Abigail has more than 16 years of in-depth experience in internal auditing; from setting up an internal audit function, to internal audit outsourcing and co-sourcing, to conducting external quality assessment reviews of internal audit functions of clients.

She is active in professional organizations such as The Institute of Internal Auditors Philippines (IIA-Philippines) and the Association of Certified Fraud Examiners Philippines (ACFE-Phils). She was the 2020 Chairman of the Board of Trustees and President of the IIA-Philippines.