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PortafinoApplied Blockchain

Meet Portafino, an execution layer for trusted agreements

Funds are secured in blockchain escrow at the start of an agreement and released in stablecoins as milestones are approved. Portafino is an independent company. Applied Blockchain built the technology behind it.

Portafino
buyer
WalletOffersAgreementsSuppliersSettings
Northwind
Sign out
PO-1
Web app development
$312,000.00 · in progress
View document
Release milestone
Available
$412,900.00
Held as USDC on Base
Assigned to agreements
$120,000.00
Committed to milestones
Released to supplier
$96,000.00
1 of 3 milestones approved
Progress
$96,000.00 released$120,000.00 in escrow$96,000.00 pending
Milestone 1
Design
Brand and interface design pack
$96,000.00
Paid
Milestone 2
Build
Awaiting delivery evidence
$120,000.00
In escrow
Milestone 3
Launch
Scheduled 26 Sep 2026
$96,000.00
Pending

Designed for real-world transactions

Upfront payments put buyers at risk, and payment after delivery puts suppliers at risk. Portafino secures funds in blockchain escrow instead, releasing payment as agreed milestones are completed, without asking anyone to become a crypto user.

Passkey sign-in
NL
Northwind Logistics
Business verified
Verified
Face or fingerprint unlock
Continue with passkey
Giano passkey wallet created
0x7A41…08D2
No extension. No seed phrase.

Biometric onboarding

Access with the face or fingerprint unlock already on the phone, with no wallet extension or seed phrase to manage. Businesses are verified before they can trade.

Powered by Giano, our passkey wallet infrastructure.
Add funds
You pay
$50,000.00
USD
You receive
50,000.00
USDCBase
Available
$412,900.00
Held as USDC on Base

Fiat in, stablecoins underneath

Users fund in dollars or euros, and balances are held as USDC on Base, so they never move with a token price. Withdrawals go to any Base wallet the user controls.

Progress
$96,000.00 released$120,000.00 in escrow$96,000.00 pending
Milestone 1
Design
$96,000.00
Delivery evidence submitted
Paid
Milestone 2
Build
$120,000.00
Committed upfront, released on approval
In escrow
Milestone 3
Launch
$96,000.00

Milestone-based payments

Funds are committed upfront and released as agreed stages are completed. Every movement is recorded on-chain, so the audit trail belongs to the agreement rather than to either party.

Milestone 2
In dispute
Build
$120,000.00held in escrow
Delivery evidence submitted
Mediator
Arbitra LLP
Appointed by both parties. Can trigger the release, never holds the funds.
Funds stay locked until the outcome is agreed

Built-in dispute resolution

If a milestone is contested the funds stay locked while the supplier's delivery evidence is reviewed. An agreed mediator can trigger the release but never takes custody of the money.

We built it. Now we get paid through it.

Applied Blockchain now gets paid through Portafino. Milestones are agreed upfront, each stage settles when it is signed off, and there is no invoice sitting somewhere waiting out thirty days.

The usual way
Invoice, then thirty days
Work delivered, paid whenever terms allow.
Through Portafino
Approved, then settled
Funds already in escrow, released on sign-off.

PortafinoPortafino
Earn the Trust