List of Thomson Reuters WestLaw Customers
Thomson Reuters
19 Duncan Street,
Toronto, M5H 3H1, ON,
Canada
Toronto, M5H 3H1, ON,
Canada
1 647-480-7000
Professional Services
26400
$7.5B
Since 2010, our global team of researchers has been studying Thomson Reuters WestLaw customers around the world, aggregating massive amounts of data points that form the basis of our forecast assumptions and perhaps the rise and fall of certain vendors and their products on a quarterly basis.
Each quarter our research team identifies companies that have purchased Thomson Reuters WestLaw for Legal Practice Management from public (Press Releases, Customer References, Testimonials, Case Studies and Success Stories) and proprietary sources, including the customer size, industry, location, implementation status, partner involvement, LOB Key Stakeholders and related IT decision-makers contact details.
Companies using Thomson Reuters WestLaw for Legal Practice Management include: Albertsons, a United States based Retail organisation with 280000 employees and revenues of $80.39 billion, Discover Financial Services, a Capital One Company, a United States based Banking and Financial Services organisation with 21100 employees and revenues of $15.86 billion, Roche Diagnostics USA, a United States based Life Sciences organisation with 8000 employees and revenues of $13.00 billion, Sullivan & Cromwell, a United States based Professional Services organisation with 2000 employees and revenues of $1.77 billion, Quinn Emanuel, a United States based Professional Services organisation with 2500 employees and revenues of $1.66 billion and many others.
Contact us if you need a completed and verified list of companies using Thomson Reuters WestLaw, including the breakdown by industry (21 Verticals), Geography (Region, Country, State, City), Company Size (Revenue, Employees, Asset) and related IT Decision Makers, Key Stakeholders, business and technology executives responsible for the software purchases.
The Thomson Reuters WestLaw customer wins are being incorporated in our Enterprise Applications Buyer Insight and Technographics Customer Database which has over 100 data fields that detail company usage of software systems and their digital transformation initiatives. Apps Run The World wants to become your No. 1 technographic data source!
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| Logo | Customer | Industry | Empl. | Revenue | Country | Vendor | Application | Category | When | SI | Insight |
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Albertsons | Retail | 280000 | $80.4B | United States | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2016 | n/a |
In 2016, Albertsons Companies implemented Thomson Reuters WestLaw within its Legal Practice Management environment to strengthen litigation research and support for eDiscovery workflows in the Litigation Department. Thomson Reuters WestLaw was adopted as the central legal research and reference application to inform pleadings, protective orders, and ESI protocol development.
Deployment focused on legal research, authority validation, and docket and case law discovery functions, leveraging Thomson Reuters WestLaw research libraries and document retrieval capabilities to support preparation of pleadings and case strategy. The implementation emphasized operational use by litigators and litigation support staff, with configuration for role based access, saved research queries, and standardized search templates to accelerate document review and legal research tasks.
Thomson Reuters WestLaw was used alongside Albertsons' eDiscovery and litigation support stack, including Relativity, Intella, hosted review technologies, legal hold solutions such as Fusion, DISCO, Reveal, AccessData, and Zapproved, eBilling via LegalTracker, and PACER. Operational coverage extended across the Litigation Department and into Legal, IT, Information Security, and Regulatory and Compliance teams, enabling coordinated workflows for legal hold administration and evidence collection.
Governance centered on the eDiscovery Manager role, which developed best practices for the legal hold lifecycle, orchestrated concurrent eDiscovery projects, and collaborated with outside counsel on pleadings and ESI Protocols. Process changes emphasized cross functional collaboration between Legal, IT, Information Security, and business clients, aligning research outputs from Thomson Reuters WestLaw with eDiscovery production and review processes.
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Blank Rome LLP | Professional Services | 1500 | $580M | United States | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2018 | n/a |
In 2018, Blank Rome LLP implemented Thomson Reuters WestLaw to support Legal Practice Management. The deployment targeted conflicts analysts and attorney practice groups to centralize conflicts checks, legal research access, and historical matter reporting for intake workflows.
Configuration emphasized conflicts checking workflows and report generation, with Thomson Reuters WestLaw provisioned to support research query workflows and attorney request handling. Functional capabilities implemented focused on automated search and reporting to surface prior engagements, counsel communications, and matter-level history used by conflicts analysts to validate new business opportunities.
Thomson Reuters WestLaw was used in conjunction with InTapp and 3E as part of the operational toolset to complete attorney requests and correlate client and matter data across systems. Governance and rollout included on-the-job support and user assistance from conflicts analysts who worked directly with attorneys to navigate the new tools and embed research and conflicts review into standard intake processes.
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Discover Financial Services, a Capital One Company | Banking and Financial Services | 21100 | $15.9B | United States | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2014 | n/a |
In 2014, Discover Financial Services implemented Thomson Reuters WestLaw as part of its Legal Practice Management tooling to support Law Department operations and legal research workflows. Thomson Reuters WestLaw was provisioned to support research-linked matter workflows and to serve attorneys and law operations staff responsible for outside counsel spend and matter administration.
Configuration and modules focused on legal research access control, user licensing administration, and alignment of research outputs with matter identifiers used by the department. The implementation was operated alongside the Serengeti matter management and legal billing software system to ensure research citations and matter references flowed into billing and matter reporting processes.
Operational integrations and co‑management included Thomson Reuters Connect, Zapproved, Archer, Ariba, and CT Advantage, all named systems administered by the Law Operations team. The deployment covered Law Department functions including matter administration, outside counsel onboarding, legal billing troubleshooting, and training for department users in the United States.
Governance responsibilities tied to the Thomson Reuters WestLaw implementation included supporting outside counsel rates management and alternative fee arrangements review, law firm requirements and controls development, third party risk assessments, and law department business continuity and pandemic training. Day to day administration, training, and troubleshooting were centralized within Law Operations to maintain alignment between Legal Practice Management tooling and spend, billing, and risk controls.
