Contractors Development Institute (CDI) is a constituent unit of National Academy of Construction (NAC) parented by Builders Association of India, A.P. Centre. CDI is a unique training institute in entire Asia established in the year 1999, to train contractors, builders, engineers, architects, technical, non-technical staff and new aspirants of construction business in disciplines of managerial, financial, contractual, techno-logical and commercial etc. The CDI striving hard to professionalize the construction industry by providing perennial capacity building processes such as diversified training programmes, workshops, seminars, conference etc, to all the stake holders of construction industry. CDI has trained more than 5000 candidates in the above areas from the day of its inception.

The institute has ventured in to training of need of the hour areas of industry i.e. green building technologies and management practices, affordable housing and infrastructure, latest trends international construction business etc. The institute conducted and conducting many workshops and seminars on burning problems like VAT (Sales Tax on work Contract), Provident Fund, ESI, Labor laws, Contract Act, Arbitration and latest technology in construction industry from time to time.