Our Advisors

Navigating Medicare Together

Our dedicated team of licensed, knowledgeable Medicare advisors genuinely care about helping you make confident decisions. We take the time to understand your unique needs, explain your options in plain language, and guide you every step of the way. With deep expertise and a people-first approach, our advisors are committed to putting your best interests first—always.

Calvin Kortze - Lead Advisor

Calvin Kortze

Licensed Agent | Medicare Advisor

Calvin brings more than seven years of experience in the health insurance industry, with a strong focus on Medicare education and planning. He earned his bachelor’s degree in Accounting from Walsh University and has been instrumental in shaping the company’s Medicare-focused direction since 2019.

Committed to education and client empowerment, Calvin hosts two Medicare Educational Dinners each month throughout Northeast Ohio, helping individuals better understand their Medicare options and make informed decisions. Professionalism is a cornerstone of his approach, and he prides himself on communicating clearly and consistently with both new and long-standing clients.

Originally from Akron, Ohio, Calvin now resides in Lakewood with his wife. His key to success is simple: communication. Calvin believes in timely, transparent conversations and ensuring that no client is ever left waiting for answers.

Contact Calvin

  • (330) 808-1170
  • calvin@tniadvisors.com
Keith Carnahan

Keith Carnahan

Licensed Agent | Medicare Advisor

With over 35 years in the health insurance industry, Keith brings deep expertise and a broad perspective shaped by decades of hands- on experience. His career has spanned roles as a wholesaler and a sales leader, working closely with brokers, employers, and individuals to design and deliver effective health coverage solutions. Keith has successfully supported and sold products across large group, small group, and individual markets, adapting to an ever-changing regulatory and competitive landscape.

Know for his consultative approach and strong relationship-building skills, Keith combines industry knowledge with practical insight to drive results and create long-term value for clients and partners alike.

With a very large close-knit family, Keith values strong relationships both personally and professionally, and actively supports local charities and youth sports programs, giving back to the community.

Contact Keith

  • (216) 970-0552
  • keith@tniadvisors.com
Stephen Chalet

Steven Chalet

Licensed Agent | Medicare Advisor

Steven has almost a decade of experience in the insurance and financial planning industries and brings a wealth of knowledge and energy to the team. Earning a bachelor’s degree in financial planning from The University of Akron, Steven has a passion for protecting what people work hardest for, their health, and wealth.

Born and raised in Hudson, Ohio, Steven provides clear communication skills, and passion for helping others, are what make Steven a trusted Medicare advisor.

Contact Steven

  • (330) 690-6199
  • steven@tniadvisors.com
Sherman Kortze

Sherman Kortze

Licensed Agent | Medicare Advisor

Sherman is a health insurance expert with a strong track record of guiding individuals, families, and employers through the confusing process of health coverage. With in-depth knowledge of Medicare, he helps clients understand their choices, avoid costly mistakes, and select plans that align with both their healthcare needs and financial goals.

Known for his patient, educational approach, Sherman takes time to explain policy details, benefits, and regulations in clear, straightforward terms. He stays up to date on industry changes and compliance requirements, allowing his clients to make confident, informed decisions year after year. His dedication to personalized service and long-term client success has made him a trusted resource in the health insurance field.

Sherman currently resides in Canton, Ohio, just a short distance from where he competed on the track team at Walsh University. He graduated in 2017 with a Bachelor’s degree in Business Management and brings strong attention to detail along with a clear understanding of the importance of effective communication.

Contact Sherman

  • (330) 604-4491
  • sherman@tniadvisors.com