Since 2005, Joshua Tree has built a reputation in as being one of the most trusted names in tree services, lawn care, and pest control. From our humblest beginnings, we dedicated ourselves to stand out from our competition with a strong focus on training and professionalism.

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Our 50+ team members hold almost 60 industry-specific certifications! We believe that the bare minimum requirements for tree services, lawn care companies, and pest control services are simply not good enough for our customers.

Some of the additional certifications our experts hold include:

  • Tree Care: ISA Certified Arborists, Ornamental Tree & Shrub Care License, Tree Risk Assessor, Tree Climber Specialist, Aerial Lift Specialist, Chainsaw Specialist, Chipper Operations Specialist

  • Lawn Care: Lawn Care License

  • Pest Control: Applicator license in categories 6, 11, 12, 15, and 16. Game Commission nuisance wildlife trapping license. Purdue University Urban & Industrial IPM Certificate.

  • Safety: Certified Treecare Safety Professional, First Aid & CPR, Electrical Hazards Awareness, Flagger Certification
Tree care removal technician crew cutting limbs chainsaw

As our team and customer base have grown, we’ve continued to build a company culture that is centered around the principles that will not only distinguish us as local experts, but will ultimately provide the ultimate customer experience and a workplace that our team loves.

If you’d like to explore a career with Joshua Tree, check out our careers page.

And if you’re considering hiring us for your tree service, lawn care, or pest control needs, feel free to spend some time learning about our tree care, tree removal, lawn care, or pest control services and research helpful articles on our blog.

Our Team

Learn more about our management and support team.

Joshua Malik


Matthew Spiece
General Manager


Madison Malik
Marketing Manager


Kevin Seminerio
Operations Manager

  • Certified PA Applicator

Jenny Scala
HR Office Manager


Chris Cooper


Joe Fretz
Tree Care Supervisor

  • ISA Certified Arborist
  • Certified Pesticide Applicator
  • Tree Risk Assessor

Robert Hartenstine
Plant Health Care Supervisor

  • Certified PA License Categories 6, 7, 11, 16
  • CPR/First Aid/AED Certified

Wendy Harvey
Client Service Supervisor

  • Over 25 years in customer service

Melissa Lee
Lawn Care Supervisor

  • Certified PA License Categories 6, 7, 10, 11 and 16
  • CPR/First Aid/AED Certified

Julio Ormeno
Lawn Care Supervisor

  • Certified PA License Categories 7 & 10
  • First Aid/CPR/AED Certified
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Kourtney Ahlering
Pest Control Supervisor

  • Pesticide License Categories 16, 17 and 11
  • Purdue University "Introduction to Urban and Industrial IPM" course

Joe Zinni
Buxmont Branch Operations Supervisor


Jeff Dietrich
Account Manager

  • ISA Certified Arborist
  • PA Certified Ornamental Applicator
  • Tree Risk Assessor

Andrew St. Clair
Account Manager

  • ISA Certified Arborist
  • PA Pesticide License Category 7 and 23
  • OSHA 30
  • CPR/First Aid/AED Certified
  • Tree Risk Assessor

Steve Paepke
Account Manager

  • ISA Certified Arborist
  • Tree Risk Assessor

Curtis Stuber
Account Manager


Nam Nguyen
Account Manager


Jared Kor
Recruiting & Training Coordinator

The "Joshua Tree Experience"

Discovery Call

Connect with our Client Services team so we can gather information and discover your property goals.

Property Inspection

We'll inspect your site virtually for lawn care or pest control. Tree care requires an on-site inspection. Then we'll explain what services we feel can help you.

Immediate Proposal

We'll review your contract right on the spot, explain payment methods, and get your approval.

Service Schedule

We'll notify you one day before Lawn Care, Plant Health Care, and Pest Control services. Pruning and Removal services will be notified one week in advance.

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