Castleford Tigers have given new deals to coaches Danny Orr, Ryan Sheridan and Ben Cooper to keep them at the Super League leaders until the end of 2020.
Assistant coach Orr, 39, has been in the Cas backroom team since his retirement as a player in 2012.
Sheridan, 42, also assistant coach, previously worked alongside Tigers head coach Daryl Powell at Featherstone.
Head of strength and conditioning Cooper follows head physio Matty Crowther in penning a new contract.
Powell said: "I'm absolutely delighted that our coaching staff have agreed to extend their stay at the club.
"I believe we have a staff that is second to none, we have worked exceptionally hard as a coaching group to build a culture and an identity as a team, and I am so pleased that Danny, Ryan and Ben will continue their journey with myself and the club as we seek to do special things at the Tigers."