</> ITLab24
Back to Services BLOCKCHAIN & WEB3

Code That Holds
When It Goes On-Chain.

Smart contracts, dApps, tokens and DAOs — engineered for the one environment where you cannot ship a hotfix on Monday. Audit-ready, gas-optimized, and verifiable by anyone.

60+

Contracts Deployed

$40M+

Value Secured On-Chain

45%

Avg. Gas Saved

0

Critical Audit Findings

What We Build

From a single token contract to a full multi-chain protocol — shipped to mainnet, not just to a demo.

Blockchain Applications

End-to-end decentralized products, from protocol design to production launch.

Smart Contract Development

Solidity and Rust contracts written to standards, tested line by line.

Web3 Development

dApp frontends that make on-chain interactions feel like normal software.

Wallet Integration

MetaMask, WalletConnect, Phantom and embedded wallets — non-custodial by default.

Token Development

ERC-20, ERC-721 and ERC-1155 tokens with vesting, staking and governance.

NFT Platform Development

Minting, marketplaces and royalties that hold up under launch-day load.

DAO Development

On-chain voting, treasury management and governance that members trust.

Blockchain Integrations

Connect on-chain logic to the apps, payments and back-office systems you already run.

The Stack We Trust On-Chain

Proven libraries and tooling — because unaudited novelty is expensive here.

Solidity
Ethereum
Hardhat
Polygon
Solana
ethers.js
IPFS
OpenZeppelin

Why Teams Trust Us With Mainnet

On-chain code is public, permanent, and holds real value. We build like it.

Security-First Contracts

Built on battle-tested OpenZeppelin standards and reviewed line by line before anything touches mainnet.

Gas-Optimized by Default

Storage layout, batching and pattern choices that routinely cut transaction costs 30–60%.

Audit-Ready Code

Full test coverage, fuzzing and documentation your external auditors won't fight you over.

Multi-Chain Deployment

Ethereum, Polygon, Arbitrum, Base, BNB Chain and Solana — deployed where your users already are.

Non-Custodial by Design

Your users keep control of their own keys and assets. We architect for that from day one.

Verifiable On-Chain

Source-verified contracts and public explorer links, so anyone can check the code behind your product.

How We Ship On-Chain

A deliberate path from whiteboard to mainnet, with the audit built into the middle of it.

1

Architect

Protocol design, token model and chain selection mapped to your goals and budget.

2

Build

Contracts and dApp written to standards, with tests authored alongside every function.

3

Audit & Harden

Internal review, static analysis, fuzzing, and coordination with third-party auditors.

4

Deploy & Monitor

Testnet, then mainnet launch with monitoring, alerting and clear upgrade paths.

Featured Work

On-chain products we've shipped, and what they measured after launch.

VaultChain

DeFi Staking Protocol

0

Critical Audit Findings

−52%

Gas Per Transaction

Artefact

NFT Marketplace

180K+

NFTs Minted

4.2s

Mint-to-Confirm Time

SupplyLedger

Supply Chain Traceability

1.4M+

On-Chain Records

6

Chains Integrated

Simple, Transparent Pricing

Every engagement is scoped to your protocol — these are starting points, not surprises.

Smart Contract

A single contract suite, built right and shipped safely.

$9,500 starting price
  • Single contract suite
  • OpenZeppelin standards
  • Unit + fuzz test coverage
  • Testnet deployment
  • Explorer source verification
  • Deployment support
Get Started
MOST POPULAR

dApp Build

Contracts plus the Web3 product your users actually touch.

$28,000 starting price
  • Full contract suite
  • Web3 dApp frontend
  • Wallet integration
  • Gas optimization pass
  • Audit-ready documentation
  • Mainnet deployment
  • 90-day post-launch support
Start Your Project

Protocol

Multi-chain protocols, governance and long-term operations.

Custom scoped to your needs
  • Multi-chain architecture
  • Token & governance design
  • DAO / staking modules
  • Third-party audit coordination
  • Indexing & on-chain analytics
  • Ongoing monitoring & SLA
Talk to Sales

Third-party audit fees are billed at cost by the audit firm and quoted separately.

What Clients Say

“Our contracts came back from an external audit with zero critical findings. That is not the norm, and it saved us a funding round of delays.”

T

Tomas Lindqvist

CTO, VaultChain

“They cut our mint cost by half and the marketplace held up on launch day without a single failed transaction.”

A

Amara Diallo

Co-founder, Artefact

“ITLab24 connected on-chain traceability to our existing ERP without forcing us to rebuild it. That pragmatism is rare in Web3.”

H

Henrik Vogel

VP Operations, SupplyLedger

Frequently Asked Questions

Which blockchains do you build on?

Ethereum and EVM chains (Polygon, Arbitrum, Base, BNB Chain) plus Solana. We recommend a chain based on cost, speed, and where your users already are — not on hype.

Do you get contracts audited?

We write audit-ready code with full test coverage and coordinate third-party audits for you. We also run internal review, static analysis and fuzzing before anything reaches mainnet.

How much does gas optimization actually matter?

A great deal at scale. Storage layout, batching and pattern choices routinely cut deployment and per-transaction costs by 30–60% — which compounds across every user you onboard.

Can you add blockchain to our existing product?

Yes. Most of our Web3 work connects to systems clients already run — payments, ERPs, customer apps — rather than replacing them.

Do you help with tokenomics and compliance?

We support token design and governance modeling, and we work alongside your legal counsel. We're engineers, not lawyers — we don't provide legal or financial advice.

What happens after launch?

We monitor contracts and infrastructure, maintain upgrade paths where your architecture allows them, and offer ongoing support retainers.

Have a protocol worth building right?

Let's pressure-test the idea and scope it before a line of Solidity gets written.

Start Your Project