Sanam Singh defeated Germany's Nils Langer 6-1 6-4 to move to the singles pre-quarterfinals of the USD 50,000 hard court event, where he now faces American fifth seed Donald Young.
The top-seeded Indian pair beat David Kostner and Patric Prinoth 6-1 6-3 in the first round of the Euro 64,000 hard court event.
Yuki Bhambri had won the first set 6-2 and was leading the second 1-0 when the Australian qualifier conceded the match after 42 minutes due to shin pain in both the legs.
The duo of Divij Sharan and Purav Raja lost 4-6 4-6 in a contest that lasted one hour and eight minutes at the Olympic Tennis School Complex.
The Indian pair will take on Russian pair of Mikhail Elgin and Teymuraz Gabashvili in the doubles finals on Saturday. The Russians
In the semifinals, Raja and Sharan will clash with the unseeded Israeli pair of Dudi Sela and Amir Weintraub, who stunned fourth seeded Thai Twins Sonchai and Sonchat Ratiwatana in the another quarterfinal match.
Divij Sharan and Purav Raja lost 5-7 5-7 to higher-ranked Colombian pairing of Juan Sebastian Cabal and Robert Farah in their first round. Paes and new partner Daniele Bracciali will now fight it out with Cabal and Farah for a place in the semifinals.
The Indian pair had also bowed out of the Luxembourg Challenger after the first round defeat. Before that they had a superb US Open campaign, where they reached round of 16.
Somdev, seeded second, lost 2-6 3-6 to Russian Konstantin Kravchuk in the opening round the USD 75,000 hard court event.
The victory speaks a lot as Sijsling had made finals at Australian Open and Vasselin had appeared in the Wimbledon semifinals.
They will now fight it out with second seeds Edouard Roger-Vasselin of France and Igor Sijsling of the Netherlands in the final.
The Indian qualifiers went down 7-6 (4) 6-2 3-6 4-6 4-6 against American Nicholas Monroe and Simon Stadler of Germany in three hours and 15 minutes on Monday night.
Purav Raja and Divij Sharan will make their Grand Slam debut against American Nicholas Monroe and Simon Stadler of Germany.
Divij Sharan and Purav Raja qualified for Wimbledon to enhance the country's representation in the men's doubles event, which will now have five Indians competing.
It is a big career boost for Divij and Raja, who are regular partners on the Challenger Tour. This season they have made four finals, winning the Kyoto event and ending runners-up at Nottingham, Johannesburg and Leon, Mexio.
They next play Andreas Haider-Maurer of Austria and Jiri Vesely of Czech Republic in the final qualifying round tomorrow.
The fourth seeded Indians lost the final 6-7(5) 7-6(3) 8-10 to the second seeded brothers' team.
The third seeded Indian pair, looking for its second title of the season, carved out a hard fought 4-6, 6-3, 10-7 win over Hsin-Han Lee and Hsien-Yin Peng of Chinese Taipei in the opening round.