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Meet our Team Leaders


Leigh “Lou” Christman, Owner


  • Certified Arborist since 1995

  • Certified Tree Risk Assessor

  • Graduate of ASCA Academy for Consulting Arborists

  • AA in General Education, Cerra Coso College

  • BS in Organizational Management, La Verne University

  • Third generation arborist with more than 35 years of experience

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Karen Christman, Owner


  • Certified Arborist since 1997 

  • Licensed Pesticide Applicator 

  • AAS in Ecology and Environmental Technology, Paul Smith's College 

  • BS in Soil Science, Cal Poly, San Luis Obispo 

  • Instructor for Green Gardener Certification Program (2001-2011) 

  • Board of Directors, Santa Barbara Beautiful (2007-2011) 

  • Street Tree Advisory Committee, City of Santa Barbara (2007 to 2011) 

  • Landscape Chair, St. Raphael School Board, Goleta (2011 to 2018)


Robbyn, Office Manager


  • Arbor Services, Inc. team member since 2007

  • More than 15 years of experience in the tree care industry