- ON4ANN
Profession : Software developer
DXCC : Top of Honor Roll #1
previous operations :HB9/ON4ANN, F/ON4ANN, EA6/ON4ANN , OZ/ON4ANN, HB0/ON6NB, MJ/ON6NB, LA/ON4ANN, SM/ON4ANN, ZA/ON6NB, ZA/ON4ANN, TM6NB
Operation : SSB
- ON4CCV
Profession : Disaster Recovery consultant
Operation : SSB
previous operations : HB0/ON6NB, F/ON4CCV, CN2CV, TK/ON4CCV, PA/ON4LO/P, MJ/ON6NB, TM6NB, ZA/ON6NB, ZA/ON4CCV
- ON4ACP
Profession : Prof in Linear Algebra, Complex Analysis, Discrete Mathematics, Mathematics for Technology (partim), Coding Theory, Cryptography, Incidence geometry and permutation groups at university Brussels
Operation : CW,SSB
previous operations : IS0/ON4ACP , VK6/ON4ACP, W2/ON4ACP, HB0/ON6NB,MJ/ON6NB, TM6NB, ZA/ON4ACP, ZA/ON6NB,
- ON4CKM
Profession: Project Manager
Operation: SSB
Previous operations: LA/ON4CKM, F/ON4CKM, HB0/ON6NB, MJ/ON6NB, ZA/ON4CKM, ZA/ON6NB,
- ON6MI
Profession: Logistiek manager
Operation: SSB
Previous operations: ONFF, HB0/ON6NB, MJ/ON6NB, ZA/ON6MI, ZA/ON6NB,
- ON5PDV
Profession: ICT Security Officer
Operation: SSB, digital modes
Previous operations: TM6NB, ZA/ON6NB, ZA/ON5PDV
- ETIENNE
- ON4DTO
Operation: SSB, digital modes