16 Best GDPR Compliance Companies in Europe (2026)

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GDPR compliance is not a one-time legal check. It affects how a company collects data, manages consent, works with vendors, responds to incidents, and builds digital products. This list brings together European companies offering privacy consulting, compliance audits, data protection support, risk assessments, and related services. The right choice will depend on your industry, internal resources, and how much of the compliance process needs outside support.

1. Gilzor

At Gilzor, we develop custom software for companies operating in Europe, with GDPR requirements considered during product planning, design, development, testing, and ongoing support. Our work covers web and mobile applications that collect or process personal information, including customer accounts, contact forms, internal tools, payment-related workflows, and user-facing platforms. We look at what data the product needs, where it is stored, who can access it, and how unnecessary collection can be avoided.

GDPR compliance is handled as part of the software itself. We can build consent controls, privacy settings, access permissions, data deletion workflows, and processes for responding to user requests. Our team also reviews security and performance risks during quality assurance.

Key Highlights:

  • GDPR-aware custom software development for businesses in Europe
  • Privacy and data protection considered during business analysis
  • Support for both new products and existing digital systems
  • Security checks included in the quality assurance process

Services:

  • GDPR compliance
  • GDPR-compliant mobile app development
  • Privacy-by-design product planning
  • Consent and preference management
  • GDPR-compliant web development
  • Personal data access and deletion workflows
  • Role-based access controls
  • Business analysis and data flow review

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2. DPO Europe

DPO Europe provides GDPR and data privacy support to companies operating in Europe and across several international markets. They combine consulting, staff training, outsourced Data Protection Officer services, and compliance tools within one service model. Their work also covers privacy rules outside the EU, which can be useful for businesses handling personal data across several regions.

Alongside GDPR support, they help organisations prepare for the EU AI Act and build internal processes for responsible AI use. DPO Europe also assists with audits, compliance checks, privacy documentation, and long-term workflows rather than treating compliance as a one-time review.

Key Highlights:

  • Outsourced Data Protection Officer support
  • Training for employees and internal compliance teams
  • Support for GDPR, the EU AI Act, and international privacy frameworks

Services:

  • GDPR compliance consulting
  • Data Protection Officer outsourcing
  • EU representative services
  • Data protection audits
  • Corporate and open privacy training
  • AI compliance assessments

Contact Information:

  • Website: data-privacy-office.eu
  • E-mail: info@data-privacy-office.eu
  • LinkedIn: www.linkedin.com/company/dpo-europe
  • Address: Auguste-Viktoria-Allee 20A, 13403 Berlin 
  • Phone: +493021925359

3. Obelis

Obelis provides GDPR consultancy with a clear focus on medical devices and other regulated products in Europe. They help companies understand whether they act as data controllers or processors, choose lawful grounds for processing, and handle personal data in line with EU and EEA requirements.

Their approach connects GDPR work with quality management and regulatory processes such as MDR and IVDR compliance. This matters when personal data appears in clinical evaluations, customer feedback, post-market surveillance, or connected medical technology. Obelis also helps companies review applicable privacy laws and update internal compliance processes as regulations change.

Key Highlights:

  • Focus on medical device and healthcare-related data
  • Connection between privacy compliance and quality management systems
  • Guidance on controller and processor responsibilities
  • Support for data protection within regulated product processes

Services:

  • Lawful processing assessments
  • GDPR compliance consultancy
  • GDPR and QMS alignment
  • Data privacy regulatory reviews

Contact Information:

  • Website: www.obelis.net
  • E-mail: hello@obelis.net
  • Facebook: www.facebook.com/ObelisGroup
  • Twitter: x.com/ObelisGroup
  • LinkedIn: www.linkedin.com/company/obelis-s-a-
  • Instagram: www.instagram.com/obelisgroup
  • Address: Bd Général Wahis 53, B-1030 Brussels, Belgium
  • Phone: +32 (0) 2 732 59 54

4. Crowe

Crowe offers ongoing GDPR compliance monitoring for companies in Europe, including organisations that do not have an internal Data Protection Officer. They also support in-house DPOs who need help following legal changes, deadlines, and recurring privacy obligations. Rather than relying only on periodic audits, Crowe tracks updates that may affect each client's business area.

