Our History

World Tree Service, Inc. offers full-service tree care to clients throughout the Bay Area. The company’s services include hazardous tree removal, pruning, safety trimming, preventive maintenance, arborist reports, stump grinding, diagnosis and treatment, and emergency response. It also offers consulting services and uses multi-technical methods to tend and restore trees.

Partners James Cairnes and Natalie Carey are both California-certified and ISA Tree Risk Assessment Qualified (TRAQ) arborists who are marking their 26th year doing business in Marin County. Mr. Cairnes received his national diploma in arboriculture in England in 1990, and he practiced tree care in five countries before settling in California. He says World Tree Service is committed to providing high-quality tree care with an honest, knowledgeable, professional approach that has earned the respect and trust of clients.