Patrick Thiermann
Senior Accountant at Withum | Rancho Santa Margarita, California, United States
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Patrick Thiermann currently serves as a Senior Accountant at Withum, where he plays a vital role in delivering high-quality audit and assurance services to a diverse portfolio of clients. Leveraging over six years of experience in the auditing field, Patrick specializes in conducting comprehensive fiscal year-end audits for Employee Benefit Plans and Non-profit organizations. His expertise extends to preparing detailed financial reports that ensure compliance with regulatory standards and accurately reflect clients' financial positions.
At Withum, Patrick is known for his meticulous attention to detail and strong leadership skills. He manages a small team of accountants, guiding them through complex audit procedures, from planning and risk assessment to testing and reporting. His proficiency in areas such as IT audit, cybersecurity, and research allows him to identify potential vulnerabilities and implement best practices for data security and internal controls. Patrick’s background in business administration with an emphasis in accounting and informational systems provides him with a solid foundation for integrating technology into audit processes, enhancing efficiency and accuracy.
His skills in Microsoft Office, especially Excel, enable him to analyze large datasets effectively, while his leadership and teamwork capabilities foster a collaborative environment that drives successful project completion. Patrick’s commitment to continuous professional development and his ability to adapt to evolving industry standards make him a valuable asset to Withum’s audit team. Overall, his comprehensive expertise in financial reporting, internal controls, and IT audit positions him as a trusted advisor for clients seeking reliable and compliant financial solutions.
Senior Accountant at Withum in January 2021 to Present
Certified Audit Intern at Lindquist LLP in June 2015 to August 2017
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California State University, Fullerton, Bachelor of Business Administration - BBA, July 2026
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Account Management
Data Analysis
Accounting
Team Management
Microsoft Office
Microsoft Excel
ProSystem fx Engagement
Research
Project Management
Strategic Planning
IT Audit
Information Assurance
Cybersecurity
It audit
Information Technology
Accounts Payable
Economics
Finance
General Ledger
Journal Entries
Microsoft Word
Microsoft PowerPoint
Management
Leadership
Teamwork
Team Building
Team Leadership
Communication
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Discover more about WithumWhat is Patrick Thiermann email address?
Email Patrick Thiermann at [email protected] and [email protected]. This email is the most updated Patrick Thiermann's email found in 2026.
What is Patrick Thiermann phone number?
Patrick Thiermann phone number is 9499394404.
How to contact Patrick Thiermann?
To contact Patrick Thiermann send an email to [email protected] or [email protected]. If you want to call Patrick Thiermann try calling on 9499394404. (updated on May 20, 2025)
What company does Patrick Thiermann work for?
Patrick Thiermann works for Withum
What is Patrick Thiermann's role at Withum?
Patrick Thiermann is Senior Accountant
What industry does Patrick Thiermann work in?
Patrick Thiermann works in the Information Technology & Services industry.
Patrick Thiermann Email Addresses
Patrick Thiermann Phone Numbers
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