Quality standards and accreditation

Quality standards and accreditation

At Shield we pride ourselves on delivering high levels of professionalism and expertise for all our customers. Excellent customer service is the foundation for all that we do and to underpin this, we are linked to a number of accreditations and associations.

Security Industry Authority (SIA) Approved Contractor Scheme (ACS)

Shield Security has been a member of the Security Industry Authority (SIA) Approved Contractor Scheme (ACS) since the scheme was established in 2006. Every year since, we have proudly scored in the highest percentile of SIA ACS assessed companies. With only 25% of all accredited security suppliers achieve this level, making Shield one of the UK’s leading ACS approved security companies.

ACS Pacesetters

Our SIA ACS accreditation also makes us eligible to join ACS Pacesetters, only a small number of companies nationwide are able to become members of ACS Pacesetters. Through this scheme we are able to demonstrate to our customers that we are industry leaders in the security sector and means that we provide outstanding levels of service for our customers and highest possible care for our staff.


The SafeContractor scheme demonstrates compliance and provides a health and safety audit service for contractors who want to reassure their clients that health and safety is being handled correctly and sufficiently on their sites.

ISO 9001: 2015

Shield Security Services is fully accredited to the International Standard ISO 9001:2015, that specifies requirements for a quality management system, demonstrating our ability to consistently provide products and services that meet customer and regulatory requirements.

International Professional Security Association (IPSA)

The Association was formed over 50 years ago to ensure professionalism in the management of security operations. IPSA as an established and recognised worldwide professional organisation for individuals and companies working in the security industry.

The Security Institute

The Security Institute is the UK’s largest membership organisation for security professionals. Shield Security is a proud supporter of the Institute, which requires individuals to have extensive experience, whilst promoting the highest possible standards of integrity and professional competence in the business of security.

City & Guilds

City & Guilds is a world-leading, vocational, education organisation. Shield offers a wide range of City & Guilds accredited security training courses. Visit our security training page for more details.

Chambers of Commerce

Shield is an active member of both Hampshire and Surrey Chambers of Commerce. The Chambers help British businesses to build relationships at every level; connect businesses locally, nationally and internationally, with other companies, decision-makers and opportunities. The Chambers also act as a respected voice for business.

Middle East Advisory Service

If you are interested in setting up a company in the Middle East, contact us in confidence at admin@shieldsecurity.co.uk and take advantage of our Middle East Advisory Service. Shield co-operates with the relevant international accreditations and associations in security training, consultancy and auditing.