Calstrs which is known as California State Teachers Retirement System, they are responsible for the provision of retirement plan for all the disability and surviving children who they also enrol into school. California State Teachers Retirement System helps pre-kindergarten children in the community and till they reach the college stage, Calstrs, they also offer support to the families of the surviving children. Calstrs organization was founded in the year 1913, this particular organisation is dependent on the government of California. The government of California is part of the Association which they take part in some of the decision-making process. California State Teachers Retirement System is one of the largest organisation in California which they are on the 11th spot worldwide. Going through their portfolio they have over $254.7 billion which they are managing, their office is at the 100 Waterfront Place West Sacramento California.