Acorn is a fully licensed, insured and locally owned business. Acorn is proud to offer services that include arborist, tree trimming, tree pruning and tree removal Sacramento.As part of its expert team, Acorn features five arborists certified by theInternational Society of Arboriculture (ISA); two ISA Western Chapter certified tree workers; and one tree safety professional certified by theTree Care Industry Association (TCIA). Acorn’s staff adheres to industry-accepted standards such as not using outdated and harmful practices like topping trees or using climbing spikes while pruning.