Turn construction surplusinto value in 24 hours.

Sell, swap or buy the surplus materials on your site.
Fast. Secure. Free.

☀️ Türkiye's First Circular Construction Exchange⚡ Deals in 24 Hours🌱 CO₂ Savings on Every Sale

Türkiye's

first circular construction marketplace

24 Hours

Average matching time

₺0

Commission for the first month

🌱

CO₂ savings on every transaction

How it works

Three steps. That's it.

Upload surplus material

Take a few photos, pick category and quantity. Listing ready in 60 seconds.

Match with nearby buyers

Smart matching brings your listing to contractors who need it.

Agree & schedule delivery

Message, agree on price, organize delivery. All in one place.

Why igKalvio

Three promises that add value to your site.

💰

Fast Liquidity

Turn unused materials into cash within 24 hours.

🤝

Trusted Network

Verified contractors, transparent reviews, secure transactions.

🌱

Circular Impact

Reduce waste, measure your environmental impact and report to your client.

Live market

Value moving right now.

Active listings

0 h

Avg. match

0 kg

Reuse this week

Active

Brick & Concrete

48 listings

Active

Iron & Steel

32 listings

Active

Timber & Lumber

40 listings

Voices from the field

What contractors say

Sold my surplus steel in 6 hours. I didn't expect things to move this fast.

Mehmet K.

Site Manager · Kıyı Yapı · İstanbul

Finally a platform that truly understands construction surplus. The flow is very clean.

Ayşe D.

Contractor · Demir İnşaat · Ankara

Your surplus materials lose valueevery single day.

Start free today. No commission for the first month.

Every transaction is reported as CO₂ savings.