About Us

Professional Body that listen, understand and act for its members.
SIU is the leading multi-agency trade body for security operatives and medics. SIU provides legal, social, welfare and discounted benefits to its members and their families across the UK and Globe.

SIU members come from a variety of professional backgrounds; Security Industry, Armed Forces, Police and NHS & Private Ambulance Services.

SIU is a non-political organisation which was established in 2009 to protect its members' rights, licence, job, income and reputation.

SIU is independent and free to determine and pursue the best opportunities for our members.

SIU Team



SIU Offer




Find out more about SIU member benefits by clicking here.