Diane Maxima B. Singayan-Mallillin


Diane Maxima Singayan-Mallillin is an associate in Quisumbing Torres' Corporate & Commercial Practice Group. She has six years of experience handling corporate compliance matters. Diane is also a certified public accountant, having passed the board in 2006.

Practice Focus

Diane advises on doing business concerns, foreign investment laws and regulations, and establishment and setting up of entities including post-incorporation requirements. She also performs contract review and due diligence. She also handles corporate housekeeping and dissolution of domestic and foreign corporations.

Professional Associations and Memberships

  • Integrated Bar of the Philippines - Member
  • International Bar Association - Member
  • Order of the Purple Feather Honor Society, University of the Philippines, College of Law - Member


  • Philippines (2012)


  • University of the Philippines (J.D. Dean's Medal Award) (2011)
  • University of the Philippines (B.S. Business Administration and Accountancy cum laude) (2006)