union_build
About union_build
Revolutionizing cross-chain infrastructure with a hyper-efficient interoperability protocol that connects all blockchains and rollups across any ecosystem.
Business Information
Traction
Users
50,000+
ARR
$2.5M
Growth
120% YoY
Key Metric
2M monthly active users
Location
San Francisco , California , USA North America
Target Customers
Industry Categories
Business Model
Funding Timeline
Round | Date | Amount | Investors |
---|---|---|---|
Pre-Seed | Jul 16, 2025 | $2.0M | Unknown |
Series A | May 08, 2025 | $16.0M | Polygon’s AggLayer, Berachain, Stride +1 more |
Series A | May 07, 2025 | $62.0M | gumi Sandeep, Gumi Cryptos, Longhash Ventures +2 more |
Series A | May 02, 2025 | $12.0M | Nascent, Semantic Ventures, Tioga Capital Partners +3 more |
Seed | Apr 20, 2025 | $4.0M | Unknown |
Founders
Founders from Movement
Co-Founder & CEO
Founders from Berachain
Co-Founders
Founders from Polygon
Co-Founder & CEO of Polygon
Co-founder
Co-founder & CEO
Investors
Berachain
Venture Capital
Borderless Capital
Venture Capital
Foresight Ventures
Venture Capital
Galileo
Corporate
Gumi Cryptos
Venture Capital
Longhash Ventures
Venture Capital
Nascent
Venture Capital
Polygon’s AggLayer
Venture Capital
Semantic Ventures
Venture Capital
Skip API
Venture Capital
Stride
Venture Capital
Tioga Capital Partners
Venture Capital
gumi Sandeep
Venture Capital
Recent Mentions
Comprehensive guide to join Union Testnet V2 Cost: $0.00 Funding: $16m…$12 million Series A and $4m in seed round @union_build is backed by Nascent, Semantic Ventures, Tioga Capital Partners, Galileo, Gumi Cryptos Capital, and LongHash Ventures
Union’s $16M funding haul is a game-changer! Seed round ($4M) in 2023 and Series A ($12M) in 2024 show strong investor confidence in blockchain infrastructure. #Union #CryptoFunding @union_build https://t.co/cKtpGsUddq
2/ Backers Union raised $62M in a Series A round, led by gumi Sandeep, Cryptos Capital and LongHash Ventures, with participation from Borderless Capital, Foresight Ventures, and others https://t.co/8Y8sEMaw9o
@union_build ◢ Funding and backing They raised $16M in a Series A round to expand their team, integrations, and ecosystem. Partners like Polygon’s AggLayer, Berachain, Stride, and Skip API (70+ chains) are already on board. https://t.co/GT2teqR9BU
don’t be fooled by @union_build being relatively new. In 2023, it raised $4 million in a seed round. By 2024, it leveled up with a $12 million Series A. Backers include @LongHashVC ,@GumiCryptos , and big-name players like Polygon and Celestia. Honestly, it’s like the Avengers
→ Backed by serious capital In Q1 2025, Union raised $16M in a Series A round led by @GumiCryptos & @LongHashVC. With backing from Polygon, Celestia, and Movement Labs, they’re well-funded for ecosystem growth and technical execution. https://t.co/ARPtApv6Oq
Just under a year after their seed raise, Union secured $12M in Series A funding to accelerate their mission of building a fully trustless, modular ZK interoperability layer. Led by Gumi Cryptos Capital and LongHash Ventures, with participation from Borderless Capital and https://t.co/iz6qyZZZFc
🚀🔥 Union Build Airdrop: Latest Stats & Key Metrics 🔥🔥 1/ 🚀 Project Overview Union is a modular interoperability protocol facilitating secure message passing, asset transfers, NFTs, and DeFi across blockchains. It has raised $16M in funding, including a $12M Series A round https://t.co/UZePKsgSE0
5/ This $12M Series A round was led by: 💰 Gumi Cryptos Capital 🌐 Longhash Ventures 🚀 Borderless Capital 👥 Founders from Polygon, Berachain, Movement & more That’s some serious backing. 6/ So what’s next? Union is expanding the team, integrating partners, and targeting a
@goku_xc Below are the figures, I'll leave it up to you to judge. Of course, this is not the only indicator for a well-rounded judgment. LayerZero: ~$135 million total raised, with $120 million from the Series B (March 2023). Union: $4 million from its seed round (early 2024)