The service includes reminders, notifications, internal training, and records of GDPR-related tasks and risks. Crowe can also assist with technical and organisational controls, privacy documentation, data subject requests, regulatory inspections, and the use of GDPR rules within IT systems.

Key Highlights:

  • Continuous monitoring of GDPR-related legal changes
  • Support for companies with or without an internal DPO
  • Task and risk tracking for recurring compliance duties

Services:

  • GDPR compliance monitoring
  • Data Protection Officer outsourcing
  • GDPR audits
  • Privacy documentation support
  • Data subject request assistance
  • GDPR implementation in IT systems

Contact Information:

  • Website: www.crowe.com
  • E-mail: contact@crowe.pl
  • Facebook: www.facebook.com/CrowePL
  • Twitter: x.com/crowe_pl
  • LinkedIn: www.linkedin.com/company/crowe-poland
  • Instagram: www.instagram.com/crowe_pl
  • Address: ul. Wronia 10, 00-840 Warsaw, Poland
  • Phone: + 48 22 295 3000

5. Glocert International

Glocert International delivers independent GDPR assessments for organisations working in Europe or processing the personal data of EU residents. They review how data is collected, stored, used, shared, and deleted, then compare those processes with the main requirements of the regulation. The service is also available to companies based outside the EU when their products or services fall within the GDPR's reach.

Their process starts with defining the scope of compliance and mapping personal data across the organisation. Glocert International then carries out a gap assessment, reviews privacy documents, supports corrective work, and completes an independent assessment of the organisation's compliance position.

Key Highlights:

  • Independent GDPR compliance assessment
  • Review of controller and processor responsibilities
  • Focus on documented evidence of compliance

Services:

  • GDPR applicability review
  • Data mapping
  • Compliance gap assessment
  • Privacy policy review
  • GDPR attestation
  • ISO 27701 assessment
  • ISO 27001 assessment

Contact Information:

  • Website: www.glocertinternational.com
  • E-mail: global@glocert.net
  • Facebook: www.facebook.com/glocertinternational
  • Twitter: x.com/GlocertUK
  • LinkedIn: www.linkedin.com/company/glocert
  • Instagram: www.instagram.com/glocertinternational
  • Address: Crown House, 27, Old Gloucester Street, London, WC1N 3AX
  • Phone: +44 7452 355741

6. IRM Consulting

IRM Consulting supports businesses with GDPR compliance, data management, and information governance. They assess current processes, identify compliance gaps, and create an action plan based on how the organisation actually handles personal data.

Their work covers privacy notices, internal policies, data retention, records of processing activities, and procedures for responding to subject access requests. IRM Consulting can also help implement encryption, access controls, secure document storage, and monitoring measures. Once the main changes are in place, they review the outcome and identify areas that still need attention. This gives companies a more structured way to maintain GDPR compliance rather than relying on a single audit.

Key Highlights:

  • GDPR consulting linked with information governance
  • Support with records, documents, and data retention
  • Assessment, implementation, and follow-up review
  • Technical and organisational compliance measures

Services:

  • GDPR compliance assessments
  • Privacy notice preparation
  • Data protection policy development
  • Record of Processing Activities support
  • Data retention planning
  • Subject access request support

Contact Information:

  • Website: irmconsulting.co.uk
  • E-mail: info@irmconsulting.co.uk
  • LinkedIn: www.linkedin.com/company/irm-consulting-ltd
  • Address: A1 Lifestyle Village, Great North Road, Little Paxton, St Neots Cambs PE19 6EN 
  • Phone: 0203 746 5614

7. UnderDefense

UnderDefense connects GDPR compliance with day-to-day security operations. They use continuous monitoring, managed detection and response, and incident handling to produce evidence that technical controls are actually working. This supports requirements around secure data processing, breach response, and privacy risk assessment without relying only on policy documents.

Their platform brings security data from different tools into one compliance record, which can make audit preparation less manual. UnderDefense also helps companies document incident response steps, maintain evidence for regulatory reviews, and support breach notification workflows.

