Mathias Vogt : Head FLASH Accelerator

... The M-divisions FLASH group (MFL):
Mathias Vogt : group leader, beam dynamics, PolariX, operations, accelerator theory, general safety
Juliane Rönsch-Schulenburg : deputy, operations, novel FLASH2 operation modes, radiation safety
Johann Zemella : FL2020+ accelerator pillar leader, beamline design, beam dynamics, new compression schemes, operations
Maximilian Falke : technical coordinator, collimators, screens, operations

... The technical coordinators:
Arne Brinkmann (MBB) : QA-officer, shift-leader, radiation safety
Maximilian Falke (MFL) : Collimators, screens, operations
Jürgen Haar (MBB) : Electricity/cooling/AC, safety, shift-leader
Karsten Klose (MIN) : Injector lasers, operations

... Strong support from the M-division's machine physics group (MPY):
Christopher Gerth : Laser Heater
Eugenio Ferrari : FLASH2020+ seeding pillar leader
Katja Honkavaara : organization, scheduling, statistics
Lucas Schaper : FLASH2020+ project leader
Pardis Niknejadi : advanced external seeding simulations

... Experts in SASE set-up and tuning for specific experiments:
Marie Kristin Czwalinna (MSK)
Arvid Eislage (MHFe)
Vitali Kocharyan (MCS)
Juliane Rönsch-Schulenburg (MFL)

... Strong support from FS:
Markus Gühr : FLASH photon science leader
Rolf Treusch : photon experiments operational aspects
Sven Toleikis : photon experiments operational aspects
Marion Kuhlmann : photon experiments operational aspects (FLASH2)
Ingmar Hartl: photoinjector/LH lasers, seed lasers, pump-probe lasers

... FLASHForward contact:
Jonathan Wood (MPA2)
Stephan Wesch (FTX)

... and highly appreciated techincal, operational, and scientific support from most M-groups and the FS-FLASH groups, and the University of Hamburg Accelerator Physics Group

Former members and associated colleges
Siegfried Schreiber : Group leader, injector lasers, electron source, radiation safety, general safety
Georgia Paraskaki: Post-Doc working on new FEL concepts
Philipp Amstutz : The student, beam dynamics, accelerator theory
Florian Christie : Longitudinal diagnostics: PolariX, LOLA
Christian Grün : FPGA based controls for lasers, QA, operations
Sven Ackermann: Seeding project
Richard d'Arcy (MPA2)