@Olurkom100 @union_build Union's key recent updates include a $12M Series A funding round, the launch of Testnet 9, and partnerships with SeiNetwork, Scroll, and Native for trustless ZK-bridging across ecosystems
@union_build, a project focused on helping blockchains communicate with each other, raised $12 million in a Series A funding round led by Gumi Cryptos Capital and Longhash Ventures. And you're not bullish? Zkgm
Zkgm With @union_build raising $12M in series A back in 2024, which was led by longhash and gum cryptos, and another $4M seed round, intergration of new chain and partnership is very important That's when @BNBCHAIN comes in But do you know that we can still have @monad_xyz ? https://t.co/KSNbyTfgpa
Zkgm 🦈 Funding and Development: Remember the @union_build team has attracted significant investment, raising $16 million in total, including a $12 million Series A round led by Gumi Cryptos Capital and Longhash Ventures. This funding reflects strong confidence in its vision. https://t.co/zO0zD8jaht
Zkgm 🦈 Remember the @union_build team has attracted significant investment, raising $16 million in total, including a $12 million Series A round led by Gumi Cryptos Capital and Longhash Ventures. This funding reflects strong confidence in its vision. Currently. Zkgm 0_____0
@union_build is a crypto project focused on cross-chain interoperability, recently gaining significant attention due to its rapid development and strong fundraising performance. According to updates shared on X, Union has raised a total of $16 million, including a $4M seed round
zkgm 🦈 @union_build has raised $12M in a Series A round led by @LonghashVC. This funding will accelerate their mission to create a trust-minimized, zero-knowledge bridging protocol, enhancing blockchain interoperability. Exciting developments ahead.
@davewealthhq @union_build Union’s Series A raise boosts their ZK settlement layer big time.
@mrtimelezz Union’s Series A raise boosts their ZK settlement layer big time.
Potential Airdrop @union_build Reward : (Speculative) Future $UNION token Funding : Raised $4M in Seed Round led by CoinFund and Hypersphere Ventures, with participation from angel investors like Sreeram Kannan (EigenLayer) and Anatoly Yakovenko (Solana). 1/ What is
🏝️Episode 14: Did you know Union raised $4M in stealth, but didn’t rely on hype to build trust? Most crypto projects announce big raises before they ship anything. Not Union. In late 2023, Union quietly raised around $4 million in a seed round led by Galileo and backed by https://t.co/J4dunwjhZe https://t.co/Qj50nTZgS7
🌐 Union Build — Leading the Multichain Revolution 1. 🚀 $12M Series A Raise On December 3, 2024, Union raised $12M (bringing total to $16M) led by Gumi Cryptos Capital and LongHash Ventures. This round signals strong confidence in Union’s vision to unify EVM, Cosmos, Bitcoin https://t.co/Lp0JgRs2hm
1. 🚀 $12M Series A Raise On December 3, 2024, Union raised $12M (bringing total to $16M) led by Gumi Cryptos Capital and LongHash Ventures. This round signals strong confidence in Union’s vision to unify EVM, Cosmos, Bitcoin L2s, and app chains under a single ZK-powered https://t.co/dmkz70NJHf
1/ 🚨 BIG momentum for @union_build! They just closed a $4M seed round 🔥 On top of the $16M already raised. Cross-chain infra is heating up… and Union is leading the charge. 2/ 🧪 Testnet V2 just got better •XP, missions, badges, leaderboard •Sepolia, Xion, Corn, Babylon
Union has raised $16M in total funding, with a Series A round earmarked for team expansion, partner integrations, and ecosystem growth. The Union Foundation (@UnionFDN ) was introduced in January 2025 to incentivize ecosystem growth and support aligned builders. Why Does Union https://t.co/SpwDf6NSFu https://t.co/bNmoRHdwvN
@AirdropWithMew @union_build The successful $12M Series A funding round, backed by major industry names, is a strong signal that @union_build is truly a promising project.
