# CalcTree funding: rounds and investors

> CalcTree has raised $3.8M across 1 round since 2025. Investors include Foundamental, Antler and Suffolk Technologies. Every round with its source.

Source: https://millionrounds.com/company/calctree (Millionrounds; every figure on the page links to its filing or article)

Australia · [Pre-seed startup](https://millionrounds.com/companies)

# Who invested in *CalcTree*

One round we have observed, with the 5 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Construction Engineering Software

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Funding summary Updated 5 Nov 2026

**$3.8M** raised across 1 round since 2025, from 2 sources

- **Latest round:** Pre-seed, $3.8M May 2025
- **Led by:** Foundamental
- **Investors:** 5 (1 led)

See who backed them

## The rounds

- **May 2025** Pre-seed **$3.8M** [Foundamental](https://millionrounds.com/fund/foundamental) Lead [Antler](https://millionrounds.com/fund/antler) [Suffolk Technologies](https://millionrounds.com/fund/suffolk-technologies) [Autodesk & Bentley employees](https://millionrounds.com/fund/autodesk-and-bentley-employees) [Kungari](https://millionrounds.com/fund/kungari) Reported by Startup Daily and 1 other

## Founders and team

From CalcTree's own website: 3 on the team.

- **Onur Ekinci** CEO
- **Guillaume Bazouin** Head of Startup Programs
- **Shub Bhattacharya** General Partner

## Everyone who backed them

[Foundamental](https://millionrounds.com/fund/foundamental) VC firm **1** round, led 1

[Antler](https://millionrounds.com/fund/antler) VC firm **1** round

[Suffolk Technologies](https://millionrounds.com/fund/suffolk-technologies) VC firm **1** round

[Autodesk & Bentley employees](https://millionrounds.com/fund/autodesk-and-bentley-employees) VC firm **1** round

[Kungari](https://millionrounds.com/fund/kungari) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=calctree).

## Quick answers about CalcTree

### Who invested in CalcTree?

CalcTree's investors include Foundamental, Antler, Suffolk Technologies, Autodesk & Bentley employees and Kungari. Foundamental led its latest round.

### How much has CalcTree raised?

CalcTree has raised $3.8M across 1 round since 2025.

### When did CalcTree last raise?

CalcTree's most recent round was a Pre-seed of $3.8M in May 2025, led by Foundamental.

### What was CalcTree's biggest round?

Its most recent round, $3.8M in May 2025, is also its largest on record.

### Who backed CalcTree first?

CalcTree's first round on record, in May 2025, was backed by Foundamental, Antler and Suffolk Technologies and 2 others.

### What stage is CalcTree at?

CalcTree's latest named round is a Pre-seed, in May 2025.

### Where is CalcTree based?

CalcTree is based in Australia.

### Who led CalcTree's rounds?

Foundamental led the Pre-seed in 2025.

## Companies like CalcTree

In the same sector, and raised in the last eighteen months.

[**Metacognition** $5.0M · Oct 2026](https://millionrounds.com/company/metacognition)[**Amber** $148M · Sept 2026](https://millionrounds.com/company/amber)[**Buildkite** $21M · Sept 2026](https://millionrounds.com/company/buildkite)[**Gridsight** $38M · Sept 2026](https://millionrounds.com/company/gridsight)[**Sophiie AI** $5.0M · Aug 2026](https://millionrounds.com/company/sophiie-ai)[**Sharon AI** $2.5B · Jul 2026](https://millionrounds.com/company/sharon-ai)

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