# BioTime funding: rounds and investors

> BioTime has raised $107M across 9 rounds since 2009. Investors include Juvenescence. Every round with its source.

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

United States · [Funded startup](https://millionrounds.com/companies)

# Who invested in *BioTime*

9 rounds we have observed, with the one investor named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Biotech Healthcare

Funding summary Updated 26 Oct 2026

**$107M** raised across 9 rounds since 2009, from 9 sources

**$3.4M** Debt **$8.0M** Venture **$61K** Venture **$8.0M** Venture **$3.5M** Series A **$6.4M** Round **$31M** Round **$3.3M** Round **$43M** Round

- **Latest round:** Round, $43M Aug 2018
- **Step-up i:** 13×
- **Investors:** 1

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2009 2011 2013 2015 2017

**$3.4M** Debt

**$8.0M** Venture

**$61K** Venture

**$8.0M** Venture

**$3.5M** Series A

**$6.4M** Round

**$3.3M** Round

**$43M** Round

- **First round:** Debt, $3.4M
- **Biggest round:** $43M
- **Usual gap between rounds:** 11 months

## The rounds

- **Aug 2018** Round **$43M** *1 new* [Juvenescence](https://millionrounds.com/fund/juvenescence) Reported by FinSMEs
- **May 2015** Round **$3.3M** No investor was named in the report. From a historical funding record
- **Oct 2014** Round **$31M** No investor was named in the report. From a historical funding record
- **May 2014** Round **$6.4M** No investor was named in the report. From a historical funding record SEC filing: $3.5M sold, first sale Mar 2014
- **Mar 2014** Series A **$3.5M** No investor was named in the report. From a historical funding record SEC filing: $3.5M sold, first sale Mar 2014
- **May 2010** Venture **$8.0M** No investor was named in the report. From a historical funding record SEC filing: $61K sold, first sale Apr 2010
- **Apr 2010** Venture **$61K** No investor was named in the report. Reported by sec.gov SEC filing: $61K sold, first sale Apr 2010
- **May 2009** Venture **$8.0M** No investor was named in the report. From a historical funding record SEC filing: $4.0M sold, first sale May 2009
- **Apr 2009** Debt **$3.4M** No investor was named in the report. From a historical funding record SEC filing: $3.4M sold, first sale Apr 2009

## Founders and team

From the SEC filings it signed: 3 on the team.

- **Michael D West** Executive Officer, Director i
- **Robert W Peabody** Executive Officer i
- **William P. Tew** Executive Officer i

On the board, as filed i *Alfred D Kingsley* *Andrew C. von Eschenbach* *Franklin M. Berger* *Henry L. Nordhoff* *Judith D Segall* *Neal C Bradsher* *Pedro D Lichtinger* *Stephen C. Farrell*

## Everyone who backed them

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

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

## Quick answers about BioTime

### Who invested in BioTime?

BioTime's investors include Juvenescence.

### How much has BioTime raised?

BioTime has raised $107M across 9 rounds since 2009.

### When did BioTime last raise?

BioTime's most recent round was an Undisclosed round of $43M in Aug 2018.

### What was BioTime's biggest round?

Its most recent round, $43M in Aug 2018, is also its largest on record.

### Who backed BioTime first?

BioTime's first round on record, in Aug 2018, was backed by Juvenescence.

### What stage is BioTime at?

BioTime's latest named round is an Undisclosed round, in Aug 2018.

### Where is BioTime based?

BioTime is based in the United States.

## Companies like BioTime

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

[**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**Prolific Machines** $105M · Oct 2026](https://millionrounds.com/company/prolific-machines)[**AI** $18M · Oct 2026](https://millionrounds.com/company/ai)[**Baba** $40M · Oct 2026](https://millionrounds.com/company/baba)[**IMIO** $19M · Oct 2026](https://millionrounds.com/company/imio)

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