stp.one

Name

stp.one

Legal name

STP Informationstechnologie GmbH

Website

https://stp.one

Company type

Private

Founded year

1993

Operating status

Acquired

Headcount range

501–1,000 employees

Ownership category

akta.pro rank

Product category

Legal Practice Management Software

NAICS

Software Publishers (5132), Software Publishers (513210)

SIC

Services-Prepackaged Software (7372)

akta.pro primary industry

ERP Extensions & Add-ons (CPQ, Billing, Revenue Management) (HDAEAEAO)

Keywords

• Legal practice management software
• Legal tech SaaS platforms
• Insolvency administration software
• Enterprise legal management solutions
• AI legal research tools

Headquarters

HQ city

Karlsruhe

HQ country

Germany

HQ region

Europe

Offices11 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

Technology or R&D, Personnel, Marketing or Sales, Operations, Infrastructure

Revenue model

1. Software Subscriptions (SaaS): stp.one generates primary revenue from SaaS subscriptions for its legal tech software suite including Advoware, Winsolvenz, Lexolution, Winmacs, Knowliah, and other products. Customers are law firms, insolvency administrators, corporate legal departments, and large creditors paying recurring subscription fees.
2. AI Add-on Products: Revenue generated from AI-powered Legal Twin add-on products (Smart Legal Research, Contract Insights, Case Knowledge) sold as additional modules to existing software customers, representing an upsell/land-and-expand revenue stream.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels8 records

Core offering

stp.one develops, markets, and sells integrated legal practice management and AI-powered workflow software to law firms, insolvency administrators, corporate legal departments, and large creditors across Europe. Its portfolio includes vertical SaaS products (Advoware, Lexolution, Winmacs, Winjur, Winsolvenz, InsO-Up, GIS, Knowliah, Creditor Hub, Documents, Smart Data) plus the Legal Twin® AI suite (Contract Insights, Smart Legal Research, Case Knowledge, IK-Verfahrensanlage Plus). Revenue is generated primarily via recurring SaaS subscriptions with quote-based pricing tailored to organization size and module configuration.

Product overview

stp.one (now part of Septeo Group) is a European Legal-Tech platform providing a comprehensive portfolio of software solutions for law firms, insolvency administrators, corporate legal departments, and large creditors. The platform architecture consists of: (1) Core practice management products for law firms including Lexolution (corporate law firms), Winmacs (medium-sized firms and notaries), Advoware (small/mid-sized firms), and Winjur (Swiss law firms); (2) Insolvency management solutions including Winsolvenz, InsO-Up, and GIS (creditor information system); (3) Enterprise solutions including Knowliah (AI Legal Hub for corporate legal departments) and Creditor Hub; (4) Platform services including Documents (DMS) and Smart Data; (5) AI-powered products under the Legal Twin® brand including Contract Insights, Smart Legal Research, and AI add-ons. The company acquired Amberlo (international SaaS law firm software) and Legala (Scandinavian legal tech). stp.one was acquired by French software company Septeo in early 2026, creating one of Europe's largest Legal-Tech providers with combined revenue exceeding €560 million.

Differentiator

Problem solved

Functional benefit

Brands

• Advoware: Software for small and mid-sized law firms and notary offices, integrated with AI Legal Twin® tools.
• Lexolution
• Winmacs
• Winjur
• Winsolvenz
• InsO-Up
• GIS
• Knowliah
• Creditor Hub
• Documents
• Smart Data
• Legal Twin®
• Amberlo
• Legala

Products and services

• Lexolution Legal practice management solution for corporate/business-oriented law firms that secures long-term profitability by enabling lawyers to work efficiently, effectively, and 100% digitally from a single application, integrating document management, billing, and workflow automation.
• Advoware Cost-effective law firm management software for solo practitioners, smaller and mid-sized law firms, and notary offices, integrating AI capabilities including Legal Twin® add-ons for legal research, case knowledge, and contract insights.
• Winmacs Solution that simplifies and accelerates all workflows and processes that medium-sized law firms, notary offices, and their clients depend on, making daily work easier.
• Winjur Legal software developed specifically for Swiss law, helping small and mid-sized Swiss law firms gain more time for substantive client work, integrated with stp.one's platform.
• Winsolvenz Insolvency administration management software that increases productivity by reducing time-consuming manual work and simplifying management of even the largest insolvency proceedings at all German insolvency courts, with AI-assisted case intake and processing.
• InsO-Up Solution that digitizes communication with private debtors for simplified management of consumer insolvency proceedings, providing higher quality and efficiency with less effort.
• GIS (Gläubigerinformationssystem) Digital creditor information system for insolvency law firms enabling creditors to independently check the status of their claims and providing continuous 24/7 access independent of law firm availability.
• Knowliah AI Legal Hub for corporate legal departments that automates processes, promotes smarter data-driven decisions, and increases efficiency, compliance, and collaboration for in-house legal teams.
• Creditor Hub Platform for companies with a large number of claims, centralizing all creditor claim registrations and data in an intuitive platform for streamlined management.
• Documents Document management system providing law firms full control over important documents and workflows, both in the office and on the go, with full-text search and seamless integration with Lexolution.
• Smart Data Business and insolvency data platform providing tailored products that ensure companies have important business and insolvency data about customers, competitors, and partners readily available.
• Legal Twin® Contract Insights AI-powered contract analysis tool that scans entire contracts within seconds, identifies critical clauses, flags potential risks, compliance issues, and contradictions, and provides structured summaries with actionable recommendations. Adaptable to M&A, supplier agreements, and NDAs.
• Legal Twin® Smart Legal Research AI-powered legal research system that automatically identifies relevant case law, legal norms, and commentary based on specific factual context, reportedly reducing research time by up to 90%.
• Legal Twin® AI Add-Ons AI agents integrated into Advoware and Winsolvenz that automate routine legal tasks, including Case Knowledge (case file analysis) and IK-Verfahrensanlage Plus (insolvency case setup automation), enabling lawyers to focus on strategic work.
• Amberlo International cloud-based SaaS law firm software providing case management and document management solutions for law firms, founded in 2017, serving over 1,000 customers across more than 70 countries.

