The charity, which is regularly supported by HMP La Moye, links ex-army personnel in distress with professionals for routine and emergency mental health help.
Pictured: The team handing over a cheque to the charity.
Darren Blake, Neil Fairclough, Glynn Monet, Jackie McKenna, Berie Gallacher and Debbie McCance all took part in the challenge, accompanied by friend Michel Feger.
Prison Governor Nick Cameron praised the staff for their fundraising, commenting: “I would like to congratulate these members of staff for raising funds for a very worthwhile cause.”