The Self-Defense Institute in Tewksbury, Massachusetts is an accredited, professional, training center for beginner, intermediate and expert levels. Our professional, extremely experienced, and humble instructors are very skilled and patient at teaching children ages 3 1/2 years to 18 years and adults. College Scholarships are awarded yearly. There are no contracts and no down payment programs. You simply pay the monthly tuition at the first lesson of each month. Tewksbury Public School and Corporate Rates are also available. Our Chief Instructors are certified 5th Degree Masters, who have been instructing "Self-Defense with Practical Results" for over 25 years locally and at corporate locations. The Chief Instructors have been recognized out of hundreds of training centers in the Northeast by the Bruce Lee Foundation for their dedication and commitment, exemplary teaching, leadership in the community and a commitment to "Excellence" standards.