Jason Ainsworth in

Jason Ainsworth

Questioner · DISC type c
Chief Accounting Officer at VAST Data
📍 Winchester, Massachusetts, United States

Jason Ainsworth is the Chief Accounting Officer at VAST Data, bringing over 20 years of experience from his partnership at Deloittes Silicon Valley technology practice. A graduate of Cal Poly and a CPA, he has deep expertise in auditing and advising public and private software and SaaS companies.

Jason is deeply connected to his alma mater, California Polytechnic State University, where he serves as an Advisory Board Member for the Accounting Area. This demonstrates a commitment to giving back to the academic community and shaping future accounting professionals.

After a distinguished 20-year career at Deloitte, Jason transitioned his Big Four expertise to lead accounting functions at high-growth tech companies.

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Experience
18 Years
Current Role
Chief Accounting Officer
Job Level
Leadership
Location
Winchester, Massachusetts, United States
Personality Overview

How Jason shows up

Cautious & Analytical
Systematic
Not Easily Convinced

They prefer to do thorough analysis of any situation. While they don't hesitate to ask questions, they are generally risk-averse and tend to be late adopters. They are more likely than others to negotiate on pricing and terms.

Priorities

Topics Jason cares about

The AI Revolution
He has expressed excitement about how VAST Data is driving the AI revolution forward and that working on deals in this space is a career milestone.
Building Finance Teams
Frequently posts about hiring for his team at VAST Data, seeking leaders for a fast-paced and dynamic environment focused on growth and learning.
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Career

Work history

2-2025
Chief Accounting Officer
VAST Data
3-2022 - 2-2025
Chief Accounting Officer
Houzz
12-2014 - 3-2022
Advisory Board Member
California Polytechnic State University-San Luis Obispo - Accounting Area
1-2005 - 3-2022
Partner
Deloitte
US Technology Sector Leader - Audit & Assurance
Deloitte
In the press

Media appearances

No media yetWe could not find public media appearances for this person.
Education
2000 - 2004
Business Administration
California Polytechnic State University-San Luis Obispo
Social presence
in
Behavioral profile

DISC profile (public)

c

Calculativeness (C)

Calculativeness (C) reflects the degree to which a person is likely to be cautious, systematic and analytical. Those scoring high tend to emphasise quality and accuracy.

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