# Sergey Brin spends $100M opposing billionaire tax

Google co-founder Sergey Brin has spent $100 million on efforts to fight a proposed tax on billionaires. The spending likely supports lobbying and campaign activities against the measure. It underscores the escalating political battle over taxing the ultra-wealthy.

**Importance:** 3/5

## Sources

### Technology
- [TechCrunch](https://techcrunch.com/2026/08/10/google-co-founder-sergey-brin-has-now-spent-100-million-to-fight-the-billionaire-tax/) — Mon, 10 Aug 2026 21:20:04 +0000