Participated · Seed · Jul 2026

Birdai Labs develops on-chain transaction infrastructure designed to control transaction timing, ordering, and propagation. The team, founded by former Franklin Templeton employees, is targeting inefficiencies in blockchain networks such as MEV and slippage. Birdai announced a $4 million funding round led by Castle Island Ventures with participation from Metalayer Ventures and The Venture Dept. The company intends to use the capital to advance its infrastructure and tooling around transaction processes. The announcement did not disclose revenue, user metrics, prior financings, or a valuation.

Participated · Seed · Mar 2026

Valinor provides institutional capital solutions encompassing principal investing, capital markets, and advisory at the intersection of credit and blockchain. The firm positions itself to enable 'Open Credit,' a blockchain-enabled infrastructure upgrade intended to reduce friction and cost and expand financing across asset classes, borrowers, and geographies. Valinor combines credit underwriting discipline with digitally-native operations to originate and invest in institutional credit onchain. The company plans to scale through operational development, strategic hires, and capital deployment, and to continue investing alongside institutional partners. Valinor was founded in 2025 by Connor Dougherty and Lily Yarborough and is headquartered in New York.

Participated · Equity · Mar 2025

Stable Sea provides dashboard tooling, orchestration and access to compliant liquidity to enable companies to convert stablecoins into local fiat across global markets. Its core product focuses on last-mile payout efficiency and compliant stablecoin conversion for Fortune 500 companies, fintechs, and startups. The company was founded by a team with extensive experience in fintech, crypto and payments infrastructure and is led by CEO Tanner Taddeo. Stable Sea says it will use the $3.5 million funding to further its mission of providing efficient, cost-effective and compliant stablecoin offramping solutions. The announcement cites the broader industry context — a $15.6 trillion annualized stablecoin transaction value in 2024 — to underscore demand for seamless liquidity and conversion. The company is headquartered in San Francisco and positions its product to bridge digital and traditional financial systems.

Participated · Seed · Sep 2024

Etherfuse is a Mexican protocol that tokenizes debt from emerging markets, creating tokens that are backed one-for-one by the underlying bonds. The company provides its own custody and enables free trading of those tokenized assets, allowing users with a mobile device and a crypto wallet to access Mexican and other emerging-market debt. Fuse Capital announced an investment through its recently launched second blockchain-focused fund; the specific amount from Fuse was not disclosed but the investment is part of a US$3 million seed round led by White Star Capital and North Island Ventures. Other named participants in the round include Stellar, FunFair Ventures and Department of XYZ, among others. Etherfuse positions tokenized bonds as stable, yield-bearing assets suitable as collateral or backing within DeFi, and plans to make more than 3,500 tokenized assets available in the next 18 months, including short-term government debt and other exchange-traded Mexican assets. The company is targeting Brazil as a market and is partnering with Fuse to navigate legal, business and market-entry challenges there.

Participated · Equity · Feb 2024

Squid operates a connected multi-chain platform that reaches ecosystems without contracts, including Bitcoin and XRPL, and supports more than 100 networks. Its execution layer, Squid Intents, routes cross-chain transactions to market makers for fulfillment and settles them using Trusted Execution Environments (TEEs) rather than deploying contracts on every chain. The platform supports over 20,000 tokens across major ecosystems and has facilitated more than $6B in lifetime volume since its January 2023 launch. Squid plans to use the new funding to accelerate expansion into consumer products. The company is headquartered in Zug, Switzerland.