Our Firm    

Sison Corillo Parone & Co. (SCP & Co.) is an accounting firm in the Philippines, providing innovative and creative solutions to business risks and issues. Always committed to be on the leading edge of our profession, we will continue to grow and become well-known for the innovation of our solutions, future stability, professionalism, and integrity. 

We are a proud member of IGAF Worldwide, an international network of accountants (with team-up with Lawyers’ Cooperation) that provides us with accountants and lawyers with immediate access to professionals over 60 countries. 

SCP & Co. was registered with the Philippine Securities and Exchange Commission in January 2001 as a general professional partnership formed to engage in providing accounting, management and business advisory, audit, tax, risk consulting and other services to individual, partnership and corporate business establishments, profit or not-for-profit associations, and other organizations. 


“We build excellent business foundation that will help clients succeed in the competitive marketplace.”

Our Vision

“To be a preferred global outsourcing partner for finance and accounting services and solutions." 

"To be one of the top accounting firms in the Philippines.”


Our Mission and Commitment to Clients


“To help clients succeed in the innovative business environment by providing appropriate and timely business services and solutions.”

 We are dedicated to providing quality service to our clients and to deliver such service on a timely basis.  We focus on the needs of our clients.  We assemble the most qualified professionals, with focused insight and expertise to discuss solutions to client risks and issues. Our clients deserve the highest caliber of professionals who understand the many complexities facing the competitive business environment nowadays. We rise to this challenge by continuous training and the ongoing quest to attract talented professionals to the firm. Our commitment is to provide full, proactive, quality services at fair, yet competitive fees.

Our Quality Policy and Commitment to Profession

“SCP & Co. is committed to deliver to clients, high quality business assurance and advisory services through established audit and other solutions systems, competent people and long-term relationships.”

 We ensure quality services are met.  We have established our membership with IGAF Worldwide and continuously complied with the requirements of the professions.  SCP complies with the most stringent quality control standards established by the Professional Regulation Commission, Securities and Exchange Commission and other government regulatory agencies.  

We are required to undergo thorough compliance peer reviews of our firm. This program provides independent verification of our goal of achieving the highest level of professional excellence in our practice. We ensure continuing professional education and ongoing awareness of the changes within our profession, through participation in seminars, continuing education programs, and daily technical literature that keep us up to date on the ever changing economic scene.  

Management Team

Neil U. Sison CFE, CPA
Managing Partner

Mr. Sison has over fourteen years of experience in handling clients in various engagements including information systems and security audit, process risk consulting and reengineering, business fraud, systems design and implementations, operating manual preparation, external and internal audit, tax, business process outsourcing and other consultancy services. 

He spent more than eight years with Sycip Gorres Velayo & Co. (now Ernst & Young), the leading accounting firm in the Philippines as Associate Manager in the Assurance and Business Advisory Group, Business Risk Consulting and Business Fraud. He started his career with Punongbayan and Araullo (then Ernst & Young Philippines) in the Audit Division for one year. 

He is an awardee during the 53rd anniversary (June 1998) of SGV with the following citations: 

“For exhibiting the highest degree of professional skepticism, intense commitment to responsibility, good judgment and integrity in the discovery of a major fraud in an audit engagement.  For the resolution of the fraud which earned SGV even more respect and confidence from the client’s shareholders and management.  For his willingness to go that “extra mile” for either client or peers by undertaking and assuming additional responsibilities.”

 Mr. Sison was an SGV & Co. awardee for fraud examination in 1999. He is a Certified Public Accountant, Certified Fraud Examiner, and Certified Information Systems Auditor.

 He is a graduate of the University of the Philippines and an active member of Philippine Institute of Certified Public Accountants, Association of Certified Fraud Examiners based in the USA, Information Systems Audit and Control Association based in the USA, and Personnel Management Association of the Philippines.


Alina Corillo-Sison, CPA

Ms. Sison has over thirteen years of extensive experience in finance, controllership, internal and external audit, and taxation. She established the firm’s services in internal audit outsourcing, finance and accounting outsourcing, tax, and business registrations and permits. 

She was a former Finance and Administration Manager of a German multinational Company, Accounting Manager and Internal Audit Manager of Philippine Seven Corporation (the operator of 7-eleven convenience stores in the country). She was also previously connected with Sycip Gorres Velayo & Co. (SGV-Ernst and Young International) in the Assurance and Business Advisory Division for five years. 

She is a graduate of the University of the Philippines and an active member of Philippine Institute of Certified Public Accountants and Personnel Management Association of the Philippines.


Cielito Lindo K. Parone, CPA


Mr. Parone presently acts as the marketing partner for the North America offshore business process outsourcing. He has extensive experience in finance, controllership and external audit. Prior to SCP & Co., he was a finance and accounting consultant, a finance manager of a local company and formerly connected with Sycip Gorres Velayo & Co. (SGV) for three (3) years and KPMG for two (2) years in the Assurance and Business Advisory Division. He is a Certified Public Accountant and a graduate of the University of the Philippines.

Atty. Michael Victor Tezon

Tax Director


•  Corporate tax lawyer and legal practitioner

•  Serves as the legal counsel of Philippine National Construction Corporation

•  Legal counsel of Department of Interior and Local Government

•  President of E2M Local Innovators Corporation, a consulting company for local   government and community development



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