Crypto Companies Directory

Seed Club Ventures is a decentralized autonomous organization that invests in early-stage projects at the intersection of web3 and community infrastructure. The organization operates with a membership structure comprising investors and operators in the cryptocurrency space. Portfolio companies receive support including product guidance, partnership facilitation, and user acquisition strategy. The fund's investment focus includes community-owned internet infrastructure, decentralized autonomous organizations (DAOs), and social coordination tools. The organization was established in partnership with Seed Club, a network and accelerator for builders working in cryptocurrency, culture, and community sectors.

SeedList is a crowdfunding platform deployed on Solana and EVM-compatible blockchains that allocates token sale access through an AI-driven, merit-based model. The system distributes allocations to influencers, key opinion leaders, builders, strategic partners, and retail investors rather than concentrating them among venture capital funds. The platform evaluates participants based on measurable contributions including community growth and marketing reach, rather than passive capital provision. SeedList provides access to a pre-vetted global partner network that offers services in legal compliance, tokenomics design, exchange listings, and community management, intended to reduce operational overhead for project founders. The platform operates as an alternative to traditional launchpad models by prioritizing contribution-based allocation mechanisms.

Sekuya is an Indonesian entertainment company operating across gaming, music, and motorsport sectors. Its primary product, Sekuya Generation, is a blockchain-based game featuring original characters and community-driven narrative elements, utilizing the SKYA token across multiple blockchain networks. The company maintains a motorsport division through the SekuyaEVOS racing team and an Indonesia Legends series.

Semantic (trading as Semantic Ventures LLP) is a venture capital firm focused on investing in infrastructure for data and the digital economy, with a portfolio that includes crypto and blockchain-related companies. The firm is registered in England and Wales (OC424682) and holds FCA authorisation as an appointed representative of Midmar Capital LLP, covering UK investment advisory and arranging activities. Its investment thesis centers on 'new rails' for data and digital finance, positioning it as an early-stage backer of Web3 and crypto infrastructure startups. The firm is headquartered in St. Albans, England, and maintains a public portfolio list and jobs board for its investee companies.

Semiotic Labs is an AI venture studio that develops secure agentic infrastructure based on five years of research in decentralized markets. Its primary incubation project, Agentium, is a Rust-based operating system designed for autonomous AI agents. The system enforces security policies at the capability level through BAML-contract reasoning mechanisms. The studio has developed Odos, a decentralized exchange aggregator with intelligent pathfinding functionality for trade routing. Semiotic Labs also created Cambrian, an infrastructure project for agentic finance applications. Additionally, the studio designed indexing and query infrastructure for The Graph protocol under a foundational research grant, including a micropayments system that enables sub-cent query payments at scale.

Senda Digital Assets is an investment fund that employs a quantamental strategy combining fundamental analysis of digital assets with quantitative modeling tools to construct diversified, risk-managed portfolios in the crypto and digital asset space. The fund maintains a directional and diversified approach, utilizing institutional-grade custody arrangements and independent audits to meet professional investor standards. It provides structured access to crypto assets as an alternative to direct self-custody arrangements. The fund was established by Tania Reif, who serves as Founder and Chief Investment Officer and applies macroeconomic and portfolio management expertise to strategy development. The fund operates through senda.fund and integrates macroeconomic analysis with systematic quantitative tools to determine asset allocation and portfolio construction.

SenseiNode is a node-as-a-service provider offering staking and node infrastructure services across Latin America. The platform operates validators and provides hosting infrastructure across multiple blockchain protocols. Clients can stake assets, deploy nodes, and manage validator operations through a distributed network of local hosting providers in the region. The platform supports multiple blockchain protocols and serves institutional clients including blockchain foundations, token holders, decentralized applications, exchanges, fintechs, and banks. Core offerings include staking services and node deployment and management capabilities. The infrastructure is distributed across regional hosting partners to provide localized node operation and management services.

Senspark is a game development studio founded in 2011 that develops blockchain-based games. The studio created Bomb Crypto, a play-to-earn game featuring native tokens (BCOIN and BCOINSOL on Solana) that enable on-chain asset ownership and reward mechanisms. The game integrates traditional mobile game design with blockchain infrastructure, allowing players to earn and own in-game assets. Senspark operates a Web3 gaming division alongside its broader mobile game portfolio.

