The Indian outfit has managed to land both the cars in the points just in four out of 16 races so far. The best result came at the European Grand Prix where the team collected 16 points courtesy Nico Hulkenberg's fifth position and Paul Di Resta's seventh.
The team is seventh in the constructor's championship with 89 points.
Mallya was pleased with the team's strong showing in the second half of the season but rued lack of regular double points finish.
"It certainly feels like we have upped our game since the summer break and it has been satisfying to see us up there fighting for good points. The only frustration is that we have not always managed to get two cars in the points and that has hurt us in the championship," Mallya said.
"But in terms of outright performance, I think we can be pleased with our level of consistency. We