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Think Accounting, Think Us.

Your partner for accounting, taxation, and business compliance.


Our Story

Thinktank Professional Services is the brainchild of a dedicated and driven CPA whose passion is to help businesses grow and flourish with proper financial advice and practices.
Sharon Aytona, founded the company to carry out this vision with a team of professionals with multi-disciplinary training and experience in the fields of accounting, finance, taxation, audit, legal, and government compliance.

At Thinktank, we commit to add value to your business.
Our strength comes from the collective experience of our team of highly qualified and seasoned professionals.

Who We Are

While we are all different, our Values bind us towards accomplishing our goals. This is how we do our business. This is who we are. ​

Integrity in service

Integrity is foundational to how we do things and our dealings. It enables us to build trust, which Is essential in every thriving relationship.

Sense of Ownership

We desire for our clients to flourish, and their success will be our own. So we exercise care and diligence to protect the welfare of the business. 

Honor and Mutual Respect

Beyond business, we value life and relationships.  



Business registration & Set-Up

Whether starting a new business or expanding your network, we can help you hurdle that first step. 

  • Advice on the best form of organization applicable to the business

  • Assistance in preparing and compiling the required documents for registration

  • Monitoring the progress of registration from submission of requirements until completion

Audit, Assurance, Compliance & Special Projects

We have a team of professionals who can handle your special business and compliance needs. 


Tax Advisory

  • Preparation, e-filing, and payment of monthly, quarterly, and annual tax requirements like VAT, percentage tax, withholding taxes, income tax, and other relevant taxes

  • Monitoring of tax filings

  • Assistance during BIR tax audits 

  • Tax planning 

Bookkeeping & Accounting

  • Recording and maintaining the books of accounts (manual or with accounting system)

  • Preparation of financial reports for sound decision making

Payroll Services

  • Monthly or semi-monthly computation of payroll, including benefits

  • Preparation and payment of statutory benefits like SSS, Philhealth and HDMF contributions

  • Preparation and filing of annual Alphalist and BIR Form 2316 for all employees 


PayDay is a complete payroll solution combining the benefits of powerful software and certified payroll partners.

Contact us to learn how can we help your HR achieve digital payroll transformation.

Access makes it easy for anyone to become financially secure with affordable loans, protection, and stash.



Our Address

Level 10-1 One Global Place, 5th Ave. & 25th St., BGC, Fort Bonifacio, Taguig City 1630, Philippines

Our Phone No.


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