Harwell
Build your company on Mars - where terraforming is profit, dust storms are bankruptcy, and politics controls the air you breathe. Harwell is an RTS where profit matters.
Last Updated: 10/25/2025
| Developer | Caleb Houlding |
| Publisher | Caleb Houlding |
| Steam App Id | 3851590 |
About Harwell
Harwell is a Strategy game developed by Caleb Houlding. It was released on the Steam Store by Caleb Houlding.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Harwell supports the following features:
- Steam Cloud
- Stats
- Multi-player
- PvP
- Steam Achievements
- Single-player
- Family Sharing
- Online PvP
- LAN PvP
Media & Sceenshots
Watch the featured video for Harwell and see the latest screenshots from the Steam Store.

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Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
Harwell data has been sourced from:
- Valve Corporation. (2025, October 25). Harwell on Steam. Steam Store.
- Valve Corporation. (2025, October 25). Harwell. Steam Community Hub.
- Caleb Houlding. (2025, July 8). Harwell. Harwell.