DEIHERM is an NGO inaugurated in 1990. It collaborates with other NGOs, privet sector, public sector and estate sector organizations. It is granting its services to the deprived local communities and Environmental protection in Sri Lanka. engaged in Early childhood development, promoting back to school programs for School dropouts and non-school going children, child protection, youth development, environment protection, eradication of dangerous drugs, alcohol and other addictions such as NCD Issues, Child, Women and Human rights promotion, Small and medium entrepreneurship development, strengthening civil rights, good governance, Skills development, preventing of STDs, HIV/AIDS and SRHR, Promotion of peace though ethnic harmony and non-violence, social and economic development of TEA ESTATE sector labor community and fishery communities, Agriculture and agro forestry, Food safety and security, provision of public water supply and sanitary, improving health and nutrition, Participatory rural development, Savings and credit programmers, training and advocacy and promotion of Media and communication for human rights protection.