January 1992 The Philippines' Department of Environment and Natural Resources issued Environmental Clearance Certificate to he Philippine National Oil Company - Energy Development Corporation (PNOC-EDC) for its geothernal energy project with a provision on the creation of Environmental Tribal Welfare Trust Fund (ETWTF), the funding of which shall come rom Philippine National Oil Company - Energy Development Corporation (PNOC-EDC) in the form of P.01 per kilowatt hour of power to be generated from its geothermal power plants of Mindanao Geothermal Production Field at Mt. Apo.
October 1992 His Excellency Fidel V. Ramos, President of the Republic of the Philippines, instructed the Philippine National Oil Company - Energy Development Corporation (PNOC-EDC) to donate 4 million pesos to the Mount Apo Foundation, Inc. (MAFI) as seed money for the foundation's initial program operations.
January 1993 A Memorandum of Agreement was signed by key stakeholders within and around the Mt. Apo geothermal project site. The agreement provided the formation of a multi-sectoral management group for effective and sustainable development of Mt. Apo and its upland dwellers. On the same year, the Mount Apo Foundation, Inc. (MAFI) as a legal entity to manage the Environmental Tribal Welfare Trust Fund (ETWTF), was established with the registration of its Articles of Incorporation and By-Laws in the Philippines' Securities and Exchange Commission.
June 1993 The first office of the Mount Apo Foundation, Inc. (MAFI) was established in Davao City , Philippines.
April 1994 The office of Mount Apo Foundation, Inc. (MAFI) was transferred to Kidapawan City , North Cotabato, Philippines for closer coordination with its tribal and upland dweller clients and other program beneficiaries.
March 1997 Philippine National Oil Company - Energy Development Corporation (PNOC-EDC) commenced funding of the Environmental Tribal Welfare Trust Fund (ETWTF) with the start of commercial operations of its Mindanao 1 Geothermal Plant (M1GP).
November 1997 The stewardship of Mount Apo Foundation, Inc. (MAFI) was turned-over to local sectoral stakeholders for more effective program implementation and management.
February 2000 Scholars Dormitory was constructed at Perez street , Kidapawan City , North Cotabato, Philippines for the benefit of the college scholars of the foundation.
August 2001 Law and Masters in Education scholarship grants for members of the indigenous peoples community were established as additional educational development project of the foundation.
September 2001 The "Bahay Pag-asa" of Mount. Apo Foundation, Inc. (MAFI) at Perez Street , Kidapawan City , Philippines was inaugurated. The 2-storey building houses the new office and other facilities of the foundation.
February 2003 The Board of Trustees of the foundation expanded the coverage area and benefits of the High School Financial Assistance Project (HSFAP) of the foundation to public high schools located in barangays within the Mount Apo Natural Park.
January 2004 Inflationary adjustment to the Environment and Tribal Welfare Trust Fund was implemented by the Philippine National Oil Corporation - Energy Development Corporation (PNOC-EDC) as part of the provision of the Memorandum of Agreement signed in 1993.
November 2004 The Board of Trustees of the Foundation expanded the application coverage area of the Collegiate Scholarship Project (CSP) to members of the indigenous peoples communities residing in barangays that are outside the Area of Responsibility (AOR) but are adjacent to barangays hosting HSFAP-beneficiary schools. At the same time, Masteral Thesis and Doctoral Dissertation financial assistance projects were established to assist teachers who are members of the indigenous peoples community in their quest for higher education.
August 2006 Sectoral representation in the board of trustees of the foundation was further strengthened with the inclusion of Barangay Ilomavis, host barangay of the Mt. Apo geothermal plant, as additional permanent local government unit representative in the policy-making body of the foundation.
November 2007 Thirty (30) scholar graduates of the foundation were admitted as official members of the Mount Apo Foundation, Inc. (MAFI).
January 2008 Vocational-Technical Scholarship grants were created as additional project under the Educational Scholarship Program of the foundation in order to increase further the opportunities of high school students within the Area of Responsibility (AOR) of the foundation to finish vocational and technical courses.
April-November 2009 Implementation of the Ma-ag Tinikaran Project of the foundation , a reforestation activity that covers planting and maintenance of 12,500 endemic tinikaran trees covering 5 hectares near the peak of Mt. Apo.
December 2011 Energy Development Corporation (EDC) commits to donate annually an additional amount of P 2 million to Mount Apo Foundation, Inc for its educational development program.
May 2012 Implementation of the Venado Tinikaran Project, a reforestation activity that covers planting and maintenance of endemic tinikaran trees on an initial 2-hectare area near Venado Lake in Mt. Apo.
July 2012 The Mount Apo Foundation, Inc. (MAFI) is given accreditation by the Philippine Council for NGO Certification (PCNC). It is the only organization in North Cotabato, Philippines to be given such accreditation.