What Is a DAO? How Decentralized Autonomous Organizations Work in 2026

Last updated: October 10, 2026

Key takeaways

A DAO (decentralized autonomous organization) is an organization whose rules and treasury live in smart contracts on a blockchain, and whose members decide by voting, usually with governance tokens. More than 12,000 DAOs manage an estimated $25 billion to $28 billion in treasuries in 2026, according to industry aggregators. DAOs govern some of the largest protocols in crypto, from Uniswap to Lido, but they face three hard problems: low voter turnout, concentrated voting power and unclear legal liability, which US courts have started to address.

New to the space? Start with our guide What is Web3?

What is a DAO?

The Ethereum Foundation defines a DAO as "a collectively-owned organization working towards a shared mission" (ethereum.org). Instead of a board and a CEO, a DAO relies on code: smart contracts set the rules and hold the funds, and the rules can only change through a vote of members. Anyone can audit the treasury and every past decision on the blockchain.

How does a DAO work?

1. Governance token. Members usually hold a token that gives voting rights, often one token, one vote.
2. Delegation. Holders who do not want to vote on every issue can delegate their votes to active members, a model used by ENS, Uniswap and Arbitrum.
3. Proposal. A member submits a proposal, typically after debate on a public forum, and it is put to an off-chain poll (for example on Snapshot) or an on-chain vote.
4. Vote and quorum. The proposal passes if it reaches the required majority and minimum participation (quorum).
5. Timelock and execution. Approved changes are executed automatically by smart contracts, often after a timelock delay that gives users time to react, or by a multisig of trusted signers who carry out the community's decision.

The biggest DAOs and recent decisions

For the Ethereum and Layer 2 context, read Ethereum Layer 1 vs Layer 2 explained. For how DeFi protocols like these fit together, see our Web3 and DeFi guide.

How big are DAOs in 2026?

There is no official count. Aggregators estimate more than 12,000 DAOs with treasuries of roughly $25 billion to $28 billion in early 2026, a level close to the $25.1 billion DeepDAO recorded in March 2023 (Cointelegraph, 2023). Treasury values move with crypto prices because many DAOs hold mostly their own token: in January 2024, ARB tokens made up 99.7% of Arbitrum's treasury (karpatkey research). That is why diversification into ETH and stablecoins, as ENS has done, has become a key governance topic.

Are DAOs legal?

Without a legal wrapper, members may be personally exposed. In June 2023, a US court ruled that Ooki DAO was a "person" under the Commodity Exchange Act and imposed a $643,542 penalty (CFTC). In March 2023, a California federal court held that DAO members can be treated as a general partnership (Sarcuni v. bZx), and in November 2024 another court found it plausible that Lido DAO is a general partnership, with large venture investors as possible partners (Samuels v. Lido DAO). The US market-structure debate around the CLARITY Act and the SEC's Regulation Crypto Assets will shape how DAO tokens are treated.

What are the risks of DAOs?

• Governance attacks. In April 2022, an attacker borrowed about $1 billion in flash loans to take over 67% of Beanstalk's voting power, passed malicious proposals and drained about $182 million (Cointelegraph). Timelocks and voting delays now guard against this.
• Low turnout. Academic reviews find that in many DAOs fewer than 10% of eligible holders decide outcomes (Frontiers in Blockchain, 2025).
• Concentration. A November 2024 analysis of ENS governance found the top 1% of holders controlled 62.4% of voting power (ENS forum).
• Legal liability for members and large token holders, as the court cases above show.
• Treasury risk: a treasury held mainly in the DAO's own token loses value exactly when the protocol struggles.

DAO vs. traditional company

FAQ

What does DAO stand for?

Decentralized autonomous organization: a group that coordinates through smart contracts and member votes instead of a central management.

How do you join a DAO?

Usually by acquiring its governance token or, in some DAOs, a membership NFT. Holding the token gives voting rights, which can be used directly or delegated.

Can a DAO be sued?

Yes. US courts have treated DAOs as a "person" (Ooki DAO) or as general partnerships (bZx, Lido), which can expose members to liability.

Are DAO tokens securities?

It depends on the facts and the jurisdiction. US rules are being rewritten through the CLARITY Act and SEC rulemaking; in the EU, governance tokens are generally covered by MiCA unless they qualify as financial instruments.

What is the biggest DAO?

By the size of the protocol it governs, Uniswap is among the largest; by treasury, Arbitrum DAO holds one of the biggest token treasuries.

Related reading: What is Web3? DeFi, blockchain and tokenization explained · Robinhood Chain and tokenized stocks on Arbitrum · Ethereum's Lean roadmap · Web3 coverage · What is real-world asset (RWA) tokenization? · AI agents in crypto: wallets and x402 payments

Sources: ethereum.org, DAOs · Wyoming SF0038 (2021) · Wyoming SF0050 (2024) · CFTC, Ooki DAO judgment · UK Law Commission · The Block, Uniswap · The Block, Lido · ENS endowment report · Frontiers in Blockchain

This guide is for information only and is not investment or legal advice.