Top 10 Document Remediation Companies in 2026

What to Consider When Choosing a Document Remediation Company

The right document remediation company depends on the work that needs to be done. A team dealing with a few PDFs may need a different type of provider from one handling thousands of documents, scanned files, complex tables, forms, or recurring remediation work.

This comparison looks at 10 companies that provide document remediation services and the areas that matter when comparing them. We look at the standards they cover, the type of remediation work they handle, their experience, and where each company is best suited.

How We Evaluated These Companies

The companies were compared based on the areas that matter when selecting an external document remediation provider. The comparison looks at the type of remediation work each company handles, the accessibility standards it supports, its experience in the field, and the types of organisations or projects it is best suited to.

The focus is on the services available rather than the number of features a company offers. A provider that handles high-volume PDF remediation may be a better fit for a large document library, while another may be more suitable for organisations that need accessibility testing, manual remediation, or support with complex documents.

The comparison also considers published information from the companies themselves. Where a company does not provide a specific detail publicly, it should not be treated as a confirmed figure or capability.

Top 10 Document Remediation Outsourcing Companies Overview (2026)

1. Allyant

Allyant provides PDF accessibility remediation services for organisations managing large volumes of documents. Its remediation team has more than 20 years of experience with PDF remediation and supports both individual projects and large document backlogs. Allyant states that remediated documents are returned with a 100% conformance guarantee and a corresponding conformance report. 

The company supports remediation against standards including WCAG, PDF/UA, Section 508, ADA Title II, and the EAA. Its services cover complex and high-volume PDF work, while their wider document accessibility offering includes tools for scanning, validation and remediation. 

Best for: 

Organisations with large PDF backlogs, regulated document environments, and high-volume accessibility requirements.

Why consider: 

Its combination of dedicated remediation services, high-volume capabilities and a published conformance guarantee makes it a strong option for organisations looking for an established external provider.

2. GrackleDocs

GrackleDocs provides PDF accessibility tools and remediation services for organisations that need to make documents more accessible. Their current offering includes browser-based PDF remediation, with support for tagging, reading order, tables, images, form fields and metadata. For organisations that prefer to hand off the work, GrackleDocs also offers a remediation service for high-stakes compliance requirements. 

Their tools and accessibility work support standards and requirements including WCAG, PDF/UA, EN 301 549 and Section 508. GrackleDocs also works with organisations across government, education, healthcare, financial services and enterprise environments. 

Best for: 

Organisations that need PDF remediation alongside accessibility testing and document accessibility tools, particularly in education, government and enterprise settings.

Why consider:

 They offer both self-service PDF remediation tools and specialist remediation services, allowing organisations to choose between handling documents internally and outsourcing more complex or high-stakes work. 

3. Documenta11y

Documenta11y, a division of Apex CoVantage, combines an on-demand self-service platform with specialist remediation support, giving organisations a practical way to manage both individual documents and large-scale accessibility projects. Its 24/7 portal lets users upload files, request a project-specific quote, track project costs and delivery details, and download completed documents from a central dashboard. This gives clients visibility into the remediation process rather than leaving project coordination entirely to email exchanges.

The service covers PDF, Word, PowerPoint, Excel, InDesign and EPUB formats, including scanned documents, complex tables, accessible forms, image descriptions and born-accessible publishing workflows. Documenta11y combines automated checks with expert review and a three-tier quality assurance process. Its broader accessibility offering also includes document audits, testing and validation.

Documenta11y supports accessibility requirements including WCAG, PDF/UA, Section 508, ADA, BITV and the European Accessibility Act (EAA). The company reports a team of more than 100 accessibility experts, over one million documents remediated, and 99.9% accuracy.

Best for: 

Publishers, higher education institutions, government agencies, financial services organisations and enterprises that need a combination of self-service access, expert remediation and the capacity to manage recurring or high-volume document projects.

Why consider:

 Its combination of a 24/7 self-service portal, project-level visibility, multi-format remediation and a structured quality assurance process makes it a strong option for organisations seeking a repeatable approach to document accessibility, rather than a service limited to individual PDF fixes. Also, it is backed by Adapt AI, AI PDF remediation software that accelerates remediation at scale. 

4. TestPros

TestPros provides document and PDF remediation services across PDFs, Word documents, Excel spreadsheets, PowerPoint presentations, EPUBs, interactive forms and scanned documents. Their remediation work includes tagging, reading order, table structure, alt text, metadata and interactive elements, followed by accessibility testing and validation.

TestPros supports WCAG, Section 508, PDF/UA and ADA requirements. Each remediated document is validated through manual review and assistive technologies such as JAWS, NVDA and VoiceOver. The company also provides accessibility compliance reports with its completed remediation work.

Best for: 

Government agencies, commercial organisations and enterprises that need document remediation alongside accessibility testing and compliance services.

Why consider: 

TestPros combines document remediation with independent accessibility testing, certified accessibility specialists and validation using real assistive technologies. Their  experience working with government and commercial organisations also makes it suitable for projects where compliance documentation is an important part of the requirement.

