The Indian Institute of Foreign Languages has classes in Banashankari, Marathahalli and Jayanagar. They have classes either on weekends or weekdays and have an intensive course on all levels of German language speaking. Classes start at INR 11,500 and go on for 75 days if on weekends and 45 days if weekdays. Study materials are all included in the cost. They also teach a host of other languages, including Japanese, French and Spanish. Corporates, Language Translation and Soft Skills Training are all part of it.
For details and registration, visit their website here.