CASUS
CASUS Technologies AG is a Swiss legaltech company that provides an AI-powered legal workspace — combining contract review, benchmarking, proofreading, agentic AI chat, Swiss court research, and multi-document data extraction — for law firms and in-house legal teams across the DACH region, delivered via web app and Microsoft Word Add-in.
- Company typePrivate
- Founded2020
- HeadquartersZürich, Switzerland
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
What CASUS does
CASUS Technologies AG is a Swiss legaltech company founded in 2020 and headquartered in Zurich that sells an AI-powered legal workspace to law firms and in-house corporate legal teams primarily in the DACH region (Germany, Austria, Switzerland). The product is delivered through two surfaces: a browser-based web application at app.getcasus.com and a native Microsoft Word Add-in distributed via the Microsoft Store and Microsoft 365 Admin Center. It combines six core modules — AI Chat (agentic conversational AI for legal documents), Benchmark (contract-to-standard comparison with percentage alignment scoring), Proofread (automated legal proofreading), Review (party-specific risk analysis with severity prioritization), Legal Research (agentic search across 660,000+ Swiss federal and cantonal court rulings), and AI Data Room (parallel multi-document extraction to Excel) — and is differentiated by Word-native insertion of AI outputs with correct formatting, numbering, and document structure intact.
Underlying AI capability relies on large language models from Google Cloud Vertex AI (Belgium region) and Microsoft Azure OpenAI (Switzerland North and Sweden Central) under zero-data-retention enterprise agreements that prohibit training on customer data. The platform is Swiss-hosted, ISO-27001-certified, and compliant with GDPR and the revised Swiss Federal Act on Data Protection (revDSG / nFADP), with attorney-client privilege status under Swiss law (Art. 321 SCC) — a regulatory posture that addresses DACH customers' data sovereignty requirements and differentiates CASUS from US legal AI providers. Technology partnerships include Google Cloud, Microsoft Azure, Microsoft (Word/Office platform), Stripe (billing), Brevo (email), Intercom (support), Calendly (demos), and Framer (website); strategic and financial backers include Venture Kick, with additional funding rounds referenced in 2022, 2023, and earlier periods.
CASUS operates a SaaS subscription model at CHF 125 per user per month on the Standard tier (with promotional pricing at CHF 145 and Enterprise on custom multi-year contracts), offers a 14-day free trial with no automatic conversion, and runs a hybrid go-to-market combining product-led self-serve signup with Calendly-driven enterprise sales run by CEO Fabian Staub. Target customers are law firms and in-house legal departments handling high-volume contract review, due diligence, and contract portfolio analysis; publicly named customers include Billie, Vitra, SBV SSE SSIC, and Coople, and the company has been recognized as a University of St. Gallen spin-off, an Innosuisse-supported innovator, and a Swiss Federal Government-recognized venture.
CASUS firmographics
Firmographics- Name
- CASUS
- Legal name
- CASUS Technologies AG
- Website
- https://getcasus.com
- Company type
- Private
- Founded year
- 2020
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- CASUS Technologies AG is a Swiss legaltech company that provides an AI-powered legal workspace — combining contract review, benchmarking, proofreading, agentic AI chat, Swiss court research, and multi-document data extraction — for law firms and in-house legal teams across the DACH region, delivered via web app and Microsoft Word Add-in.
