London (UK). Over the recent months IPSA (International Professional Security Association) has registered a real boom in applications by big companies. Among the last to apply for admission there is Carlisle Security Services Limited, ISS Pegasus Security and GBM Services Limited, i.e. all companies counting more than 2000 employees. Now 57% of IPSA members meet all requirements for SIA Approved Contractor Scheme, a quality certification promoted by the Security Industry Authority (www.the-sia.org.uk/home/acs/), whereas a 43% is taking the exam for the British Standard. The Association thus strengthen increasingly its support to better certifications for more politic and decisional impact in the segment. For further information www.ipsa.org.uk