Gregory A. Wahl, CPA
Founder, Principal Strategist & Visionary Leader
Gregory A. Wahl, CPA, is the founder and 100% owner of Wahl Street Accountancy Corporation and the strategic lead behind the firm’s advisory and assurance practice.
With 26 years of global audit, transaction, and public-company reporting experience, he brings Wall Street-level sophistication to high-growth private companies, cross-border enterprises, and issuers preparing for public markets.
Greg’s career spans North America, Asia, Europe, South America, and Africa, advising companies through complex transactions, public listings, restructurings, capital raises, and M&A events. He is widely recognized for completing difficult engagements under tight timelines and for operating seamlessly at every level of an organization.
Unmatched Expertise in Accounting, Audit and Assurance Services
Greg’s portfolio includes leading engagements across a wide spectrum of accounting, audit and assurance services, supported by deep technical knowledge and hands-on operational experience.
Key Career Highlights
Early Career & Leadership Roles
Greg began his career with KPMG LLP in 1999, advancing to Audit Manager before transitioning to senior leadership at a regional public accounting firm in Orange County, where he served as Managing Partner from 2005 to 2007.
He later built an international boutique practice from a two-partner firm into a 130+ professional organization with 42 offices worldwide, including locations in the U.S., Canada, China, Hong Kong, Mexico, and Colombia.
Global Transaction & Capital Markets Expertise
For more than two decades, Greg has guided companies through SEC and Canadian public-company filings, helping issuers complete:
- Form 10, Form S-1, and reverse takeover (RTO) transactions
- Secondary public offerings
- NYSE and NASDAQ up-listings
- FINRA and SEC comment-letter resolution
His capital-markets work includes supporting $3.5+ billion in aggregate capital raises alongside leading institutions such as Deutsche Bank, Jefferies, JP Morgan, Dawson James Securities, Dominick & Dominick, and Merrill Lynch.
Securitization & Complex Transactions
Greg has participated in six securitization transactions exceeding $2.0 billion, providing accounting, diligence, and Regulation AB compliance support, including due-diligence assistance for a major Wall Street underwriter.
Operational Leadership & Restructuring
Greg has stepped into hands-on executive roles, including CFO, COO, and CMO, for an FDA-registered pharmaceutical company, leading the restructuring and strategic preparation for a simultaneous acquisition and IPO.
He has also completed eight successful acquisitions for his own companies and continues to advise on buy-side and sell-side due diligence, quality of earnings, and financial accounting advisory services.
Current Advisory Work
Greg currently advises SEC registrants and private companies on financial reporting, operational controls, and compliance audit services. His largest current client is completing a $40 billion bond listing on the London Stock Exchange, where he has played a significant role throughout the listing process.
The Qualifications Behind the Expertise
Credentials
Certified Public
Accountant licensed in and fully current with all CPE requirements across: Arizona • California • Colorado • Florida • New York • Texas
Education
Bachelor of Business Administration in Finance with Honors, Simon Fraser University
The Working Experience: Greg’s Approach
Working with Greg means partnering with someone who thrives under complexity, especially those requiring meticulous audit and assurance services. He brings clarity to high-stakes situations, moves quickly without sacrificing accuracy, and anticipates issues long before they appear in diligence or reporting.
Clarity
He brings structure and definition to complex, high-pressure situations.
Precision
He moves quickly while maintaining accuracy and technical rigor.
Foresight
He anticipates risks long before they surface in diligence or reporting.
Insight
He translates technical issues into actionable, commercially sound decisions.
Versatility
He operates effectively across executive, operational, and technical teams.
Discipline
He maintains a solutions-first mindset throughout every engagement.
When the Stakes Are High, Experience Matters
High-pressure transactions leave no room for guesswork. Whether the need is audit and assurance services, capital-markets support, or complex transaction oversight, Greg brings the judgment, speed, and precision needed to move through scrutiny with confidence. If the next step is critical, he’s the advisor you want in the room.