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Charlie McMann
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About Us
Headquartered at Antel Global Corporate Center on J. Vargas Avenue, Ortigas Center, Pasig City, Gatchallan Tangalin & Co., CPAs is a partnership of accredited CPAs with over a decade of experience in both public and private accounting. Since opening its first provincial branch in San Fernando, La Union in January 2017, the firm has expanded its reach across the NCR and regional areas, offering expert services in bookkeeping, auditing, tax compliance, and consultancy. Committed to transparency and client engagement, GTC emphasizes continuous communication through regular reporting and collaborative processes that keep clients informed every step of the way.


Why GTC
We are a trusted firm of accredited professional accountants with over a decade of experience in both public and private accounting. Our accredited partners are recognized by the Board of Accountancy and the Bureau of Internal Revenue and the firm is also affiliated with the Philippine Institute of Certified Public Accountants. We deliver expert services with integrity, transparency, and a strong commitment to client success.
MISSION
Our mission is to provide valuable services to clients and stakeholders in the form of competent personnel, professional integrity, and clear lines of communications
VISION
Our vision is to be one of the recognized and respected institutions who provide professional quality services in all areas of the accounting profession.
Expertise and Services

Administrative Management
We design and implement administrative, finance, and accounting frameworks that optimize the use of organizational resources, enhancing operational efficiency and driving increased productivity.

Financial Consulting
We conduct comprehensive financial analysis of our clients' financial statements, presenting their financial position and performance through key ratios and trend evaluations. Following an in-depth review of the company's financial and tax structures, we deliver actionable recommendations to strengthen fiscal health and operational efficiency.

Review and Compilation Engagement
We perform analytical review procedures to provide limited assurance on the accuracy and reliability of financial reports. Additionally, we offer compilation services, consolidating and preparing financial statements tailored for management use and strategic decision-making.
Accounting & Bookkeeping
We provide dependable bookkeeping services to help businesses manage their daily financial transactions. Our work includes preparing journals, ledgers, trial balances, and complete financial statements. We also offer review and compilation services to support accurate and organized financial reporting.
Internal & External Auditing
We conduct audits of financial statements to provide owners, stakeholders, and other users with reasonable assurance regarding the client's financial position and performance over a defined reporting period. Our audit process is designed to enhance the credibility of financial information and support informed decision-making.
Taxation and Tax Planning
We provide timely and accurate preparation and filing of tax returns on a monthly, quarterly, and annual basis, ensuring full compliance with regulatory requirements. In addition, we assess and recommend relevant tax-saving strategies based on each client's unique financial situation and evolving business needs.



