[3] Shamir was born in 1951 in Kibbutz Be'erot Yitzhak and relocated to Petah Tikva with his family upon turning five years old, where he was later raised and educated.
Shamir's holding company, Mivtach Shamir Ltd. operates throughout Israel and in other countries, investing in the fields of industrial manufacturing, high-technology and communications, real estate, provides private equity and venture capital, with a special focus on medical, biotechnology and biotechnology companies.
In 2007, Mivtach Shamir invested $15 million in TVJ (Tower Vision Jersey), an Indian telecommunications infrastructure provider.
[8] In 2015, Shamir's holding company invested $7 million in a promising Israeli information security start-up named Nyotron.
[17] Meir Shamir was the owner of the football club Hapoel Petah Tikva F.C., sold the stadium and disappeared with the money.