Photographic portrait of Kaspar Streiff
My unique contribution to building a better working world starts with me serving my team, clients and society with honesty and trust.

Kaspar Streiff

Regional Leader Northwest, Office Managing Partner Aarau, Assurance | EY Switzerland

Customer-focused and purpose-driven, supporting the next generation workforce. Enjoys the nature, family and playing clarinet.

Kaspar is Regional Leader Northwest (CH) and Office Leader Aarau.

As audit partner he serves privately owned and listed national and multinational industrial companies as well as foundations. He successfully provides insights and delivers value to clients, focusing on IFRS and Swiss GAAP FER accounting, accounting standard conversions and other transformational finance challenges.

In his role as Regional Leader Northwest he drives the middle market experience across service lines and sectors.

He is Swiss Chartered Public Accountant and holds a Master of Arts degree from the University of Zurich as well as a diploma as IFRS accountant.

How Kaspar is building a better working world

“My unique contribution to building a better working world starts with me serving my team, clients and society with honesty.

I commit to creating a client experience and team environment that is built on trust and to focusing on supporting the next generation workforce for a positive societal impact.”

Contact Kaspar