Sebastian Jennings

Sebastian Jennings is the Senior Director and Consulting Arborist for the St. Louis market for Ryan Lawn and Tree. Sebastian has more than 10 years of experience in Arboriculture and is an ISA Certified Arborist and Certified Tree Care Safety Specialist.

Sebastian loves that his job creates outdoor living spaces that customers are proud of while creating career opportunities for professionals who truly care about their customers.

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Consistently Outstanding Service
“As always, Ryan Lawn & Tree has knocked it out of the park with my lawn this year. The comments from neighbors say it all.”

- Scott W.
A Lawn That Gets Compliments
“RYAN knows when to provide fertilizer, pre-emergent for weed control, rodent control, mosquito control, etc. I get compliments from neighbors every year because my lawn looks so good.”

- Keith T.
Exceptional Attention to Detail
“It’s by far the best work I’ve had compared to companies I’ve used in the past. Very thorough and attentive to make sure every square inch of our yard was taken care of!”

- Joe M.

Recent Work

Expert Care for Lawns, Trees, and Landscapes.

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