Sentiment is a decentralized finance leverage lending protocol that enables permissionless creation of isolated lending pools. The protocol supports multiple collateral types and strategies. Pool risk parameters can be configured as either mutable, allowing third-party operators to adjust settings, or immutable, preventing modifications after deployment. This design grants lenders granular control over their risk exposure within individual pools. The protocol architecture has been reviewed by Sherlock, Obront, and Guardian Audits. The system includes a newer product iteration referenced as Onyx.

Sentinel is a Layer 1 blockchain built on the Cosmos framework designed to facilitate peer-to-peer bandwidth sharing. The network supports decentralized VPN (dVPN) applications and includes Scout, a data scraping layer for AI applications. The dVPN component operates through an open-source protocol that integrates with multiple applications and supports WireGuard, V2Ray, and OpenVPN protocols. Scout allows developers and AI agents to query public URLs and retrieve structured data in JSON, CSV, and TXT formats. Queries are routed through a decentralized network of bandwidth providers who receive token compensation for their services. The protocol provides software development kits in JavaScript, Python, and Go to enable third-party development of dVPN and data applications.

Sentio is a Web3 data and compute infrastructure platform that provides blockchain indexing, on-chain analytics, smart contract debugging, transaction simulation, and alerting capabilities for developers. The platform employs a modular architecture designed as a decentralized data and compute network with AI-powered features for building blockchain-native applications and agents. Core components include a code intelligence layer, collaboration tools, and a public explorer. The system serves development teams across DeFi protocols, Layer 2 solutions, and restaking projects.

Sentnl is a blockchain security firm that provides smart contract audits, blockchain protocol audits, EVM audits, penetration testing, fuzzing, and tokenomics audit and design services. The firm operates across multiple blockchain chains and serves protocol developers, DeFi projects, and enterprise Web3 teams. Sentnl's technical approach emphasizes protocol-level analysis, with documented discovery of critical vulnerabilities in Ethereum client implementations. The firm publishes audit reports and certificates on GitHub to provide transparency regarding reviewed projects. Services are designed to identify security vulnerabilities and design issues in blockchain systems and token mechanisms.

Sequence provides developer infrastructure for building blockchain-enabled applications, offering smart contract wallets, cross-chain payment processing, and a real-time multi-chain data indexer. Its wallet product supports sandboxed sessions, account recovery, and ecosystem-wide single-account experiences, while its payments layer enables 1-click token swaps and settlements across EVM chains. Customers include Google Cloud, Ubisoft, Immutable, Take-Two Interactive, and Arbitrum, spanning gaming, DeFi, and stablecoin use cases. Polygon Labs announced an acquisition of Sequence in January 2026 to power its Open Money Stack stablecoin initiative.

Sequoia is a Web3 platform that integrates blockchain technology with reforestation initiatives. Users mint NFT tokens representing sequoia trees, with corresponding physical trees planted in designated locations. The platform features a virtual park environment where NFT holders can place, cultivate, and decorate their digital tree representations within a gaming ecosystem. Gameplay activities generate rewards for participants. The project operates a tree-planting program across multiple geographic regions and has created NFT assets for token owners.

ShadowSwap is a non-custodial decentralized exchange and DeFi protocol built on the Core blockchain. The system operates as an automated market maker (AMM) based DEX with the following core components: token swap functionality, liquidity pools for asset provision, yield farming mechanisms, and lending markets. Additional features include an initial farm offering (IFO) launchpad for token launches, an NFT AMM for non-fungible token trading, and a governance voting mechanism for protocol decisions. The protocol is developed by SVerse Lab. Integration points include Gnosis Safe on Core for multi-signature wallet functionality and the Core bridge for cross-chain asset transfers. The protocol is indexed and tracked on DeFiLlama, DexScreener, and GeckoTerminal.

Shamla Tech is a software development firm specializing in blockchain and cryptocurrency services. The company provides custom development services including cryptocurrency exchange platforms, decentralized finance protocol implementation, NFT marketplace systems, cryptocurrency trading bot development, and blockchain solutions incorporating artificial intelligence. Additionally, the firm offers artificial intelligence development services encompassing generative AI systems, enterprise chatbot solutions, and AI agent development. The company serves business clients requiring white-label or custom-built cryptocurrency and Web3 products. Shamla Tech maintains a distributed operational structure with offices located in Malaysia, the United States, Europe, India, and the United Arab Emirates.

