ISACC maintains a fairly wide network of relationships with individuals and organizations of similar concerns. It has a base of members, both local and international. Its solidarity network ranges from the Micah network, an association of about 800 faith-based development organizations worldwide, NGOs like the Freedom from Debt Coalition, Faith-based Coalition Against Immoral Debt, the Philippine Alliance of Human Rights Advocates, to ecumenical church bodies here and abroad.
Internationally, it has had historical links, through various projects and individuals connected with them, with academic and mission organizations like the International Fellowship of Mission Theologians (INFEMIT), Life and Peace Institute in Sweden; the Centre for the Study of Nonwestern Christianity in Edinburgh University, Scotland; the London Institute for Contemporary Christianity; Breakthrough in Hongkong; the Latin American Theological Fraternity; Akrofi-Christaller in Ghana; the Filipino-Japanese Network (FJN) in Japan; Kairos Centre in Malaysia; Evangelicals for Social Action, Media Associates International and Fuller Theological Seminary in the US; International Fellowship of Evangelical Students, Overseas Missionary Fellowship, Lion Publishing, World Association of Christian Communicators and All Nations Christian College in the UK; Regent College in Canada; the World Vision International in Monrovia, California and other such faith-based social development organizations.
Some of its main funding sources have been the Evangelisches Missionwerk (EMW), now EED, and the Church of Wuerttemberg in Germany; ICCO in the Netherlands; the Anglican Church of Canada; TEAR Fund Australia; the PEW Foundation, the Nagel Institute for the Study of World Christianity and World Vision International in the US; TEAR Fund UK and TEAR Fund New Zealand; the Ministry of Education in the Philippine Government; and contributions from its faithful members and various other local and international friends.