We entered in the field of construction when the nation was in thirst for its infrastructure development. In 2022 B. S. (1965 AD) after a decade and half of its independence from Rana dictatorship Nepal was in urgent need to expedite its construction activities to develop its infrastructure for country’s development. But government & people were not considering the construction as industrial business and the categorization of contracting firms was not in practice. It was the time when construction industry was in its primary stage in the country.