# Interface Polymers funding: rounds and investors

> Interface Polymers has raised $9.6M across 3 rounds since 2021. Investors include 24 Haymarket. Every round with its source.

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

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

# Who invested in *Interface Polymers*

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.

Chemicals & Materials

Funding summary Updated 26 Oct 2026

**$9.6M** raised across 3 rounds since 2021, from 3 sources

**$1.2M** Round **$442K** Round **$8.0M** Series A

- **Latest round:** Series A, $8.0M May 2023
- **Step-up i:** 18.1×
- **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.

2022 2023

**$1.2M** Round

**$442K** Round

**$8.0M** Series A

- **First round:** Round, $1.2M
- **Biggest round:** $8.0M
- **Usual gap between rounds:** 13 months

## The rounds

- **May 2023** Series A **$8.0M** *1 new* [24 Haymarket](https://millionrounds.com/fund/24haymarket) Source recorded
- **Sept 2022** Round **$442K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Sept 2021** Round **$1.2M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet

## Everyone who backed them

[24 Haymarket](https://millionrounds.com/fund/24haymarket) Angel network **1** round

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

## Quick answers about Interface Polymers

### Who invested in Interface Polymers?

Interface Polymers's investors include 24 Haymarket.

### How much has Interface Polymers raised?

Interface Polymers has raised $9.6M across 3 rounds since 2021.

### When did Interface Polymers last raise?

Interface Polymers's most recent round was a Series A of $8.0M in May 2023.

### What was Interface Polymers's biggest round?

Its most recent round, $8.0M in May 2023, is also its largest on record.

### Who backed Interface Polymers first?

Interface Polymers's first round on record, in May 2023, was backed by 24 Haymarket.

### What stage is Interface Polymers at?

Interface Polymers's latest named round is a Series A, in May 2023.

### Where is Interface Polymers based?

Interface Polymers is based in the United Kingdom.

## Companies like Interface Polymers

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

[**Adaptavate** $15M · Oct 2026](https://millionrounds.com/company/adaptavate)[**Dragonfly Advanced Materials** $2.0M · Sept 2026](https://millionrounds.com/company/dragonfly-advanced-materials)[**Eterna Regeneratives** $4.0M · Sept 2026](https://millionrounds.com/company/eterna-regeneratives)[**iGii** $27M · Sept 2026](https://millionrounds.com/company/igii)[**Nanoloom** $567K · Sept 2026](https://millionrounds.com/company/nanoloom)[**Chemify** $81M · Sept 2026](https://millionrounds.com/company/chemify)

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