It is difficult to provide an unbiased and up-to-date list of the top 10 venture capitalists investing in tech startups, as rankings frequently change and opinions may vary. However, here is a list of some prominent venture capitalists who are known for their investments in the tech startup space:
1. Sequoia Capital
2. Accel Partners
3. Andreessen Horowitz
4. Bessemer Venture Partners
5. Benchmark
6. Kleiner Perkins
7. Greylock Partners
8. Founders Fund
9. Index Ventures
10. Lightspeed Venture Partners
Please note that this list is not exhaustive and other venture capital firms may also be considered top investors in the tech startup arena.