Preston Osbourn II

Preston Osbourn II


Principal | Tax
With Grimbleby Coleman Since 2016

Education  & Certifications

  • Bachelor of Science, Business Administration, emphasis in Accounting, CSU Fresno
  • Graduate Certificate in Estate Planning, Golden Gate University 
  • Master of Science in Taxation, Golden Gate University
  • Certified Public Accountant


  • California Society of Certified Public Accountants 
  •  American Institute of Certified Public Accountants 
  •  Stanislaus Estate Planning Council, Past President 
  •  CalCPA San Joaquin Chapter, Past President 

Hobbies & Interests

family music

2002 & 2009

Favorite Number

“2002 and 2009, the year I was married and our twins were born!”