocacy Center of Benton County.

Lee is the proud father of Jake, Emma Kate, Lucy, Milly James and Kolt. He and his wife, Susan, live in Rogers, where they enjoy entertaining, traveling and attending Razorback sporting events.

Financial Advisors

John Martfeld

Financial Advisor - VP of Investments

John brings more than 20 years of experience to our team of advisors. A graduate of the University of Maryland, John joined Mach 1 in 2023 after spending 10 years as an independent financial advisor in Rogers, Arkansas. He believes every client’s needs are unique and enjoys creating a financial plan to help foster those needs.

John was born and raised in Rogers, where he currently resides with his wife Cathy. They have two sons, Connor and Colton. In their free time, John and Cathy enjoy spending time with family, traveling and playing golf in the natural beauty of Northwest Arkansas.

 

Eli Freeman, CFP®

Financial Advisor - VP of Planning

Eli joined the Mach 1 team of advisors in 2021. He holds a bachelor’s degree in finance from Oklahoma State University. Eli is a registered Investment Advisor Representative and a licensed life insurance agent.

Eli enjoys golfing, running and grilling with friends and family.

Passionate about providing financial clarity and direction, Eli enjoys meeting with and serving all of our clients.

Isaac Johnson

Financial Advisor - VP of Insurance

Before joining Mach 1, Isaac served in a variety of roles, working as a teacher, coach and real estate agent. He felt called to the financial industry while continually helping people with their finances.

Isaac and his wife are the proud parents of son Graham, who keeps them busy. When they do have free time, the couple also enjoys traveling, sports and walking their dog, Muss.

Graham Funderburk

Financial Advisor

Bio Coming Soon!

Nick McKenney

Financial Advisor

Bio Coming Soon!

Client Services

Susan Correll

Director of Client Services

Susan lives in Bella Vista with her husband of 37 years, Hal, and her two dogs, a Golden Retriever named Stella and a German Shepherd named Greta.

She has two adult children, both married. Her daughter, Tori, is an operating room nurse and lives in St. Louis with her husband, Vince. Her son, Harold, lives in Bentonville with his wife, Rachel, and her daughter, Cadence.

Susan attends First Baptist Church Bentonville and loves spending time with her family and the dogs.

Heather Conklin

Senior Client Service Manager

Heather is a graduate of Arkansas Tech University with a Bachelor of Science in business management and marketing. She and her husband, John, were both born and raised in Northwest Arkansas.

They have two daughters, Emily and Kristen. Ladybug is their sweet dog. Heather enjoys traveling, gardening and reading. She and her family attend church and are very grounded in their faith.

Cathy Martfeld

Client Service Manager

Bio coming soon!

Mary Harding

Client Service Manager

Mary loves hiking, photography and cheering on her son, who plays the French horn and is a very active in Boy Scouts. She loves working with clients.

Front Desk

Rachel Anderson

Director of First Impressions

Rachel and her husband, Jarrod, are both Oklahomans turned Arkansans. They have been married for more than 20 years and are busy raising three boys. Rachel was blessed to homeschool her boys until they started sixth grade. Now she works to create a joyful, helpful environment at Mach 1.

If she isn’t driving her sons to football practice, she is sitting next to Jarrod, watering her flowers or feeding the chickens. Her best time of the week is when they’re all home together for movie night. God has been so faithful to her and her family, and they aim to please Him as they continue to raise their boys into young men.

Melinda Venable

Office Manager

Melinda and her husband, Gerald, were born and raised in Fort Smith, Arkansas. They currently live in Rogers, where they raised their three children and are the proud grandparents of three precious grandchildren. Their daughter, Andrea, and grandchildren Avery and Atticus live in Rogers. Their son, Zach, daughter-in-law, Alex, and grandson Kasen live in Conway. Their youngest son, Koby, is a student at University of Arkansas – Fort Smith.

Melinda and Gerald enjoy spending time at the lake and watching Razorback sports. Woo Pig Sooie!!! They attend Southside Church of Christ.

Finance, Operations and Compliance

Brent Leas

Chief Compliance Officer

Brent is a graduate of Evangel University in Springfield, Missouri, where he earned a bachelor’s degree in biblical studies. He began his career in financial services in 1994 when he moved to Northwest Arkansas from Southwest City, Missouri.

Brent initially moved to Northwest Arkansas to serve as the children’s pastor for a local church (The Christian Center) to utilize his degree. To supplement his ministry work, Brent also worked part-time in a local bank. Eventually, he went full-time into the financial industry, specifically in investment and insurance services, in the early 2000s.

Brent and his wife, Stephanie, recently moved to Bentonville after living in Bella Vista since they were married in March 1995. He is the proud father of Breanna, Josiah and Sophia. He and his wife are still actively involved in lay ministry and serve at their local church, C7 Church, in Bentonville.

Tammy Lawler

Controller

Tammy joined the Mach 1 team in 2020. She grew up in the Memphis, Tennessee, area, where she graduated from State Tech with a degree in accounting and also met her husband, David.

Tammy and David moved to Northwest Arkansas in 2005. They have two grown children, Rebekah and Hannah. Tammy enjoys traveling to new locations, spending time with her family, sewing quilts and scrapbooking their family memories. She and her family attend First Baptist Church Bentonville.

Laura Parker

Director of Operations

Bio Coming Soon!

Marketing

Erica Chapman

Director of Marketing

Erica is a graduate of Ouachita Baptist University, where she received a bachelor’s degree in marketing and management.

A proud Bentonville native, Erica enjoys walking on the Razorback Greenway, spending time downtown and serving her local church. Erica loves working at Mach 1 for many reasons, but the Christ-centered culture is her favorite part.

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