•  Oxford: +44 (0)1865 877830 
  • Manchester: +44 (0)161 713 0176 
  •  London: +44 (0)203 5983740 
  •  New York: +1 646-781-7580 
  • Dubai: +971 (0)4 427 0429

About Us

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Dionach are CREST, NCSC CHECK, ISO 27001 and PCI QSA certified information security specialists who provide Penetration Testing, IT Security Auditing and Information Security Consultancy.

Established in 1999 and operating out of 5 offices across 3 continents, Dionach are a leading experienced information security provider. Working alongside some of the world’s most prominent blue chip organisations, Government departments and a host of SMEs, Dionach has become known for both quality and service.

Our approach is simple; working and understanding the needs of our clients ensures that resulting service is tailored to meet their specific requirements. This level of service ensures that the reporting is clear, concise and meaningful.

The delivery of all Dionach services is conducted by some of the industry’s finest technical resources. Dionach’s ongoing development and internal support ensures the skills required to tackle today’s emerging threats and information security risks are at the fore of Dionach’s strategy. Dionach’s resources are supported and backed up with a solid forward thinking organisation, dedicated to delivering an exceptionally high level of assurance, compliance and response services.

Dionach’s core services are formed under three areas and consist of the following activities:


Keep abreast of information security news and blog entries by following @DionachUKGoogle+ or LinkedIn.

Contact Us

Dionach Oxford

Unipart House
Garsington Road
Oxford OX4 2PG *
Tel:    +44 (0)1865 877830

* For driving with satellite navigation please use OX4 6LN

Dionach Manchester

2nd Floor, Lowry Mill
Lees Street
Manchester, M27 6DB

Tel:    +44 (0)161 713 0176 

Dionach London  

Tel:   +44 (0)203 5983740                 

Dionach Edinburgh  

Tel:   +44 (0)131 541 0118                 

Dionach New York

16th Floor, 22 Cortlandt Street
New York
NY 10007
Tel:   +1 646-781-7580

Dionach Dubai

PO Box 345858
Dubai Outsource Zone
United Arab Emirates
Tel: +971 (0)4 427 0429