Train drivers are continuously moving to companies who offer better conditions, according to Railfuture – an independent campaign for a better network, which is leaving London Midland short staffed.
Hundreds of trains have been cancelled since October, leading to London Midland issuing a new timetable to deal with a driver shortage.
London Midland train company is issuing a new timetable today, which it hopes will help with recent staffing problems.
Hundreds of trains have been affected since October, with lists of the cancelled trains appearing daily on their website.
The company blamed the loss of 30 drivers from the company within a short space of time - training replacements can take up to a year.
London Midland spokesman Daniel Skaife said: "The new timetable will kick in which gives us an opportunity to look at the way work is rostered so we can resolve the issue."
Seven new train drivers will also be starting work this month.
The MP for Redditch Karen Lumley will today hold talks with the head of London Midland about the driver shortage, which has left hundreds of trains cancelled or delayed.
More than five hundred services have been affected since the start of October.
Delays of up to 20 minutes on London Midland and Virgin Trains services between Crewe and Rugby due to signalling problem between Stafford and Rugeley Trent Valley.
On the day that dozens of London Midland train services have been cancelled or altered due to driver shortages, rail commentators have met in Birmingham to discuss the state of the region's railways.
The organisers of the conference, Railfuture, have said that they sympathise with London Midland's situation.
John Balmforth, West Midlands Branch Chairman of Railfuture, said: "If a driver can leave to work for another company... it's very attractive. That then leaves London Midland having to replace that driver and you can't just pluck somebody off the streets to do it."
The conference took place at the Church Centre on Carrs Lane, in Birmingham City Centre.
Rail experts will be meeting in Birmingham to discuss the future of rail transport in the West Midlands.Read the full story ›
Fifteen London Midland trains will be cancelled or changed today. Check the status of your train here.Read the full story ›
London Midland cancelled hundreds of services in the last month, because drivers are taking annual leave that they were unable to take during the Olympics, the Government has said.
A House of Lords transport spokesman said the firm is taking steps to improve the situation.