Get to Know the Team at Summit Center Insurance Services

Summit Center Insurance Services » About

You’re not just a policy number to us—you’re our neighbor! We take the time to get to know your needs and goals so that we can provide you with the best insurance coverage for your budget. Trust the team at Summit Center to look out for your home, auto, life, and business insurance needs.

Insurance agent consulting young multi-ethnic couple about renters insurance
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We offer a range of policies for individuals, families, & businesses

Get to Know Us

Summit Center Insurance Services is an independent, family-owned agency based in Gretna, Nebraska. Opened in 2015 as Kingdom Insurance Group, Inc., we established many great relationships with A.M. Best insurance carriers. We continue to evolve and our new name, adopted in Spring 2022, reflects the heights of excellence to which we continually aspire.

Our Mission

Our mission is to be the premier insurance service agency that guides clients with honesty, a spirit of collaboration, and care for the communities we serve. We’ll ensure you have proper protection and peace of mind for years to come.

Our Vision

Our vision is to make our clients our priority. Whatever the situation, we’ll guide you through your decision-making process, one step at a time. We’re here to provide clients with great advice, tailor-made solutions, and incredible customer service.

Our Team


Tyler Ortlieb


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Born and raised in Gretna, NE, Tyler has proven his ability to lead and motivate the team at Summit Center. Tyler graduated from Hastings College in 2015 and started his career in the insurance and finance industry as a Financial Advisor with New York Life Insurance Company before joining Summit Center as the President.

Tyler’s experience as a talented athlete—as well as growing up in his father’s shadow—instilled in him the benefits of a strong work ethic. Tyler has held a successful college soccer career, and it is clear that his strategy, persistence, and determination on the field has translated directly to his career with us at Summit Center. He is structured, persistent, goal-oriented, dedicated, and hardworking.

Tyler has always been family-oriented and actively involved within the Gretna, NE community. His dedication to serving as a role model for younger athletes has inspired him to provide exceptional service to his clients at Summit Center.

Doug Ortlieb, LUTCF

Vice President

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Our Vice-President and owner, Doug, has over 25 years of experience in new business development, sales, marketing, and management working for nationally-known companies. Many of these years were spent specializing in the care and protection of clients by providing insurance plans to meet their specific needs.

Doug is best described as a family man. He and his wife, Denise, have been married for over 24 years, and they have dedicated their lives to raising their children: sons Tyler, Cody, and Stephen, and daughter Trinity. Doug’s dedication to his family, and his compassionate nature, is what drives him to build lasting relationships with his clients and his employees. Other peoples’ needs always come first.

Doug’s industry distinctions include Branch Leader 1990; Chamber of Commerce “Business of the Year” 1995 and 1996; Conference Qualifier and Millionaires Qualifier in 2001 and 2002 as an Agent; and Conference Qualifier in 2006, 2009, 2012 and 2013 as a Manager. Doug is licensed in Property/Casualty, Life/Health, Series 6 & 63 and has the distinguished Life Underwriter Training Council Fellow [LUTCF] designation.


Katrina Hjermstad


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As a child in a military family, Katrina Hjermstad has lived in a wide variety of places—including in the Philippines, Hawaii, San Diego, and Maryland. Her family finally settled in her parents’ hometown of Cedar Rapids, NE, where she graduated from high school.

Katrina attended and graduated from UNK with a B.S. in Business. She has been married to her husband, Marc, for 21 years, and they have three daughters together. Their family is proud to call Gretna, NE, home after living here for over 16 years. Katrina and Marc enjoy spending time with their family and being active members of the community, including as parishioners of St. Patrick’s Catholic Church.

Katrina has extensive experience working in both customer service and the insurance industry. Her career includes employment at Mutual of Omaha, Travelex Insurance, and Shelter Insurance. She brings 20+ years of expertise to Kingdom, and is licensed in Life, Health, Property, and Casualty insurance.

Nate Fibich


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Nathan was born and raised in Gretna, NE, where he attended Gretna High School proving to be a resilient student and athlete. He earned his bachelor’s degree from Bellevue University where he played four years of soccer. In those four years, he learned the true nature of hard work which was shown in the classroom and on the field. One of Nathan’s greatest passions is the outdoors; it doesn’t matter if it is hunting or fishing. Nathan has been an assistant coach for Gretna High School soccer for the past year and a half where he strives to be a role model to youth athletes outside of his work and give back to the community. Nate specializes in property & casualty insurance to best protect your home, auto, and business needs. Nathan is eager to continue forming long lasting relationships and building those relationships into clients.


Shelly Stonacek

Office Administrator

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Shelly serves as an Office Administrator at Summit Center Insurance. She grew up in a small town in Iowa and attended a two-year college where she received an Associate Degree in Executive/Legal Secretary. She has worked for a couple of different insurance companies after graduation. Shelly is married to her husband, Jeff and together they have raised three children, Tyler, Brent and Kelsey. Shelly has been a stay-at-home mom until all of her children started school and then she took a job at St. Charlies Borromeo. While working around their schedules, Shelly spent many hours volunteering at the elementary school with the PTO. Shelly has been the club administrator at Gretna Elite Academy for over 10 years. She understands the importance of customer service and responding to others in a timely and friendly manner.


Justin Hochstein

Estate & Tax Attorney / Financial Advisor

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Justin was born and raised in Norfolk, NE, where he attended Norfolk Catholic High School. He earned his bachelor’s degree from Creighton University, with dual majors in Finance in Management, as well as a law degree from the University of Nebraska. In addition to serving in the United States Army and as a Captain in the Nebraska National Guard, Justin has operated a joint legal and financial practice for over five years. He has grown his presence to include dedicated offices in Omaha and Lincoln, with satellite offices in Howells and Kearney.

In order to provide his clients with the expertise and attention to detail they deserve, Justin focuses solely on estate and business planning. He works in conjunction with accountants and financial advisors, as well as other attorneys to ensure the client’s plan is properly tailored to fit their unique needs.

Justin is an avid sports fan, cheering for the Dallas Cowboys (NFL) and Creighton Bluejays (basketball) as well as all Nebraska football. He loves traveling and plays in a local golf league. Justin married his wife, Kylie, in November 2017.

Denise Ortlieb

Office Administrator

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Denise serves as our Office Administrator, helping the agents prepare quotes and ensuring they have all needed information and documents. She grew up in Hastings, NE but moved to Lincoln to study cosmetology and barbering at College of Hair Design. She worked for salons in Lincoln and in Boulder, CO before launching her own in-home salon.

In 2003, her family moved to Gretna, NE and she was a homemaker for their first few years here. She took a role with Gretna Public Schools in 2006 and served as a Para Educator for 10 years with Kindergarten and First Grade. She joined the Summit Center team in 2016.

Providing the highest caliber of expertise, integrity, and customer service, with the most competitive insurance products and services.

Summit Center Insurance Services is here to help with all your insurance needs.

Get In Touch

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Visit Us

Monday – Friday:
8 a.m. – 5 p.m.
And by appt


402-230-7783 (Fax)


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