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E M W Picton Howell Solicitors | Professional Services | 107 | $18M | United Kingdom | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2020 | n/a |
In 2020, E M W Picton Howell Solicitors implemented Thomson Reuters WestLaw as part of its Legal Practice Management tooling. The firm uses Thomson Reuters WestLaw on their website to provide research access and citation resources to fee earners and to surface authoritative references for client inquiries.
The deployment is configured to support matter-centric legal research workflows, including precedent retrieval, case law and statutory research, and citator-based authority checking. Configuration work emphasized centralized content indexing, managed precedent libraries, and template-driven query workflows to standardize how solicitors retrieve and assemble legal materials.
Operational coverage spans solicitors and internal research teams across practice areas, with governance organized around role-based access controls, curated content taxonomies, and standardized research procedures. The Thomson Reuters WestLaw implementation is positioned within Legal Practice Management to align firm research processes with website-facing reference points and internal matter workflows.
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Galadari Advocates & Legal Consultants | Professional Services | 210 | $30M | United Arab Emirates | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2016 | n/a |
In 2016, Galadari Advocates & Legal Consultants implemented Thomson Reuters WestLaw as part of its Legal Practice Management tooling. The deployment targeted the firm’s Dubai practice to support Litigation and Disputes Resolution and Corporate and Commercial teams, aligning research and matter workflows with file management and diarising processes.
Configuration emphasized legal research and knowledge management capabilities within Thomson Reuters WestLaw, organizing repositories for case law retrieval, statutory materials, and precedent storage to support drafting of case briefs and legal notices. The application was used to compile and summarize research, assist with document preparation for court bundles, and streamline paralegal activities such as due diligence, agreement review, and preparation of attendance notes.
Operational use was concentrated in Dubai, United Arab Emirates, with paralegals and litigation teams conducting desktop searches using WestLaw alongside PLC and LexisNexis as reflected in firm practices, and applying research outputs to settlement meetings and client updates. The implementation emphasized matter-centric organization so research outputs, court bundle assembly, and diarised actions were linked to individual matters and client files.
Governance focused on standardizing research-to-brief workflows and file management controls, updating internal templates and diarising conventions to ensure consistent production of court bundles and case documentation. Thomson Reuters WestLaw was documented as the firm’s primary legal research and Legal Practice Management reference to support ongoing litigation and corporate advisory workflows.
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Professional Services | 40 | $6M | United Arab Emirates | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2013 | n/a |
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Professional Services | 170 | $14M | United States | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2010 | n/a |
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Manufacturing | 2700 | $1.2B | United States | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2022 | n/a |
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Professional Services | 50 | $8M | United States | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2015 | n/a |
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Professional Services | 90 | $12M | United Arab Emirates | Thomson Reuters | Thomson Reuters WestLaw | Legal Practice Management | 2017 | n/a |
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Showing 1 to 10 of 21 entries
Buyer Intent: Companies Evaluating Thomson Reuters WestLaw
ARTW Buyer Intent uncovers actionable customer signals, identifying software buyers actively evaluating Thomson Reuters WestLaw. Gain ongoing access to real-time prospects and uncover hidden opportunities. Companies Actively Evaluating Thomson Reuters WestLaw for Legal Practice Management include:
- Massachusetts Institute of Technology, a United States based Education organization with 2080 Employees
- SalesDuo, a India based Professional Services company with 50 Employees
- Sungkyunkwan University, a South Korea based Education organization with 2000 Employees
Discover Software Buyers actively Evaluating Enterprise Applications
| Logo | Company | Industry | Employees | Revenue | Country | Evaluated |
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Massachusetts Institute of Technology | Education | 2080 | $161M | United States | 2025-11-18 |
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SalesDuo | Professional Services | 50 | $5M | India | 2025-10-08 |
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Sungkyunkwan University | Education | 2000 | $500M | South Korea | 2025-10-02 |
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Manufacturing | 4650 | $1.2B | Denmark | 2025-07-03 |
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Professional Services | 250 | $35M | Portugal | 2024-12-13 |
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Professional Services | 80 | $8M | Poland | 2024-06-26 |
FAQ - APPS RUN THE WORLD Thomson Reuters WestLaw Coverage
Thomson Reuters WestLaw is a Legal Practice Management solution from Thomson Reuters.
Companies worldwide use Thomson Reuters WestLaw, from small firms to large enterprises across 21+ industries.
Organizations such as Albertsons, Discover Financial Services, a Capital One Company, Roche Diagnostics USA, Sullivan & Cromwell and Quinn Emanuel are recorded users of
Thomson Reuters WestLaw for Legal Practice Management.
Companies using Thomson Reuters WestLaw are most concentrated in Retail, Banking and Financial Services and Life Sciences, with adoption spanning over 21 industries.
Companies using Thomson Reuters WestLaw are most concentrated in United States, with adoption tracked across 195 countries worldwide. This global distribution highlights the popularity of Thomson Reuters WestLaw across Americas, EMEA, and APAC.
Companies using Thomson Reuters WestLaw range from small businesses with 0-100 employees - 28.57%, to mid-sized firms with 101-1,000 employees - 33.33%, large organizations with 1,001-10,000 employees - 28.57%, and global enterprises with 10,000+ employees - 9.52%.
Customers of Thomson Reuters WestLaw include firms across all revenue levels — from $0-100M, to $101M-$1B, $1B-$10B, and $10B+ global corporations.
Contact APPS RUN THE WORLD to access the full verified Thomson Reuters WestLaw customer database with detailed Firmographics such as industry, geography, revenue, and employee breakdowns as well as key decision makers in charge of Legal Practice Management.