
ABOUT US

SOLIDUS CPA, LLC is a bilingual (English/Spanish) accounting firm providing accounting, tax, and fractional CFO advisory services to small businesses and individuals seeking compliance, books cleanup, and strategic financial guidance.
Sonia Lee Ng, CPA, CPFC®
Summary:
With more than 15 years of experience in public accounting, Sonia Lee Ng brings a practical, process-driven approach to financial reporting, tax compliance, and advisory support.
Industries Served:
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Legal and Professional Services
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Medical and Dental Practices
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Real Estate and Rentals
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Restaurants and Hospitality
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Retail and E-Commerce
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Construction and Trade Services
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Manufacturing
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Farming
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Government consulting and public-sector support (select engagements)
Sonia works closely with clients to deliver clear, reliable financial information that supports compliance, informed decision-making, and long-term stability.
Professional Affiliations:
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American Institute of Certified Public Accountants (AICPA)
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Puerto Rico College of Certified Public Accountants
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Nebraska Society of Certified Public Accountants
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Fincert.org a division of the Institute for Financial Literacy
Certifications:
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CPA - Certified Public Accountant
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CPFC® - Certified Personal Finance Counselor®
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Puerto Rico Specialist in Returns Declaration and Reimbursement Claim
Education:
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University of Puerto Rico in Bayamón
Bachelor of Business Administration with a major in Accounting