Working with Expression 37 Ltd
This page is for procurement teams, supplier onboarding portals, and enterprise clients who need verified company information. Everything here is current and available on request in a format suitable for supplier questionnaires.
Company details
- Legal name: Expression 37 Ltd
- Company number: 8762730
- Registered address: 196 Low Road, Thornhill, Dewsbury, West Yorkshire, WF12 0PU
- Director: Karl Bowers
- Incorporated: November 2013
- Business activity: CMS development, support, and maintenance — specialising in Craft CMS and ExpressionEngine
- VAT registered: No — below threshold
Professional insurance
Expression 37 Ltd holds a Hiscox business insurance policy covering the following:
- Professional indemnity (technology): £100,000
- Public and products liability: £1,000,000
- Cyber and data cover: £100,000
- Legal protection: £100,000
- Crisis containment: £25,000
Insurer: Hiscox Insurance Company Limited. Policy number: PL-PSC10001101952/11. Current policy period: 27 February 2026 to 26 February 2027.
Certificates of insurance are available on request.
ICO registration
Expression 37 Ltd is registered with the Information Commissioner's Office as a data controller under the UK GDPR and Data Protection Act 2018.
- Registration reference: ZB406232
- Registered organisation: Expression 37 Ltd
- Registration expires: 10 October 2026
Registration can be verified at ico.org.uk/ESDWebPages/search.
GDPR and data protection
Expression 37 Ltd processes personal data only to the extent necessary to deliver agreed services. Client data is handled in line with UK GDPR obligations throughout.
- No client data is shared with third parties without explicit written agreement
- All codebases are maintained in private, access-controlled git repositories
- Cyber and data liability is covered under the Hiscox policy detailed above, including cover for data breach investigation, regulatory response costs, and claims brought against Expression 37 Ltd in respect of personal data or confidential information
- A full privacy policy is available at expression37.co.uk/privacy-policy
Business continuity
Expression 37 Ltd is a specialist sole-director company. The following arrangements are in place to ensure continuity of service.
Associate cover
In the event of extended unavailability, emergency cover is provided by Doug Black, an experienced CMS developer with direct knowledge of Expression 37 client environments. Doug has worked on Expression 37 client projects previously and is familiar with the codebase standards used.
Documentation and handover readiness
All client environments are maintained in version-controlled git repositories. Developer documentation is created and maintained for every codebase, covering architecture, deployment procedures, and known gotchas. In the event of a handover, any qualified developer can take on the work without disruption to the client.
Response times
- Critical (site down, active security incident): response within the same business day
- Urgent (major functionality broken, significant errors): response within 1 business day
- Standard (non-urgent requests and queries): response within 2 business days
Business hours: Monday to Friday, 9am to 5pm. Retainer clients receive prioritised response.
Financial information
Management accounts are available on request under a mutual NDA for enterprise clients who require financial due diligence as part of their supplier onboarding process.
Working relationships
Expression 37 Ltd works with digital agencies and direct enterprise clients, typically on a retained basis. Work spans Craft CMS and ExpressionEngine — maintenance, upgrades, integrations, and development for business-critical websites.
Procurement contact
For supplier questionnaires, onboarding requests, or to request insurance certificates and supporting documentation:
- Contact: Karl Bowers, Director
- Email: .(JavaScript must be enabled to view this email address)
- Company: Expression 37 Ltd, 196 Low Road, Thornhill, Dewsbury, West Yorkshire, WF12 0PU