Union has raised a total of $16 Million Series A was $12M from angels in the Polygon, Celestia, Movement, and Berachain communities Then raised $4M in a seed round Will those communities be rewarded? Will my staked $TIA finally do something?
Union recently closed a $12 million Series A funding round led by Gumi Cryptos Capital and LongHash Ventures, bringing its total capital raised to $16 million following a $4 million seed round. Union BSC News This fresh investment is earmarked for expanding Union's core team, https://t.co/LetI0qpuRQ
One of the most notable aspects of Union Series A funding round was the participation of @SmokeyTheBera, the pseudonymous co-founder of Berachain, as an individual investor. Smokey's decision to invest in Union isn't just about capital, it's a signal. Why is this important? https://t.co/DXbATih8uZ
@FZX230 @SmokeyTheBera @union_build The fact that Smokey from Berachain jumped into Union’s Series A with a $12M raise is definitely making waves
@DaPrieXt @union_build just closed a $2M pre-seed round - a big win for early innovation. that so Huge here fam
@TimHaldorsson @union_build Their recent Series A raise ($12M)
Yesterday the @union_build Co-founder released a recap on what has gone down with Union in the H1 of 2025. Here's all you need to Know: January ++Rolled out the first version of the dashboard featuring mission-based tasks ++Closed a $16M Series A funding round ++Completed https://t.co/Vd0Wm1ztJN
@teeyxy @union_build so @union_build has only completed a $16M Series A. No Series B yet. 👀 With everything they’re building — plus the launch of auBTC (their BTC LST) — a new raise could be near. 📈 Investors might already be circling. Or maybe... Union doesn’t even need them. 🧠
Recently @union_build raised 4m in seed round followed by 12m in series A by reputed VCs and getting lots of appreciation for its tech , so lets look in short what they are offering : recently got to now its a Layer 1 1⃣ Zero-Knowledge Infrastructure Layer 2⃣Cross chain
Recently @union_build raised 4m in seed round followed by 12m in series A by reputed VCs and getting lots of appreciation for its tech , so lets look in short what they are offering : recently got to now its a Layer 1 1⃣ Zero-Knowledge Infrastructure Layer 2⃣Cross chain
6️⃣ Strong Funding: Union has secured significant funding, including a $12 million Series A round and a total funding of $16 million, to further develop its technology and drive adoption.
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Other Data Sources
2Exa Startup Data
Apr 21, 2025Twitter Startup Data
Apr 20, 2025Exa Enrichment History
1Fields Updated
Enrichment Details
- Description
- Revolutionizing cross-chain infrastructure with a hyper-efficient interoperability protocol that connects all blockchains and rollups across any ecosystem.
- Website
- https://union.build/
- Industry
- Blockchain, Interoperability, Infrastructure
- Enrichment History
-
- {'updated_at': '2025-04-24T23:47:09.079105', 'fields_updated': {'description': True, 'industry': True, 'website': True}, 'query_used': 'union_build website:https://union.build/ Blockchain, Interoperability, Infrastructure company business model funding', 'sources_count': 5}
Source URLs
- https://pitchbook.com/profiles/company/483568-93
- https://techcrunch.com/2023/05/17/union-ai-raises-19-1m-series-a-to-simplify-ai-and-data-workflows-with-flyte/
- https://pitchbook.com/profiles/company/512381-80
- https://techcrunch.com/2023/10/12/account-labs-raises-7-7m-amid-crypto-self-custodial-wallet-boom/
- https://techcrunch.com/2023/10/05/bolt-earth-funding-union-square-ventures/