# TAI Diagnostics funding: rounds and investors

> TAI Diagnostics has raised $24M across 3 rounds since 2015. Investors include Venture Investors. Every round with its source.

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

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

# Who invested in *TAI Diagnostics*

3 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

**$24M** raised across 3 rounds since 2015, from 3 sources

**$6.0M** Venture **$8.2M** Series A **$10M** Series A

- **Latest round:** Series A, $10M Jan 2018
- **Step-up i:** 1.2×
- **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.

2016 2017 2018

**$6.0M** Venture

**$8.2M** Series A

**$10M** Series A

- **First round:** Venture, $6.0M
- **Biggest round:** $10M
- **Usual gap between rounds:** 2.3 years

## The rounds

- **Jan 2018** Series A **$10M** No investor was named in the report. Reported by FinSMEs SEC filing: $1.8M sold, first sale Oct 2017
- **Oct 2015** Series A **$8.2M** *1 new* [Venture Investors](https://millionrounds.com/fund/venture-investors-health-fund) From a historical funding record SEC filing: $8.3M sold, first sale May 2015
- **Jun 2015** Venture **$6.0M** No investor was named in the report. From a historical funding record SEC filing: $6.0M sold, first sale May 2015

## Founders and team

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

- **Aoy Tomita Mitchell** Executive Officer, Director i
- **Frank Langley** Executive Officer, Director i
- **Michael E. Mitchell** Executive Officer, Director i

On the board, as filed i *John Tomita Fowler* *John Tomita Neis*

## Everyone who backed them

[Venture Investors](https://millionrounds.com/fund/venture-investors-health-fund) VC firm **1** round

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

## Quick answers about TAI Diagnostics

### Who invested in TAI Diagnostics?

TAI Diagnostics's investors include Venture Investors.

### How much has TAI Diagnostics raised?

TAI Diagnostics has raised $24M across 3 rounds since 2015.

### When did TAI Diagnostics last raise?

TAI Diagnostics's most recent round was a Series A of $10M in Jan 2018.

### What was TAI Diagnostics's biggest round?

Its most recent round, $10M in Jan 2018, is also its largest on record.

### Who backed TAI Diagnostics first?

TAI Diagnostics's first round on record, in Oct 2015, was backed by Venture Investors.

### What stage is TAI Diagnostics at?

TAI Diagnostics's latest named round is a Series A, in Jan 2018.

### Where is TAI Diagnostics based?

TAI Diagnostics is based in the United States.

## Companies like TAI Diagnostics

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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