Team

Reliable Tree Care

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Kyle Lang

Owner

Kyle purchased Reliable Tree Care in 2016, continuing the legacy of a company that has proudly served the St. Louis area for over 45 years. Already established as a trusted tree care provider, Kyle focused on strengthening and growing the business while preserving the reputation for quality work and dependable service that customers had come to expect.



Under his leadership, Reliable Tree Care has expanded its capabilities, invested in modern equipment, and reinforced a culture centered on safety, professionalism, and customer satisfaction. Kyle remains committed to honoring the company’s history while continuing to move it forward for the next generation.

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George Williams

Divisional Manager

George, our Divisional Manager, has dedicated his life to tree care. With years of hands-on experience, he expertly manages bids, works closely with customers, oversees crews and scheduling, and ensures every job is done right. As our go-to tree expert, George is committed to providing top-quality service and customer satisfaction.

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Jim Beckring

Sales Representative

Jim, our Sales Estimator, brings years of hands-on experience as a former tree crew groundsman. His firsthand knowledge of tree care allows him to provide expert advice and accurate estimates. Friendly and knowledgeable, Jim is always ready to answer questions and help customers find the best solutions for their tree care needs.

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Zack Cook 

Crew Foreman, Lead Climber, and ISA-Certified Arborist

Zack has been a dedicated member of Reliable Tree Care since February 2016. With a decade of hands-on experience in tree removal, trimming, and advanced climbing techniques, he plays a key role in leading crews safely and efficiently on every job.


In 2021, Zack earned his credential as an ISA-Certified Arborist, reinforcing his expertise in proper tree care, safety standards, and industry best practices. He is known for his strong leadership, precision, and commitment to quality work.


Outside of work, Zack enjoys spending his downtime hunting and being outdoors.

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Chris Kern

Account Manager

With 38 years in the green industry, Chris brings deep expertise in landscape design, construction, and horticultural sales. He began his journey in the Landscape Architecture program at KSU and has been helping clients bring their outdoor visions to life ever since. Since joining Kyle’s in August 2024, Chris has focused on understanding each customer’s unique needs and delivering personalized, attentive service from start to finish.

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Angie Howell

Finance & Office Manager

With 18 years of financial expertise and more than a decade of experience in the landscape industry, Angie plays a crucial role at Kyle’s. She oversees the financial health of the company. Beyond her financial role, Angie also acts as the office manager, handling a variety of operational tasks and providing support to team members across all areas. Her strong background in both finance and landscape management makes her a versatile asset, and she is dedicated to keeping everything running smoothly for the entire team.

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Sarah Suntrup

Administrative Assistant

Sarah has been in the landscaping industry for nearly five years and is the go-to person for just about everything at Kyle’s. She plays a vital role in supporting the sales team, assisting Kyle directly, and keeping day-to-day operations running smoothly. With a passion for helping customers bring their outdoor visions to life and a knack for organization, Sarah is the keeper of the details and a key part of what keeps our team moving forward.

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Jess Graves

Administrative Assistant

Jess brings over a decade of customer service experience to our team, with the past year focused in the landscaping industry. She specializes in accounts payable and provides day-to-day support to both our customers and sales team. Known for her friendly demeanor and attention to detail, Jess plays a key role in ensuring smooth communication and a positive experience for every client.

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Sandy Middendorf

Office Support

Sandy plays an important role in supporting daily operations at Reliable Tree Care. With a strong administrative background and a detail-oriented approach, she helps ensure communication between customers, crews, and office staff stays organized and efficient.


Known for her reliability and positive attitude, Sandy assists with scheduling, coordination, and behind-the-scenes tasks that keep projects moving smoothly. Her commitment to accuracy and customer service helps create a seamless experience from the first call to project completion.

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Luke Rohowetz

Account Manager

Luke brings a strong background in commercial landscape management and client relations to Kyle’s Landscape Service. With previous experience as a Commercial Account Manager and Project Manager, he understands both the operational and financial side of maintaining high-performing properties.

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Kayla Ziegler

Administrative Assistant

Kayla brings strong administrative experience and a customer-first mindset to Kyle’s Landscape Service. With a background in healthcare scheduling, real estate office management, and customer support, she keeps daily operations organized while handling high volumes of calls, emails, and office tasks with efficiency and attention to detail. She is known for her positive attitude, reliability, and willingness to jump in wherever she’s needed. 

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Trevor Majino

Landscape Designer

Trevor brings creativity and technical expertise to his role as Landscape Designer at Kyle’s Landscape Service. With experience in 2D and 3D design, detailed site measurements, and construction plan development, he helps clients clearly visualize their projects before installation begins. Trevor is known for his strong communication skills, creative problem-solving, and ability to make real-time design adjustments that bring clients’ ideas to life.