# TAR funding rounds and investors

As of 8 Nov 2026, TAR has raised $147M across 2 verified rounds on record; latest: $120 million Series A led by Spark Capital, announced 10 Sep 2026.

Off-grid modular power for AI data centers

Website: http://tar.com  
Headquarters: Austin, TX, USA  
Page: https://fireround.dev/companies/tar

## Verified rounds

| Announced | Round | Amount | Lead investors | Other investors | Sources |
| --- | --- | --- | --- | --- | --- |
| 2026-09-10 | Series A | $120 million | Spark Capital | none named | [businesswire.com](https://www.businesswire.com/news/home/20260908553891/en/TAR-Raises-%24120-Million-Series-A-at-a-%241-Billion-Valuation-Led-by-Spark-Capital-to-Build-Off-Grid-Power-for-AI), [bloomberg.com](https://www.bloomberg.com/news/articles/2026-09-10/anthropic-investor-leads-funding-for-off-grid-ai-power-startup), [bizjournals.com](https://www.bizjournals.com/austin/news/2026/09/11/tar-energy-tech-funding.html) |
| 2026-06-15 | Seed | $27 million | not stated | none named | [forbes.com](https://www.forbes.com/sites/johnkoetsier/2026/06/15/startup-raises-27-million-to-solve-two-massive-data-center-problems) |

Source: Fireround (https://fireround.dev), an open-source funding feed. Each round is checked against the pages listed with it.