Who's who


National President

Luba Grigorovitch

National Secretary

Mark Diamond

National Vice President

JJ Styles

National Vice President

Leanne Holmes

National Vice President

William Lekkas

Assistant National Secretary

Shayne Kummerfeld

Assistant National Secretary (Locomotive Division)

Keith McMahon

Assistant National Secretary (Rail Operations Division)

Darren Galea

Assistant National Secretary (Fleet Manufacture, Overhaul, Maintenance and Service Division)

Greg Tatnell

Assistant National Secretary (Infrastructure Division)

Trent Howard

Assistant National Secretary (Administrative, Supervisory, Technical and Professional Division)

Victor Moore

Assistant National Secretary (Tram and Bus)

Phil Altieri

Branch Secretary (NSW)

Alex Claassens

Branch Secretary (Vic)

Luba Grigorovitch

Branch Secretary (Qld)

Peter Allen

Branch Secretary (SA/NT)

Darren Phillips

Branch Secretary (WA)

Craig McKinley

Branch Secretary (WA PTA)

Josh Dekuyer

Branch Secretary (Tas)

Ric Bean


National Secretary: Mark Diamond

Mark Diamond was appointed as National Secretary of the Rail, Tram and Bus Union in October 2019.

Mark was previously the RTBU's National Lawyer, where he worked closely with officials, organisers, delegates and members across all Branches and Divisions in:

  • Running high-level and precedent-setting legal cases for members;
  • Providing strategic and legal advice across the union on enterprise bargaining and industrial strategies;
  • Coordinating the National Office’s campaign against wage theft at labour hire companies);
  • Leading the implementation of training programs across the Union; and
  • Leading the Union’s response in nationally significant industrial and legal disputes.

Assistant National Secretary: Shayne Kummerfeld


National Organiser & Coordinator: Leanne Holmes

National Organiser & Coordinator: Ken Aldridge

Manager, Industry Skills & Standards: Gary Talbot

Industrial Officer: Minna Davis

Executive Director: Stewart Prins