Key Highlights:

  • GDPR evidence generated through ongoing security monitoring
  • Managed detection and response linked to compliance work
  • Support for breach response and audit preparation
  • Security operations connected with privacy risk controls

Services:

  • Managed detection and response
  • GDPR security compliance support
  • Breach notification support
  • Audit evidence preparation

Contact Information:

  • Website: underdefense.com
  • E-mail: help@underdefense.com 
  • Facebook: www.facebook.com/UnderDefense
  • LinkedIn: www.linkedin.com/company/underdefense
  • Instagram: www.instagram.com/underdefense_cybersecurity
  • Phone: +19299995101

8. Oski Solutions

Oski Solutions provides software development, security, and compliance services for companies operating in Europe. They build GDPR controls into the design, development, and operation of digital systems, rather than treating compliance as a separate task after launch.

Access management, encryption, audit logging, vulnerability testing, and real-time monitoring form the technical side of their GDPR work. Oski Solutions can also review gaps in existing systems and introduce clearer security policies across teams. Their approach fits companies that need both product development and stronger control over how sensitive data is accessed and protected.

Key Highlights:

  • GDPR controls included in software development
  • Identity and access management across digital systems
  • Security testing integrated into development workflows
  • Support for audit records and ongoing monitoring
  • European compliance coverage

Services:

  • GDPR compliance implementation
  • Security and compliance assessments
  • Role-based access control
  • Multi-factor authentication
  • Data encryption
  • Vulnerability scanning

Contact Information:

  • Website: oski.site
  • E-mail: contact@oski.site
  • LinkedIn: www.linkedin.com/company/oski-solutions
  • Address: Kaupmehe tn 7, 10114 Tallinn, Estonia
  • Phone: +48571282759

9. FTI Consulting

FTI Consulting supports organisations with complex GDPR programmes that involve legal, IT, compliance, HR, and business teams. They assess how the regulation applies, identify gaps across people, processes, and technology, and turn the findings into a practical action plan.

The scope can extend from data mapping and subject access requests to employee training, privacy impact assessments, contract reviews, and cybersecurity controls. FTI Consulting also works on breach preparation, sensitive data cleanup, and independent audits of existing GDPR programmes. This makes their service suitable for larger or multinational organisations where personal data moves through many systems and departments.

Key Highlights:

  • GDPR support for multinational organisations
  • Coordination across legal, IT, compliance, and business teams
  • Coverage of both operational and technical privacy risks

Services:

  • Data subject request processes
  • GDPR readiness assessments
  • Employee training
  • Change management
  • GDPR technology implementation
  • Privacy impact assessments

Contact Information:

  • Website: www.ftitechnology.com
  • E-mail: ftitechsales@fticonsulting.com
  • Twitter: x.com/FTITech
  • LinkedIn: www.linkedin.com/showcase/fti-technology
  • Address: Park Tower, 7 Floor, Bockenheimer Anlage 44, 60322 Frankfurt am Main
  • Phone: 49.69.92037.200

10. DataGuard

DataGuard combines GDPR consultancy with a platform for managing privacy tasks. They support companies in Europe with compliance reviews, gap assessments, policy implementation, and ongoing monitoring. Consultants from legal and IT backgrounds work with internal teams to define an acceptable privacy risk level and organise the steps needed to reduce compliance gaps.

The platform keeps audits, incidents, data mapping, risk assessments, and subject requests in one place. DataGuard also provides outsourced DPO support, breach assistance, cookie management, and consent tracking. Companies can use the consulting service for interpretation and planning while the software handles much of the documentation and follow-up work.

Key Highlights:

  • GDPR consultancy combined with compliance software
  • Legal and technical consultants involved in delivery
  • Ongoing monitoring after the initial assessment

Services:

  • Compliance implementation support
  • GDPR compliance reviews
  • Outsourced Data Protection Officer services
  • Privacy audits
  • Data breach support
  • Data mapping

Contact Information:

  • Website: www.dataguard.com
  • LinkedIn: www.linkedin.com/company/dataguard1
  • Address: Schicklerstraße 5, 10179 Berlin, Germany 

11. DocuWare

DocuWare offers document management and workflow automation software that can support GDPR compliance for organisations in Europe. They focus on the personal data stored in emails, contracts, scanned files, and other structured or unstructured documents. Their system helps teams find this information, control access to it, and manage how long it remains in storage.

