Who's Who
| PLC & Football Club Chairman | John Berylson |
| Chief Executive | Steve Kavanagh |
| Director | James Berylson |
| Director | Constantine Gonticas |
| Director | Trevor Keyse |
| Director | Demos Kouvaris |
| Director | Richard Press |
| Director | Peter Garston |
| Manager | Gary Rowett |
| Assistant Manager | Adam Barrett |
| First Team Coach | Paul Robinson |
| Technical Coach | Joe Carnall |
| Performance Coach | Dave Carolan |
| Goalkeeping Coach | Lee Turner |
| U23 Elite Development Squad Manager | Kevin Nugent |
| U23 Elite Development Squad Assistant Manager | Paul Robinson |
| Head of Recruitment | Harvey Bussell |
| Head of Analysis | Dan McLoone |
| Opposition Scout | Mark Sale |
| Head of Medical | Paul Tanner |
| Assistant Physiotherapist | James Murray |
| Head Sports Scientist | Laurence Bloom |
| Club Doctor | Naheem Ali |
| PA to the First Team & Academy Management | Karen Wilson |
| Kit Manager | Jack Wisson |
| Academy Director | Scott Fitzgerald |
| Head of Academy Coaching | Kenny Brown |
| Head of Education & Player Welfare | Paul Tighe |
| Head of Youth Recruitment | Barry Dunn |
| U18s Coach | Chris Perry |
| U18s Coach | Larry McAvoy |
| U16s Coach | Murray Jones |
| Head of Academy Sports Science & Medicine | Nick Irwin |
| Academy Operations Manager | Hayley Watson |
| Commercial Director | Stuart Lock |
| Communications Director | Billy Taylor |
| Finance Director | Mark Fairbrother |
| Supporter Liaison Officer | Shona Groves |
| Club Secretary | Jessica Newman |
| Assistant Club Secretary | Katie Bassett |
| Head of Hospitality & Events | Veronica Quinn |
| Hospitality Sales & Events Manager | Marcia Wood |
| Partnerships & Activations Manager | Andrew Stead |
| Commercial Sales Executive | Edgar Erazo |
| Head of Ticketing | Pru Buckley |
| Assistant Head of Ticketing | Lucy Garry |
| Group Bookings & Stadium Tour Co-Ordinator | Ciaran O'Connell |
| Head of Retail | Amy Townsend |
| Stadium Manager | Paul Sayer |
| Former Millwall Players Association | Billy Neil |
| Head of Marketing | Samantha Catchpole |
| Marketing & Branding Supervisor | Stewart White |
| Club Journalist | Mark Litchfield |
| Video Content Producer | Sammy Brough |
| Senior Media Officer | Max McLellan |
| Marketing Content Producer | Harry Rofe |
| Club Chaplain | Fr Owen Beament MBE |