Quantifiable outcome

• Legal Twin® Smart Legal Research reduces legal research time by up to 90 percent
• +4 more outcomes

Named customers14 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability5 records

Feature15 records

Partnerships

Five partnerships are on record, tiered minor and core.

• Deutsche BankminorGTM or Marketing Partner · 25 November 2025Deutsche Bank and stp.one co-hosted a webinar on procedural account setup and VoP (Value of Processing) in insolvency administration, focusing on simplified account creation and enhanced security in payment processing workflows.
• ECLA (European Company Lawyers Association)minorGTM or Marketing Partner · 28 April 2025ECLA partnered with stp.one on an exclusive partnership webinar 'TradAI vs. GenAI: Challenging the AI Myth and Why Your Legal Department Needs to Know the Difference!' addressing the practical implications of AI types for corporate legal departments.
• BRYTERcoreStrategic or Co-development Partner · 20 March 2025stp.one and AI workflow automation specialist BRYTER entered a strategic partnership to jointly develop solutions for insolvency administration. The first co-developed product, Legal Twin®: IK-Verfahrensanlage Plus, launched at end of March 2025. The solution combines AI-powered process automation, intelligent data processing, and trust account management for insolvency proceedings, integrated into Winsolvenz.
• DentonscoreGTM or Marketing Partner · 21 March 2024Dentons, the world's largest international law firm, is a strategic co-host and content partner for the Corporate Counsel Connect event series. Together with stp.one and BSH Hausgeräte, the partnership combines legal expertise and Legal Tech innovation to deliver thought leadership on AI, contract management, and digital transformation for corporate legal departments.
• BSH Hausgeräte GmbHcoreGTM or Marketing Partner · 21 March 2024BSH Hausgeräte GmbH is the host venue partner and co-organizer of the Corporate Counsel Connect 'What's Up Legal Tech?' event series. As a modern technology company, BSH demonstrates how corporate legal departments act as strategic business partners through digital competence, providing the platform for peer networking and expert insights.

Scale indicators14 records

Recent moves8 records

Expansion highlights5 records

Direct peers

• iManage: Document and email management platform purpose-built for legal; competes with stp.one's Documents product and is a foundational layer used by many of the same large law firms.
• Clio: Cloud-native legal practice management SaaS for SMB and mid-market law firms; competing in same customer segment as Advoware and Winmacs, with strong expansion into European markets.
• NetDocuments: Cloud-based document management for law firms; competes with stp.one Documents and is frequently embedded alongside competing practice management suites.
• Onit: Enterprise Legal Management (ELM) and contract lifecycle management platform competing directly with stp.one's Knowliah AI Legal Hub in the corporate legal department segment.
• Epiq: Provides software and managed services for insolvency administration and creditor claims, overlapping with stp.one's Winsolvenz, GIS and Creditor Hub product suite in the German/European insolvency market.

Broad incumbents

• Wolters Kluwer: Global legal and regulatory information services company whose Kleos practice management suite competes head-to-head with stp.one's Advoware/Lexolution products; tied with stp.one for #1 in Research in Action 2026 SaaS Law Firm Management matrix.
• Thomson Reuters: Operates Elite 3E and ProLaw legal practice management plus CoCounsel AI legal assistant, competing across law firm, corporate legal and insolvency segments globally with much deeper R&D budgets.
• LexisNexis: Provides Lexis+ AI legal research and practice management solutions serving law firms and corporate counsel; overlapping AI legal research functionality with stp.one's Legal Twin® Smart Legal Research.

Emerging players

• Harvey AI: AI-native legal research and drafting platform for elite law firms and corporate legal departments; emerging direct competitor to Legal Twin® for AI-driven legal workflow automation.

Regional players

• DATEV: German cooperative IT services provider for tax advisors, auditors and law firms; serves overlapping German SMB law firm customer base as stp.one's Advoware/Winmacs, with deep integration into the German legal/accounting ecosystem.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks7 records

Key highlights7 records

Customer concentration

• Xx.com/stp_gmbh
• YouTubeyoutube.com/@stp.one-group/videos
• Facebookfacebook.com/STPInformationstechnologieGmbH
• LinkedInlinkedin.com/company/stp-one
• Instagraminstagram.com/stp.one_legal_tech

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Subsidiaries8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about stp.one