Daryl’s Tree Care & Surgery Pty Ltd clientele has consisted of the following organisations.
- Austin & Repatriation Medical Centre
- Trinity Grammar School
- Box Hill Cemetery
- Negri Contractors
- Whitefriars College
- Blackburn English Language School
- C J Stephens Constructions
- Vic Roads
- Holmesglen Institute of TAFE
- Ross Hunt Real Estate
- Parks Victoria
- Salvation Army
- Marcellin College
- Blackburn High School
- Forest Hill College
- Urbaneco Australia (Urban landscape design company)
- Amcor
- Maroondah Hospital