Construction

Materee

Website

Materee is an e-commerce platform for construction materials in Indonesia. Construction is one of the most important industries in Indonesia. Despite its importance, procuring raw materials for construction work involves many phone calls, text messages, as well as back and forth communications. Materee aims to transform and simplify constructio

Founded 2022Origin source ↗Checked 2026-09-15

Overview

Materee is an e-commerce platform for construction materials in Indonesia.

Construction is one of the most important industries in Indonesia. Despite its importance, procuring raw materials for construction work involves many phone calls, text messages, as well as back and forth communications. Materee aims to transform and simplify construction material procurement process while assisting contractors to focus on the most important activity, completing their projects.

Company description As recorded 2026-11-08

Founders & team

Hansel Hansel

Founder

Hansel was a Senior VP of Strategy & Revenue at GudangAda (Sequoia-funded B2B e-commerce startup in Indonesia that has raised more than $130m) and a BCG consultant focusing on construction value chain. He completed his MBA from MIT Sloan School of Management.

Founder profile As recorded 2026-09-15

Steven Walentino

Founder

Steven Walentino is the co-founder and Chief Technology Officer of Materee. He spent 7 years as a software engineer in Silicon Valley companies like Google, Yahoo, and Zillow Group. He also led engineering team at Kargo Tech, a Sequoia-funded logistics company in Indonesia. Born and raised in Indonesia, he earned his Bachelor's Degree in Computer Science from UC Berkeley.

Founder profile As recorded 2026-09-15
20team members reported
Source-reported As recorded 2026-09-15

Founded 2022 · Source

News & product activity

Sources & observations

Y Combinator

Profile depthverified profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedJakarta, Jakarta, Indonesia
Pricing evidenceNo pricing page confirmed
Maturity: Not assessed · 3 of 6 areas documented

Source-based assessment · automated evidence rules

The latest capture is empty, blocked or a parked website.

Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.

Stage definitions
independent websitesource corroborationreachable websitedescriptive evidenceclassified market and modelsourced peoplesourced founding year