# BISON funding: rounds and investors

> BISON has raised $4.6M across 6 rounds since 2012. Investors include Techstars, SOSV and K5 Global. Every round with its source.

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

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

# Who invested in *BISON*

6 rounds we have observed, with the 5 investors 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.

Energy

Funding summary Updated 26 Oct 2026

**$4.6M** raised across 6 rounds since 2012, from 6 sources

**$1.3M** Seed **$1.2M** Seed **$2.0M** Round

- **Latest round:** Round, $2.0M Sept 2022
- **Step-up i:** 1.6×
- **Investors:** 5

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.

2012 2014 2016 2018 2020 2022

**?** Seed

**$1.3M** Seed

**?** Seed

**?** Venture

**$2.0M** Round

- **First round:** Seed
- **Biggest round:** $2.0M
- **Usual gap between rounds:** 6 months

## The rounds

- **Sept 2022** Round **$2.0M** *1 new* [K5 Global](https://millionrounds.com/fund/k5-global) Source recorded
- **Apr 2015** Venture **Amount undisclosed** *1 new* [SOSV](https://millionrounds.com/fund/sosv) From a historical funding record
- **Oct 2014** Seed **Amount undisclosed** *2 new* [Telegraph Hill Capital](https://millionrounds.com/fund/telegraph-hill-capital) [ZenStone Venture Capital](https://millionrounds.com/fund/zenstone-venture-capital) From a historical funding record
- **Dec 2012** Seed **$1.2M** *1 returning* [Techstars](https://millionrounds.com/fund/techstars) From a historical funding record
- **Jun 2012** Seed **$1.3M** No investor was named in the report. Reported by formds.com
- **Jan 2012** Seed **Amount undisclosed** *1 new* [Techstars](https://millionrounds.com/fund/techstars) Reported by techstars.com

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Seed** 2012 **Seed** 2012 **Seed** 2012 **Seed** 2014 **Venture** 2015 **Round** 2022 [Techstars](https://millionrounds.com/fund/techstars) [SOSV](https://millionrounds.com/fund/sosv) [K5 Global](https://millionrounds.com/fund/k5-global) [Telegraph Hill Capital](https://millionrounds.com/fund/telegraph-hill-capital) [ZenStone Venture Capital](https://millionrounds.com/fund/zenstone-venture-capital)

## Everyone who backed them

[Techstars](https://millionrounds.com/fund/techstars) VC firm **2** rounds

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

[K5 Global](https://millionrounds.com/fund/k5-global) Private equity **1** round

[Telegraph Hill Capital](https://millionrounds.com/fund/telegraph-hill-capital) VC firm **1** round

[ZenStone Venture Capital](https://millionrounds.com/fund/zenstone-venture-capital) VC firm **1** round

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

## Quick answers about BISON

### Who invested in BISON?

BISON's investors include Techstars, SOSV, K5 Global, Telegraph Hill Capital and ZenStone Venture Capital.

### How much has BISON raised?

BISON has raised $4.6M across 6 rounds since 2012. 3 rounds did not disclose an amount, so the total is a floor.

### When did BISON last raise?

BISON's most recent round was an Undisclosed round of $2.0M in Sept 2022.

### What was BISON's biggest round?

Its most recent round, $2.0M in Sept 2022, is also its largest on record.

### Who backed BISON first?

BISON's first round on record, in Jan 2012, was backed by Techstars.

### What stage is BISON at?

BISON's latest named round is an Undisclosed round, in Sept 2022.

### Where is BISON based?

BISON is based in the United States.

## Companies like BISON

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

[**Amogy** $125M · Oct 2026](https://millionrounds.com/company/amogy)[**LanzaJet** $67M · Oct 2026](https://millionrounds.com/company/lanzajet)[**Pivot Energy** $500M · Oct 2026](https://millionrounds.com/company/pivot-energy)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Pennsylvania American Water** $43M · Oct 2026](https://millionrounds.com/company/pennsylvania-american-water)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor)

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