Document-based requests can be handled through search, export, correction, restriction, and deletion functions. DocuWare can also support the right to erasure by helping organisations remove personal information from managed records when there is no lawful reason to retain it. Paper files are part of the same compliance problem, so digitisation and controlled document workflows can make records easier to track than disconnected filing cabinets and shared folders.

Key Highlights:

  • GDPR support focused on documents and business records
  • Management of both digital files and digitised paper documents
  • Tools for locating personal data across stored content
  • Access controls for documents containing sensitive information

Services:

  • Document management
  • GDPR-related workflow automation
  • Personal data search and retrieval
  • Document access control
  • Data export and correction workflows

Contact Information:

  • Website: start.docuware.com
  • E-mail: dwsales@docuware.com
  • Facebook: www.facebook.com/Docuware
  • Twitter: x.com/DocuWare
  • LinkedIn: www.linkedin.com/company/docuware-corporation
  • Instagram: www.instagram.com/life.at.docuware
  • Address: 170 Edmund Street, Birmingham B3 2HB, United Kingdom
  • Phone: +44 (115) 7180353

12. DPO Consulting

DPO Consulting works directly with organisations that need to establish or maintain GDPR compliance in Europe. They begin by reviewing the existing privacy programme, identifying gaps, and preparing an action plan based on the organisation's structure, industry, and data processing activities. The service can cover a single compliance issue or an ongoing external privacy function.

For companies without an internal privacy team, DPO Consulting provides outsourced DPO support and representation in the EU or UK. They also handle impact assessments, employee training, documentation, and regulatory monitoring. Their myDPO software gives internal teams a place to organise compliance tasks and follow progress, which is more manageable than tracking every obligation through separate spreadsheets and email threads.

Key Highlights:

  • EU and UK representation for companies based abroad
  • Compliance support linked with the AI Act, NIS2, and DORA
  • Dedicated software for managing privacy obligations
  • Support across legal, operational, and technical privacy matters

Services:

  • GDPR compliance audits
  • Outsourced Data Protection Officer services
  • International DPO support
  • EU representative services
  • UK representative services
  • Privacy impact assessments

Contact Information:

  • Website: www.dpo-consulting.com
  • E-mail: contact@dpo-consulting.com
  • Address: 50, Avenue des Champs-Elysées, 75008, Paris, France
  • Phone: +33 (0)1 41 25 86 26

13. A-LIGN

A-LIGN provides GDPR audit and advisory services for organisations that process the personal data of people in Europe. They work with companies at different stages, from early readiness checks to formal gap assessments and ongoing compliance work. Their process looks at how personal data enters the organisation, where it is stored, how it is used, and when it should be deleted.

A-LIGN also uses its A-SCEND platform to organise audit requests, documents, and review steps in one place. Workshops can help internal teams understand GDPR terms and responsibilities before deeper assessment begins. For businesses working across several regulatory frameworks, they can connect GDPR work with broader privacy and security requirements rather than running each review separately.

Key Highlights:

  • GDPR audit and advisory support for global organisations
  • Structured readiness and gap assessment process
  • Audit management through the A-SCEND platform
  • Support for multi-framework compliance programmes

Services:

  • Privacy readiness assessments
  • GDPR workshops
  • Compliance advisory
  • GDPR gap assessments
  • Personal data mapping
  • Records of processing support

Contact Information:

  • Website: www.a-lign.com
  • E-mail: info@a-lign.com
  • Facebook: www.facebook.com/aligncompliance
  • Twitter: x.com/AlignCompliance
  • LinkedIn: www.linkedin.com/company/a-lign
  • Address: 400 N Ashley Drive, Suite 1325, Tampa, FL 33602
  • Phone: +1 888.702.5446

14. Deloitte

Deloitte supports GDPR compliance through a multidisciplinary team covering law, process management, technology, and information security. Their Czech and Slovak consulting practice works with organisations that need to understand how privacy requirements affect internal documents, business processes, and IT systems. They can review an existing compliance setup or help build one where responsibilities and controls are still fragmented.

Technology changes can quickly make older procedures less useful, especially when new systems or data sources are introduced. Deloitte helps companies update GDPR programmes, review regulatory and reputational risks, and bring compliance tasks into more organised digital workflows. Their involvement can cover policy-level decisions as well as the way personal data is protected inside operational systems.