- Ownership category
- akta.pro rank
CASUS industry classification
Industry- Product category
- Legal AI Software
- NAICS
- Professional, Scientific, and Technical Services (541), Legal Services (5411)
- SIC
- Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Legal Practice Management & Case Management (BPAEAPAC)
- akta.pro secondary industry
- eDiscovery, Document Coding & Litigation Support Data Processing (BPAAAKAH)
Keywords
Where CASUS is headquartered
LocationHeadquarters
- HQ city
- Zürich
- HQ country
- Switzerland
- HQ region
- Europe
Offices2 records
Markets served
CASUS business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Infrastructure, Marketing or Sales, Operations
Revenue model
- Subscription (SaaS): CASUS operates on a subscription SaaS model with per-seat pricing. Two tiers: Standard (CHF 125/user/month after intro price of CHF 145) and Enterprise (custom pricing). Billed monthly or annually. No minimum contract period. Free trial of 14 days with no auto-conversion to paid plan.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Per seat | Monthly | Standard tier for individual users and legal teams wanting immediate productivity gains |
| Subscription | Multi-year contract | Enterprise tier tailored for organizations requiring advanced controls and support |
Go-to-market motion3 records
Distribution channels4 records
Marketing channels7 records
CASUS product offering
Product offeringCore offering
CASUS is an AI-powered legal workspace for law firms and in-house legal teams that combines document review, contract benchmarking, legal proofreading, agentic AI chat, legal research across 660,000+ Swiss court rulings, and an AI Data Room for due diligence. It is delivered as a browser-based web application and as a Microsoft Word Add-in, executing AI-driven analysis and document changes directly within the user's existing Word workflow.
Product overview
CASUS is an AI-powered legal productivity platform consisting of two delivery channels — a browser-based web application (app.getcasus.com) and a Microsoft Word Add-in — serving law firms and in-house legal teams across the DACH region. The platform is modular: at its core, CASUS combines six named product modules: AI Chat (agentic conversational AI for documents), Benchmark (contract-to-standard comparison), Proofread (automated legal proofreading), Review / Risk & Quality Review (party-specific risk analysis with severity ranking), Legal Research (agentic search across 660,000+ Swiss court rulings), and AI Data Room (parallel multi-document extraction to Excel). Both the web app and the Word Add-in provide access to these modules; the Add-in additionally enables direct in-document placement of AI outputs with correct formatting and numbering, eliminating copy-paste workflows. The platform is Swiss-hosted, ISO-27001-certified, and compliant with GDPR and Swiss nFADP (revDSG). Data processed via Google Cloud Vertex AI (Belgium) and Microsoft Azure OpenAI (Switzerland, Sweden) under a zero-data-retention arrangement.
Differentiator
Problem solved
Functional benefit
Products and services
- AI Chat Agentic AI chat for legal documents that answers questions, drafts clauses, rephrases text, summarises documents, and executes changes directly in Word with correct formatting and numbering; covers Swiss legal research across 660,000+ court rulings.
- Benchmark Contract benchmarking feature that compares contracts against internal standards or playbooks (NDAs, DPAs, MSAs, SPAs), producing a percentage alignment score and one-click insertion of missing or deviating clauses.
- Proofread
- Review (Risk & Quality Review)
- AI Data Room
- Legal Research
- CASUS Word Add-in
- CASUS Web Application
Quantifiable outcome
- Minutes instead of hours for structured contract review with prioritized risk list
- +2 more outcomes
Companies that use CASUS
Customer profileNamed customers4 records
Segments3 records
Ideal customer profiles2 records
CASUS technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration3 records
AI capability6 records
Feature7 records
CASUS partnerships and signals
Strategic signalPartnerships
Five partnerships are on record, tiered core and minor.
- Google Cloud (Vertex AI)coreGoogle Cloud provides LLM inference via Vertex AI for CASUS AI features. Document text and prompts are transmitted to Google Cloud Vertex AI in Belgium (europe-west1). Enterprise agreement prohibits model training on customer data. Zero-data-retention arrangement ensures prompts and responses are not stored beyond request-response cycle.
- Microsoft Azure OpenAIcoreMicrosoft Azure OpenAI provides LLM inference for AI features in Switzerland North and Sweden Central regions. CASUS has been granted an abuse monitoring opt-out by Microsoft, meaning prompts and completions are not stored beyond the request-response cycle. Enterprise agreement prohibits model training on customer data.
- StripecoreStripe processes subscription billing and invoicing for CASUS. Handles payment collection and billing management for Standard and Enterprise subscriptions.
- MicrosoftcoreMicrosoft provides the Office Add-in platform for CASUS Word Add-in distribution via Microsoft Store and Microsoft 365 Admin Center. SharePoint integration (coming soon) extends platform accessibility.
