We found the following MartialArts classes around SL3

Chepping View School, Cressex Road, High Wycombe HP12 4PR

Unit 10, Tec Centre, Treadaway Hill, Loudwater, High Wycombe HP10 9RS

Maybury Centre/Board School Rd, 27 Board School Rd, Woking GU21 5HD

Woking United Reform Church, White Rose Ln, Woking GU22 7HA

St Margarets School Gym,, Merry Hill Road, Bushey WD23 1DT

Weybridge Guide Hall, Palace Drive, Weybridge KT13 8ND

West Drayton UB7 9ED

Waldegrave School, Studio, Fifth Cross Rd, Twickenham TW2 5LH

505-509 Uxbridge Rd, Hayes UB4 8HN

32b The Greenway, Uxbridge UB8 2PJ

Community Centre, 32b The Greenway, Uxbridge UB8 2PJ

Tolworth Recreation Centre, Fullers Way N, Tolworth, Surbiton KT6 7LQ