The Indian Davis Cupper was beaten by Simon Greul of Germany in the ITF Futures tournament.
Mankad progressed after his opponent Jamie Delgado of England retired due to dehydration, while Capkovic beat Karan Rastogi 6-4, 6-2 in the other semi-final.
The merger, in which TCS will hold 51 per cent stake and Mitsubishi 49 per cent, will create a new IT services company of significant scale in the Japanese market with annual turnover of over $600 million.
Unseeded Karan Rastogi overcame formidable Nick Munroe of USA 6-4, 7-6 (7-5) in a tight quarter-final encounter.
The Indian duo went down to top seeds Murad Inoyatov and Alexey Kedriouk 6-4, 6-2
The other semifinal match-up will be between Febi Widhiyanto of Indonesia and Malaysian Yew Ming Si.
He was included in the Davis Cup team for the Asia Oceania Group 1 tie against New Zealand from February 6 to 8.
Sania Mirza beat Tetiana Luzhanska of Belarus to make the grade at the ITF Women's World Ranking tournament.
Prakash Amritraj made the grade after his opponent Mustafa Ghouse retired hurt.
English qualfier Daniel Kiernan and Prima Simpatiaji of Indonesia accounted for their scalps in the ITF Satellite tournament.
Commitments in Italy forced the defending champion to skip the ITF women's championship.
The German won the Delhi leg of the ITF Futures tournament to pick his fifth career title.
Eighth seed Vijay Kannan however failed to advance, losing to Murad Inoyatov of Uzbekistan, in the ITF Futures tournament.
The third seeded Pakistani upset the former India Davis Cupper and winner of the second leg in the ITF Satellite Masters tennis tournament.
Both advanced to the second round of the MSLTA-ITF Futures tournament.
Australian bad boy Bernard Tomic has shrugged off his Miami arrest and banishment from the Davis Cup team to successfully defend his ATP title in Bogota.
However, second seeded Sai Jayalakshmi failed to make it in the ITF Futures tournament.
The 18-year-old won the boys' singles and doubles titles at the ITF Grade 2 Hong Kong Open Junior championships.
Ajay Ramaswamy won the battle of Indians when he beat Vijay Kannan to enter the final of ITF Satellite Masters tennis tournament.
Ramaswamy beat Adam Fass of the US while Kannan accounted for Tobias Koeck of Austria in the quarter-finals of the ITF men's Satellite Masters tournament.
Vivek Shokeen and Sumit Prakash Gupta won the boys' doubles title in the Grade 5 ITF junior tournament
A summary of sports events and persons who made news on Saturday.
Ajay Ramaswami had it easy against Germany's Peter Mayer-Tischer, while former Davis Cupper Vishal Uppal accounted for Alexandra Simon of Romania in the ITF Satellite tournament.
The world No. 1 faces a possible fine for not attending the team news conference ahead of the Davis Cup tie against Britain.
The victory gave the unseeded Sekar a berth in the quarter-finals of the ITF tournament.
According to the latest rankings issued on Monday, the left-handed Sharan is ranked 50th after gaining a place. He had reached the final of the last three tournaments he participated in, winning the ATP 250 European Open, while ending runner-up at Challenger events in Brest and Tashkent with different partners.
They were beaten by Suchanan Viratprasert and Chin-Bee Khoo respectively in the quarter-finals of the ITF Futures tournament.\n\n
She lost to second seed Bahia Mouhtassine of Morocco 2-6 5-7 in the final of the $10,000 Rabat ITF Women's World Ranking Tournament at Morocco.
Top seed Chia-Jing Chuang and India's No. 2 seed Rushmi Chakravarthi crashed to lesser-known opponents in the quarter-finals of the ITF Women's Futures tournament.
Sania Mirza beat Katarina Kachlikova of Slovakia 6-2, 6-3 to enter the quarter-final of the Rabat ITF Women's World ranking tournament.
The Indian ace has won six titles in 2004 and looks set for a successful transition from a promising potential to a true champion.
\n\nNo. 6 seed Sonal Phadke was shocked in the first round in the Mother's Recipe-ITF Women's Futures tournament.
The Indian ace scored a grand double winning the singles and doubles titles at the US $25,000 ITF women's tournament in Nigeria.
The 17-year-old beat Sherry Stevens of New Zealand 6-2, 6-2 in the quarter-final of the US $25,000 ITF women's tournament in Lagos, Nigeria.
The victory gave the former Junior National champion a place in the semi-finals of the ONGC ITF Futures tennis tournament.
The Indian wild card beat the sixth seeded Indonesian to enter the quarter-finals in the ITF Futures tournament.
The United States-based players displaces Davis Cupper Rohan Bopanna.
The unseeded Tamil Nadu player shocked fifth seed Vindo Sridhar in the final of the ITF Futures tournament.