Our Team
Our Commitment
KMK Financial Group began with a vision from our founder, Nathan Key — a belief that financial guidance should be personal, transparent, and rooted in genuine care. When Nathan named the firm “KMK,” he did so in honor of his two children, Kendall and Kameron — a reminder that every financial plan is ultimately about family, legacy, and building a secure future.
What started as a boutique practice dedicated to supporting families and business owners has grown into a full-service financial firm grounded in trust and long-standing relationships. From day one, Nathan set out to do more than manage wealth; he set out to empower people. Over the years, our team has helped clients navigate life’s milestones, protect what matters most, and plan with confidence.
Today, KMK Financial Group continues to evolve while staying true to the values that inspired its name: integrity, loyalty, and putting people first. We’re proud to serve our community and honored to be a trusted partner in every client’s financial journey.

Meet the Team
Nathan Key
Director of Wealth Management
(859) 657-8191
Nathan Key founded KMK Financial Group in 2012 after working in the financial services industry for 6 years. His vision for his firm is to provide clients with the experience, resources, and personalized attention required to help...
Chad Bentley
V.P. of Business Insurance & Estate Strategies
Chad Bentley has worked in the financial industry for over 22 years. With a focus on helping owners of closely held corporations and individuals, Chad welcomes the challenge of meeting each client’s distinct needs. As an Advisory...
Jack Lehman, CBEC
Director of Financial Planning
Jack Lehman joined KMK financial as a junior advisor in January 2025. Jack has a strong background in financial planning and prides himself on creating solutions to solve and plan for each client's unique financial needs. Currently...
Ali Miller
Director of Operations
Ali Miller, a proud graduate of Cincinnati Christian University, brings a vibrant blend of hospitality expertise and financial acumen to the team at KMK Financial. At KMK Financial, Ali's approachability and expertise break down the...