Engr. John A. Simon
CEO and Chairman of the Board

Pertua the Inventor - JohnEngr.Juanito “John” Ayson Simon is a premier Metallurgist, Tribologist, Mechanical and Lubrication Engineer.  With his patented Pertua DuraSyn Technology (formerly called Tribotech IJP in the US), he earned the right to be recognized a world-class inventor, and as such, he  was bestowed  multiple awards like:   Silver Medalist during the 3rd  Festival Filipino Inventions in 1989 spearheaded by the Department of Science and Technology (DOST),   the Most Outstanding Energy Manager Award by the Department of Energy (DOE) in the year 1996, Imbentor ng Maynila Award in 1999, Outstanding Filipino  Inventor given by Filipino Inventors Society (FIS) in the year 2008.  He was recognized by the Minnesota Inventors Congress as an Outstanding International Inventor in April 20, 2013.   He is currently a director of the Filipino Inventors Society (FIS), Vice President for International of Philippine Mechanical Engineering Practitioners, Inc. and member of the Society of Tribologists and Lubrication Engineers (STLE) based in Chicago, Illinois.  He is an active Rotarian and was awarded Most Outstanding Club President in District 3780, Rotary Year 2010 – 2011. Today, Engr. Simon has turned more aggressive into bringing his inventions to the next level consequently, in line with the country’s growth in manufacturing, Transportation and Energy. 


Bernadette S. Matias
Director / Treasurer

Bernadette is certified Machinery Lubrication Technician Level 1 and Machinery Lubrication Analyst Level II by the International Council for Machinery Lubrication USA. She is also an active member of the Tribologists and Lubrication Engineers. Currently she is finishing her Second Degree in Bachelor of Science Major in Materials Engineering at the University of the Philippines Diliman Quezon City. She is also a Communications Major graduate from the Assumption College in Makati.  She then went to work as an Accounts Manager for Globe Telecom and GlaxoSmithKline Philippines respectively before getting invited by her father, Engr. Simon, to join the family business in 2007 to be its Chief Operating Officer. From the time she entered, Accurate Oil & Metal Synergy, Inc. (Pertua’s previous corporation name) clientele base doubled every year through her efforts in improving the supply chain management and improving the overall customer service. Now with more experience, Berna continues to provide par excellent work in leading the charge for Pertua Marketing Corporation to become a more efficient company. At present while doing her role as Corporate Secretary, Ms. Bernadette S. Matias also perform her duties as the Executive Vice President and Vice President for Technical.


Florentino A. Tienzo                                                                     

Corporate Secretary

Studied Bachelor of Science in Business Administration at the University of  the East, Manila Philippines. Started working at FGU Insurance Corporation (now BBI MS Corporation) as Disbursement clerk rising payroll master and finally General Agents Account Supervisor. in 1994,he was approached by PER’TUA Invertor and PMC Founder Mr. John Simon to help him in his Start up company “PERTUA”  to become the Finance and Accounting Manager. At present while doing his role as one of the Board Member, Mr. Florentino A. Tienzo also act as the Human Resource and Administration Manager.







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