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Our Staff

Tony Valk


Tony is one of the two owners of Evergreen of Johnson City. If you visit the store, you’ll likely spot him helping customers. Tony believes that the key to a successful business is rolling up his sleeves and working alongside his employees. He focuses his attention towards retail activities, advertising, vendor management, product purchases, and accounting. He’s one of our many plant experts and is always happy to answer any gardening question.

Michael Valk


Michael, an owner of Evergreen of Johnson City, is our landscaping and landscaping design expert. He also assists with various retail services including accounting, product management, and purchasing our Tree & Shrub and Water Gardening product lineup. Like his brother, Michael can always be found helping day-to-day customers with a friendly smile. Need help with a new landscaping design? Michael is the person to call.

Jen Larson

Assistant Store Manager

Jen is our assistant store manager and joined our team in 1997. She has a knack for problem solving and finding beautiful garden décor. Her favorite thing to do is help customers find creative solutions to their gardening problems. Because of her love of finding unique, affordable decor for the home and garden, she has helped us create one of the most diverse selections of garden gifts in our area.

Sheila Mathes

Greenhouse Manager

As Evergreen's greenhouse manager, Sheila has helped us create one of the largest and most impressive displays of houseplants, annuals, perennials, and vegetables in our area. Sheila is one of our expert gardeners and she assists in both managing personnel and merchandise within our stunning greenhouses. If you want to talk to her though, you'll have to walk fast because she’s always hard at work.

Dennis Bryer

Landscape Designer

With over 15 years of professional gardening experience, Dennis is one of our landscape designers. Dennis has a diverse level of experience that includes knowledge of a wide array of plants and landscape features including water gardens, terracing, patios, and walkways.

Dennis also focuses on specialized maintenance care packages for his clients containing a vast array of services to ensure proper care and upkeep.

Eric Kraus

Landscape Production Manager

Eric currently serves as Evergreen's landscape production manager. He works to maintain and direct our landscape production work force and equipment. Eric brings over 20 years of landscaping experience to our team. His extensive knowledge has helped make us a leader in providing top quality landscaping services in our region.

Allison Peterson

Accounting Manager

Allison is our Accounting Manager. She has assisted us in customizing our accounting and office management needs. Although she was born in Mississippi, Allison has been part of our team for over 10 years. Whether by intention or not, Allison has become a skilled gardener simply from tending to her home's landscape and water garden.