5. Vispero

Vispero provides PDF and document remediation services for organisations handling individual files as well as large document programmes. Their services include manual tagging, reading-order correction, alt-text creation and remediation of Word, PowerPoint, Excel and interactive forms. Documents are also reviewed using automated checks and human validation.

Vispero supports WCAG, Section 508 and PDF/UA requirements, with their PDF remediation services also incorporating screen reader and assistive technology testing. The company has more than 30 years of experience in accessibility and assistive technology. 

Best for: 

Enterprises, government organisations and teams managing large or ongoing document remediation programmes.

Why consider:

 Vispero combines document remediation with accessibility expertise and assistive technology testing, making it suitable for organisations that need both technical conformance and validation from the perspective of actual document users.

6. QualityLogic

QualityLogic provides document remediation services for PDF, Word, Excel, PowerPoint, EPUB and other electronic document formats. Their services include document remediation, accessibility audits, testing, compliance reporting and ongoing maintenance. Projects can range from individual files to large document libraries.

QualityLogic supports WCAG, ADA, Title II and Section 508 requirements, with broader accessibility capabilities covering standards such as EN 301 549 and the EAA. Their  remediation process includes an initial review, remediation, collaboration with the client and final accessibility conformance reporting.

Best for: 

Government agencies, educational institutions and businesses that need document remediation combined with accessibility testing, compliance reporting and ongoing support.

Why consider: 

QualityLogic offers document remediation as part of a broader accessibility service, which can be useful for organisations that need remediation, testing and compliance documentation from the same provider.

7. AudioEye

AudioEye provides document remediation services for PDFs, forms and other web-delivered documents. Their process covers document evaluation, remediation and validation, with specialists addressing issues such as reading order, document structure, searchable text, links, headings and other accessibility requirements.

AudioEye tests documents against WCAG and PDF/UA-1 standards.Their quality assurance team also validates remediated documents using different assistive technology and browser combinations before delivery.

Best for: 

Organisations that need PDF and document remediation alongside broader digital accessibility testing and accessibility services.

Why consider: 

AudioEye combines document remediation with expert accessibility testing, making it a suitable option for organisations that want document accessibility handled as part of a wider accessibility programme.

8. Continual Engine

Continual Engine provides document remediation services for PDFs, Word, PowerPoint, HTML and EPUB3 files. Its services cover tagging, reading order, tables, forms, images, scanned documents and complex content. The company supports both one-time remediation projects and ongoing programmes, with the ability to handle large document volumes.

Continual Engine supports WCAG, PDF/UA, Section 508, ADA Title II and EAA requirements. Its PREP platform combines automated remediation with expert review and validation. Documents are also tested using assistive technologies such as JAWS and NVDA.

Best for: 

Higher education institutions, government organisations, publishers, financial institutions and enterprises managing large or recurring document remediation workloads.

Why consider: 

Continual Engine combines its PREP remediation platform with managed remediation services, making it suitable for organisations that need to process large volumes of documents while retaining expert review and accessibility validation

9. Microassist

Microassist provides accessible document services for PDFs, Microsoft Office documents and other digital files. Their accessibility remediation services cover existing documents and materials that need to meet accessibility requirements, with support for document remediation as well as accessibility audits, consulting and training.

Microassist supports WCAG, Section 504, Section 508, ADA Title II and Title III requirements. Their accessibility services are used across government, higher education and private-sector organisations.

Best for: 

Government agencies, higher education institutions and organisations that need document remediation alongside broader accessibility consulting and training.

Why consider: 

Microassist combines document remediation with accessibility auditing, consulting and training, which can be useful for organisations looking to address document accessibility as part of a wider accessibility programme.

10. DigitalA11Y

DigitalA11Y provides document accessibility services covering PDF, Word, Excel, PowerPoint and EPUB formats. Its remediation work addresses document structure, reading order, alternative text, accessible tables, headings, links and metadata. The company handles both individual files and large document collections, with services tailored to the complexity and accessibility requirements of each project.

DigitalA11Y combines automated checks with manual remediation and assistive technology testing. Its process includes an initial document assessment, remediation, quality assurance and delivery with a detailed compliance report. The company also offers testing with screen readers such as JAWS and NVDA and involves people with disabilities in testing its document accessibility work. Its published standards include WCAG 2.1 and 2.2 Level AA, PDF/UA, Section 508 and EN 301 549, with support for EAA requirements.

Best for: 

Educational institutions, government agencies, publishers, healthcare organisations and businesses that need document remediation alongside accessibility testing and compliance reporting.

Why consider: 

Its combination of multi-format document remediation, manual assistive technology testing, input from people with disabilities and compliance reporting makes it a relevant option for organisations seeking more than automated document checks.

Document Remediation Outsourcing: Finding the Right Fit

The right document remediation company depends on the type and volume of documents an organisation needs to manage. Some providers are better suited to large PDF backlogs, while others offer broader support across Office documents, EPUBs, forms and scanned files. The level of accessibility testing and the standards covered also vary between providers.

Before choosing a company, consider the document formats involved, the complexity of the files, the volume of remediation required and whether the provider can support ongoing work. The right fit is the one that can handle the organisation’s actual workload and accessibility requirements consistently, rather than simply offering the longest list of services.