Providing insights you need to build value
Our unique combination of scale and agility along with our industry-specific focus helps us provide timely due diligence, transaction support and portfolio company value creation services.
We help our clients make the right decisions throughout the entire deal life cycle while providing insights on timely, pivotal issues such as valuation and cybersecurity. Our wealth of experience in private equity also helps us perform unparalleled tax and audit services for our PE firm clients and their portfolio companies.
How we can help you
Our dedicated, industry-focused audit, tax and advisory teams are ready to help, with the scale, skill and service you'll only find here
Private Equity Audit Firm of the Year
Private Equity Wire's selection of Grant Thornton LLP as U.S. Audit Firm of the Year in 2024 provided independent recognition of our commitment to audit quality and meeting the changing needs of our PE clients and their portfolio companies.


Our fresh thinking

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Connect with our Private Equity team



Mike Notarangelo
Partner, Private Equity Audit Leader
Grant Thornton LLP
Principal, Grant Thornton Advisors LLC
Mike Notarangelo is an experienced partner with a proven track record serving our firm’s largest clients. He is currently an audit Partner based in the Northeast Region that extends from New York to Boston and is Grant Thornton’s National Private Equity Audit Leader.
New York, NY
Industries
- Insurance
- Manufacturing, Transportation & Distribution
- Retail & consumer brands
- Technology, media & telecommunications
Service Experience
- Audit & Assurance



Colin Singleton
Principal, Transaction Advisory Services
Grant Thornton Advisors LLC
Colin Singleton is a Transaction Advisory Services principal who leads both buy- and sell-side due diligence projects including for stand-alone acquisitions, corporate carve-outs, add-on transactions, joint ventures and lending situations ranging in size from under $10 million to over $50 billion.
Arlington, Virginia
Industries
- Manufacturing, Transportation & Distribution
- Technology, media & telecommunications
- Transportation & distribution
- Private equity
Service Experience
- Advisory
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