Yuki, playing for ONGC, blunted the challenge of IOCL's Ramkumar Ramanathan 6-2 6-1 in the first singles. Vishnu Vardhan then sealed it for ONGC with his fighting 3-6 7-6 7-6 win over left-handed Divij Sharan.
In the other semi-finals, GAIL proved too powerful for OIL India with Saketh Myneni and Vijay Sunder Prashant leading the side to 2-0 win.
In the women's matches, ONGC's Ankita Raina rallied to beat national champion Prerna Bhambri 5-7 6-1 6-0. Snehadevi Reddy though brought GAIL back in the tie with a 6-3 4-6 6-4 win over Karman Kaur Thandi.