The new ministers are Sukhjinder Singh Randhawa, Sukhbinder Singh Sarkaria, Vijay Inder Singla, Bharat Bhushan Ashu, Shyam Sunder Arora, O P Soni, Rana Gurmit Singh Sodhi, Gurpreet Singh Kangar and Balbir Sidhu.
Amarinder Singh congratulated them and announced that swearing-in ceremony will take place tomorrow at 6 pm at Punjab Raj Bhawan.
"Happy to announce the names of the new Cabinet Ministers ... Congratulation to all!," he said.
The state chief minister held a second round of discussion with Rahul Gandhi today before announcing the names.
The expansion has been pending for a long time and many senior lawmakers were eyeing a ministerial berth.
At present there are nine ministers, including Amarinder Singh, and with nine new ministers, the Punjab government will touch the maximum strength of 15 per cent of the state assembly.
Get Breaking news, live coverage, and Latest News from India and around the world on NDTV.com. Catch all the Live TV action on NDTV 24x7 and NDTV India. Like us on Facebook or follow us on Twitter and Instagram for latest news and live news updates.