Top Blockchain Development Companies in India 2026

I've worked with or consulted for six blockchain firms across three countries. I have strong opinions about what good blockchain engineering looks like. This is not a PR-sponsored listicle. It's a developer's honest breakdown of India's blockchain development landscape in 2026 — with official links for every company so you can verify everything yourself. Why India's Blockchain Scene Matters to Developers India contributes 12% of all global blockchain GitHub commits in 2026 Ethereum Foundation India Cohort 2025: 2,400 applicants, 30 spots Polkadot's largest 2025 developer grant went to a Bangalore-based team Uniswap's India office is now their second-largest engineering hub globally The talent is undeniably here. The question is which companies are using it well. Developer-First Rankings with Official Resources 1. Nadcab Labs — Full Ownership, Full Stack HQ: Noida, UP | Stack: Solidity, Rust (Anchor), Hardhat, Foundry, ethers.js v6, wagmi, Next.js, The Graph, IPFS Nadcab Labs ranks firs