Key Highlights:

  • GDPR services delivered by legal, process, and IT specialists
  • Support for organisations operating in the Czech Republic, Slovakia, and Europe
  • Review of documentation, processes, and information systems

Services:

  • GDPR implementation
  • GDPR compliance audits
  • Compliance programme digitalisation
  • Personal data process reviews
  • Information system assessments
  • Data security consulting

Contact Information:

  • Website: www.deloitte.com
  • Facebook: www.facebook.com/deloitteuk
  • Twitter: x.com/deloitteuk
  • LinkedIn: www.linkedin.com/company/deloitte
  • Address: 9 Haymarket Square, Edinburgh, EH3 8RY, United Kingdom  
  • Phone: +44 (0)131 221 0002

15. SecurityWall

SecurityWall offers GDPR compliance and cybersecurity services for organisations operating in Europe or processing the personal data of EU residents. They assess consent practices, privacy notices, internal records, data subject procedures, and the technical controls used to protect information.

Beyond the initial assessment, SecurityWall supports policy development, staff training, DPO responsibilities, and recurring compliance audits. Their dashboard can be used to track unresolved gaps and monitor progress over time. Since the company also works in penetration testing, cloud security, and digital forensics, they can examine whether documented privacy controls are supported by the actual security setup.

Key Highlights:

  • Privacy assessments linked with technical security testing
  • Support for both implementation and ongoing compliance reviews
  • Compliance dashboard for tracking gaps and corrective work

Services:

  • GDPR gap analysis
  • Compliance audits
  • Privacy policy development
  • Data Protection Officer services
  • Data subject rights management
  • Consent management reviews

Contact Information:

  • Website: securitywall.co
  • E-mail: support@securitywall.co
  • Facebook: www.facebook.com/SecWallOfficial
  • Twitter: x.com/SecWallOfficial
  • LinkedIn: www.linkedin.com/company/security-wall
  • Instagram: www.instagram.com/secwallofficial
  • Address: 174006 York House, Green Lane West, Preston, PR3 1NJ, London, United Kingdom
  • Phone: +1 307 393 9425

16. PwC

PwC advises organisations on how GDPR affects the collection, use, transfer, retention, and deletion of personal data. Their support is aimed at companies based in Europe as well as businesses elsewhere that sell to European customers or monitor the online activity of people in the region. They work with both controllers and processors that need to understand their responsibilities and show that privacy obligations are being managed across the organisation.

The work can involve reviewing governance, operating processes, data handling practices, and the systems used to respond to individual rights requests. PwC can also help organisations build a more consistent privacy programme, clarify accountability, and prepare evidence for regulators. Their broader risk and technology capabilities allow GDPR requirements to be considered alongside digital transformation and regulatory change.

Key Highlights:

  • Coverage of controller and processor responsibilities
  • Focus on accountability and evidence of compliance
  • Privacy work connected with wider risk and technology programmes
  • Support through PwC member firms in different European countries

Services:

  • Privacy governance reviews
  • GDPR compliance assessments
  • Data handling process reviews
  • Data subject rights planning
  • Personal data retention and deletion controls

Contact Information:

  • Website: www.pwc.com
  • Facebook: www.facebook.com/PwCUK
  • LinkedIn: www.linkedin.com/company/pwc-uk
  • Instagram: www.instagram.com/pwc_uk
  • Address: Atria One, 144 Morrison Street, Edinburgh EH3 8EX 
  • Phone: +44 (0)131 226 4488

Conclusion

GDPR compliance companies in Europe do not all solve the same problem. Some focus on audits, DPO support, legal obligations, and staff training. Others work more closely with cybersecurity, software development, document management, or the technical controls behind data protection. That difference matters. A company that needs an external DPO will be looking for something quite different from a business trying to fix access controls, map personal data, or prepare its systems for data subject requests.

Before choosing a provider, it helps to be clear about where the gaps actually are. Review the type of data being processed, the countries involved, the systems that hold it, and the amount of internal support already available. GDPR work is rarely finished after one audit or a new privacy policy. The more useful providers are usually those that can fit compliance into normal operations and keep it manageable as the business, technology, and regulations change.

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