The National Emergency Supply Agency (NESA) of Finland is a body working under the auspices of the Ministry of Employment and Economy. It performs planning and operative tasks together with a public and private partner network, for the purpose of maintaining and developing the country's security of supply.

The objective is to safeguard economic activities necessary to the population's livelihood, the national economy and national defence during emergency situations and serious disturbances to normal life. Today, the core activity is safeguarding the functioning of technical systems.

NESA finances security of supply stockpiling, research, and infrastructure redundancy arrangements for safeguarding technical infrastructures.