LegalTech Startups

SeedLegals is a UK legaltech platform for founders and investors to run and close funding rounds, offering tools to create term sheets, review deals with AI, negotiate, and generate and sign investment documents. It serves startups, angels, VCs, funds and incubators, with support for SEIS/EIS, and operates in the UK, France, Ireland and other markets.

2 investors

Semeris provides an AI-powered document intelligence platform for analyzing complex financial transaction documents, with a focus on CLO (collateralized loan obligation) deal documents. It offers search, extraction, comparison, checklists, stip tracking, and an Excel add-on for asset managers, law firms, CLO trustees, and rating agencies.

2 investors

SESAC is a Performing Rights Organization recognized by the U.S. Copyright Office that issues blanket public performance music licenses to businesses that play live or recorded music. It manages performance rights for over 1.5 million songs from affiliated writers and composers.

2 investors

Shieldpay provides a digital escrow platform that secures payments for professional services, particularly law firms, to mitigate transactional risk and eliminate challenges associated with client accounts.

2 investors

Sigalei is a Brazilian platform that monitors regulatory and legislative sources — including the DOU, state official gazettes, federal and state legislatures, regulatory agencies, and the SEI system across Congress, 27 states and 1,243 municipalities — using AI agents combined with human review to filter, classify and track documents relevant to an organization. It targets legal, compliance and government-affairs teams, offering alerts, task and deadline management, stakeholder mapping and audit-traceable workflows.

2 investors

SigmaSight provides AI-powered analytics and negotiation tools for litigation defense teams. The platform combines trial-risk assessment, offer generation, and negotiation economics to help defense counsel evaluate and resolve cases more effectively.

2 investors

SimplyAgree is a software platform for legal deal teams that automates transaction closing workflows, including creating signature packets, managing electronic signatures, and building closing binders. It serves law firms handling VC, PE, and M&A transactions and integrates with tools like NetDocs, iManage, and DocuSign.

2 investors

SingleFile provides a platform for managing entity compliance across multiple U.S. states, combining automated deadline tracking, registered agent coverage, and state filing services. It serves growing companies and law firms handling obligations such as annual reports, registered agent changes, and BOI filings.

2 investors

Sleek offers accounting software combined with certified accountants to help entrepreneurs and small businesses manage company registration, cash flow, tax planning, and compliance. It serves business owners navigating finance and regulatory matters.

2 investors

Snug provides a white-label estate planning platform for insurance marketing organizations (IMOs) and their distribution networks, enabling agents to sell attorney-approved Trusts, Wills, POAs, and Health Care Directives compliant across all 50 US states. The platform includes multi-level revenue sharing, downline management, bulk agent onboarding, document tracking, and network-wide reporting.

2 investors

Solomon provides autonomous AI agents that automate complex tax work, including research, analysis, planning, compliance, and document review for tax experts and financial services firms.

2 investors

Soxton offers AI-powered legal services. The page provides minimal detail about its specific product or target customers.

2 investors

SRS Acquiom provides shareholder representation, M&A payment administration, shareholder solicitation, and loan agency services for private-target mergers and acquisitions and loan transactions. It serves dealmakers in the M&A market, with operations in the US and, as of 2025, Europe and the UK.

2 investors

Staple is a data processing platform that ingests documents and data from any source, format, or language, then checks for tampering, extracts and verifies content, and produces audit-ready data before it enters enterprise systems. It serves large enterprises such as insurers and banks for use cases including invoice processing, e-invoice compliance, and data extraction across 300+ languages.

2 investors

Stilta builds software for patent protection and intellectual property work, serving patent attorneys and innovators who depend on patent safeguards. The platform helps practitioners manage and strengthen patent cases across AI, biotech, clean energy, and autonomous systems.

2 investors

Sunset provides end-to-end wind-down services for startups, managing legal filings, tax compliance, asset liquidation, and investor distributions through a team of attorneys and CPAs. The company serves founders and their investors seeking to dissolve companies efficiently while maximizing capital returns and minimizing liability.

2 investors

Superinsight AI provides software to help users quickly understand and analyze medical records, supporting attorneys and other professionals in reviewing patient documentation.

2 investors

TAINA builds regulatory technology that automates tax compliance and client lifecycle management for the financial services sector, applying Agentic AI to run tax operations at scale. It positions itself as a provider of tax regulatory technology for the global financial ecosystem.

2 investors

Tangibly provides AI-powered trade secret protection and governance software for companies to identify, protect, and leverage proprietary assets. The platform combines legal expertise with machine learning to help organizations manage trade secret risk and conduct early case evaluation.

2 investors

The Contract Network offers an AI-based contract collaboration and negotiation platform that automatically detects matching contract forms, generates redlines from a company's playbook, and checks each negotiation round for standards compliance. It also supports in-app signing, storage, and document search, with features tailored to the research community, including extracting data points and generating activity schedules from study documents.

2 investors

Third Chair provides music rights holders and IP investment funds with monitoring and licensing solutions for intellectual property use across social media platforms (TikTok, Instagram, X, Facebook, YouTube). The platform uses audio fingerprinting to identify unlicensed music uses, uncover monetization opportunities, and facilitate licensing revenue collection.

2 investors

First is an online platform for creating custom prenuptial agreements, offering both self-serve prenups and packages with family law attorney review, with free notarization included. It serves engaged couples across 46 U.S. states and Washington, D.C. with flat-fee pricing instead of traditional hourly legal billing.

2 investors

TrademarkNow provides AI-powered trademark screening, clearance, and monitoring software for legal teams and brand owners. The platform uses neural-network models to analyze phonetic, semantic, and visual similarities across global trademark registries to identify conflicts and reduce manual review effort.

2 investors

Tranquility AI builds AI-powered evidence analysis software (product name TimePilot) that ingests and parses varied data sources, maps relationships across evidence, and surfaces findings to speed investigations. It serves law enforcement agencies, prosecutors, and investigators working criminal cases and other high-stakes decision contexts.

2 investors