Better Experience


Meet our team of Certified Arborists, Licensed Applicators, and Account Managers. 

Kelly Colon

Customer Service Support

Kelly Colon is the Customer Service Support coordinator at Tree Top. Kelly has over ten years in Customer Service and is passionate about providing an excellent experience for our customers

Joe Sosa

Accounts Manager

joe Sosa is Tree Top commercial accounts manager. He helps our commercial customers by organizing their accounts and create plans to suit each property. 

Randi Grady

Human Resources

Randi Grady is the Human Resources Manager at Tree Top. She has over 5 years of experience in the tree care industry and Human Resources. 


Operations Manager

James Knotts

James is the founder of Tree Top and a certified arborist.


Anna Knotts


Partnered with James Knotts, James and Anna work together to run Tree Top


Tree Top is licensed and insured in the following cities-

  • Fort Collins

  • Wellington

  • Berthoud

  • Loveland

  • Longmont

  • Greeley


Tree Top offers a variety of services based on your needs.


The Tree Trimming Team consists of skilled Arbosists who will prune and remove trees in accordance with industry standards. 

The Plant Health Care Team provides consultations, diagnosis, and treatment plans for declining or at risk trees. Services include; Deep Root Fertilization, Emerald Ash Borer, Insect Control (aphids, plant bug, scale, mites, Ips, Zimmerman Moth, borers), Disease Control (apple scab, powdery mildew, fungal diseases), Winter Watering, Establishment Watering, Growth Regulation, and Chlorosis/Iron treatments.