Our Team

Irene Buenavista

Senior Accounting Manager

As a Senior Accounting Manager, Ms. Buenavista works closely with Pinnacle’s staff and clients to provide various accounting and financial services including payroll, general ledger management, revenue management, expense management and related reporting.

Irene has years of accounting and office administration experience in the special districts, healthcare, construction and engineering industries. Her background in an office setting and in customer service have shaped her organizational and time-management skills allowing her to recognize the value of completing tasks with accuracy and efficiency. Her systematic approach and strong work ethic are valuable qualities in her various duties.

She obtained a Bachelor of Science in Business Administration with an emphasis in Accounting from Colorado State University.

Irene enjoys spending quality time with her family, as well as puzzles, board games and Colorado summers.


  • Governmental Accounting7 years experience
  • Accounting16 years experience
  • Special District Accounting8 years experience


  • B.S. Business AdministrationColorado State University