- CalendlyminorCalendly enables prospect and customer demo booking directly with CASUS sales team ([email protected]). Facilitates enterprise sales engagement.
Scale indicators4 records
Recent moves6 records
Expansion highlights6 records
CASUS competitors and assessment
Company assessmentBroad incumbents
- LexisNexis (Lexis+ AI / Protege): Legal research and AI-augmented document analytics incumbent. Comparable on legal research and document analysis; distribution advantage through installed Lexis+ customer base in law firms.
- Thomson Reuters (CoCounsel): Incumbent legal information and software provider whose CoCounsel product directly competes with CASUS Legal Research and AI document review. Bundled distribution through Westlaw and Practical Law raises switching costs for incumbents.
- Wolters Kluwer: Global legal and compliance information / software vendor. Overlaps with CASUS at the boundaries of legal research, compliance, and contract automation; broader, lower-frequency enterprise footprint.
- Litera (incl. Kira Systems): Established legal technology vendor covering drafting, review (Kira), and matter management. Overlaps with CASUS on contract analysis (Kira historically), but as part of a much wider law-firm-facing portfolio.
Direct peers
- Harvey AI: US-based generative AI platform for law firms and in-house legal teams offering document review, legal research, and drafting. Directly comparable in AI-for-legal practice, though its geographic focus and customer set are larger firms globally rather than DACH SMB/mid-market.
- LegalOn: AI contract review tool for in-house legal teams, with similar party-specific risk and playbook comparison to CASUS Benchmark. Most comparable on review quality playbooks.
- Robin AI: AI contract review and drafting tool with a focus on European and UK in-house/legal teams. Comparable on agentic contract review workflows and Word integration; comparable regulatory exposure in Europe.
- Spellbook: AI contract drafting and review assistant integrated into Microsoft Word, serving law firms and in-house teams. Closest peer on Word-native workflow; differs primarily by US/Canadian default language and training data.
- Luminance: UK-based AI platform for contract review, due diligence, and compliance. Most comparable in the document-heavy review use case (mirroring CASUS AI Data Room); broader enterprise GTM.
- Ironclad: Contract Lifecycle Management platform with AI-powered review and negotiation. Comparable on contract benchmark and review workflows; differs by broader CLM scope and primary US footprint.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
CASUS social profiles
Digital presenceCASUS compliance and trust
Trust signalCompliance3 records
CASUS financial estimates
Financial estimateRevenue estimate
Valuation estimate
CASUS leadership team
Management profileNumber of profiles
Profiles3 records
CASUS funding detail
Funding detailFunding overview
Funding rounds3 records
Investors3 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
CASUS M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about CASUS
What does CASUS do?
CASUS is an AI-powered legal workspace for law firms and in-house legal teams that combines document review, contract benchmarking, legal proofreading, agentic AI chat, legal research across 660,000+ Swiss court rulings, and an AI Data Room for due diligence. It is delivered as a browser-based web application and as a Microsoft Word Add-in, executing AI-driven analysis and document changes directly within the user's existing Word workflow.
Is CASUS a public or private company?
CASUS is a private company. It is classified as venture growth investor backed and is currently operating.
When was CASUS founded?
CASUS was founded in 2020. It employs 1 to 10 people.
Where is CASUS based?
CASUS is headquartered in Zürich, Switzerland, in the Europe region.
How does CASUS make money?
One revenue line is on record: subscription (SaaS).
Who are CASUS's main competitors?
Broad incumbents on record are LexisNexis (Lexis+ AI / Protege), Thomson Reuters (CoCounsel), Wolters Kluwer and Litera (incl. Kira Systems). Direct peers are Harvey AI, LegalOn, Robin AI, Spellbook, Luminance and Ironclad.
Does CASUS have an API?
No public API is recorded for CASUS.
What industry is CASUS in?
CASUS's product category is Legal AI Software. Its primary akta.pro industry code is BPAEAPAC, Legal Practice Management & Case Management, with a secondary code of BPAAAKAH, eDiscovery, Document Coding & Litigation Support Data Processing. Its NAICS code is 541 and its SIC code is 7370.