Sharky is an NFT-collateralized lending protocol on Solana that enables borrowers to use NFTs as collateral to access liquidity and allows lenders to earn yield by funding loans. The protocol operates on a peer-to-peer model in which lenders post offers against specific NFT collections and borrowers can accept terms immediately without negotiating with counterparties. The system includes a native SHARX NFT collection with staking mechanics that generate rewards, creating a protocol-native incentive structure. The platform serves Solana-based NFT holders and DeFi participants seeking to unlock capital from illiquid digital assets.

SharpLink Gaming is an Ethereum treasury company that accumulates, stakes, and compounds ETH holdings for public-market investors. The company combines native protocol staking rewards, ecosystem yield incentives, and institutional custody infrastructure. Its structure allows equity-market investors to obtain yield-bearing exposure to Ethereum without requiring self-custody. The company uses share issuance mechanics to increase ETH concentration per share. The architecture integrates staking participation on the Ethereum network with institutional-grade asset management and custody services. Key operational components include ETH accumulation, delegation to staking validators, reward compounding, and share-based equity structures. The company operates in partnership with Consensys and maintains institutional custody arrangements for held assets.

Shiba Inu (SHIB) is a decentralized ecosystem built around the SHIB token that has expanded into a broader set of Web3 products and services. It is structured as a multi-component platform rather than a single application or protocol. Its core infrastructure includes Shibarium, an Ethereum-compatible Layer 2 blockchain used for scaling and transaction processing. The ecosystem also includes ShibaSwap, a decentralized exchange that supports token swaps across multiple blockchain networks.

Shibburn is a blockchain analytics platform designed to track the burning of Shiba Inu (SHIB) tokens on the Ethereum network. The platform displays real-time and historical burn data, including total supply burned, 24-hour and 30-day burn volumes, individual burn transactions, and a leaderboard ranking wallets by burn activity. The platform was originally developed as a dedicated tool for the Shiba Inu ecosystem and has been integrated into the Burnalytics infrastructure, which provides a developer API for programmatic access to burn data. The platform serves SHIB token holders and community members monitoring token supply reduction, as well as developers building applications that utilize Shiba Inu ecosystem data.

Shielded Labs is a Switzerland-based organization that develops and supports the Zcash (ZEC) blockchain network. The organization is funded through direct contributions from ZEC holders and supporters rather than through the Zcash Development Fund or block rewards. Its active projects include NSM (network sustainability mechanism), Crosslink (a protocol that bridges proof-of-work and proof-of-stake consensus models), and Dynamic Fees for the Zcash network. The organization's work addresses network sustainability, security, and scalability improvements for the Zcash protocol.

Shinami is a developer platform providing infrastructure services for applications built on Move-based blockchains, including Sui, Aptos, and Movement. The platform comprises three core components: a Node Service for reading and writing on-chain data, a Gas Station that sponsors transaction fees to eliminate end-user gas costs, and Wallet Services that simplify wallet integration and management. The system is designed to abstract blockchain infrastructure complexity, allowing development teams to focus on application logic and user experience. The platform serves DeFi protocols and gaming applications. Key architectural features include transaction fee sponsorship mechanisms and wallet abstraction layers that reduce friction in user onboarding and interaction flows.

Shinkai is a decentralized platform for building, deploying, and operating autonomous AI agents with local-first architecture and privacy preservation. The system provides two runtime environments: a browser-based web application and a desktop client that executes AI models locally. Both runtimes utilize a portable decentralized identity system. The platform integrates the x402 micropayment protocol, enabling agents to transact for AI services directly using USDC without intermediaries or account requirements. Request routing occurs across local models (Llama, Gemma), cloud-based providers (OpenAI, Anthropic), and decentralized AI networks through a unified interface. The platform is designed for developers and users prioritizing privacy and agent autonomy independent of centralized infrastructure dependencies.

Shipfinex is a maritime asset tokenization platform that enables fractional ownership of commercial ships through blockchain-based digital tokens. The platform allows investors to purchase tokens representing fractional shares of vessels with minimum entry points of USD 1,000. Ships listed on the platform undergo vetting and auditing procedures. Token holders receive proportional shares of vessel earnings, with holdings and returns tracked through a user dashboard. The platform operates under regulatory frameworks in multiple jurisdictions: the UAE (in-principle VARA approval for broker-dealer services), Poland (Virtual Asset Service Provider registration), and Saint Vincent and the Grenadines (asset tokenization and exchange). The ecosystem includes partnerships with Polygon for blockchain infrastructure, Fireblocks for asset custody and settlement, BCG for advisory services, and VesselsValue for maritime data and valuation services.