# Letterhead funding: rounds and investors

> Letterhead has raised $39M across 2 rounds since 2023. Investors include BDMI, PeakSpan Capital and Florida Opportunity Fund. Every round with its source.

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

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

# Who invested in *Letterhead*

2 rounds we have observed, with the 3 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.

Martech

Funding summary Updated 26 Oct 2026

**$39M** raised across 2 rounds since 2023, from 2 sources

**$5.3M** Seed **$34M** Series A

- **Latest round:** Series A, $34M Oct 2025
- **Step-up i:** 6.4×
- **Investors:** 3

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.

2024 2025

**$5.3M** Seed

**$34M** Series A

- **First round:** Seed, $5.3M
- **Biggest round:** $34M
- **Between rounds:** 23 months

## The rounds

- **Oct 2025** Series A **$34M** *3 new* [BDMI](https://millionrounds.com/fund/1745-ventures) [PeakSpan Capital](https://millionrounds.com/fund/peakspan-capital) [Florida Opportunity Fund](https://millionrounds.com/fund/florida-opportunity-fund) Source recorded
- **Nov 2023** Seed **$5.3M** No investor was named in the report. Source recorded

## 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** 2023 **Series A** 2025 [BDMI](https://millionrounds.com/fund/1745-ventures) [PeakSpan Capital](https://millionrounds.com/fund/peakspan-capital) [Florida Opportunity Fund](https://millionrounds.com/fund/florida-opportunity-fund)

## Everyone who backed them

[BDMI](https://millionrounds.com/fund/1745-ventures) Corporate VC **1** round

[PeakSpan Capital](https://millionrounds.com/fund/peakspan-capital) VC firm **1** round

[Florida Opportunity Fund](https://millionrounds.com/fund/florida-opportunity-fund) Fund of funds **1** round

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

## Quick answers about Letterhead

### Who invested in Letterhead?

Letterhead's investors include BDMI, PeakSpan Capital and Florida Opportunity Fund.

### How much has Letterhead raised?

Letterhead has raised $39M across 2 rounds since 2023.

### When did Letterhead last raise?

Letterhead's most recent round was a Series A of $34M in Oct 2025.

### What was Letterhead's biggest round?

Its most recent round, $34M in Oct 2025, is also its largest on record.

### Who backed Letterhead first?

Letterhead's first round on record, in Oct 2025, was backed by BDMI, PeakSpan Capital and Florida Opportunity Fund.

### What stage is Letterhead at?

Letterhead's latest named round is a Series A, in Oct 2025.

### Where is Letterhead based?

Letterhead is based in the United States.

## Companies like Letterhead

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

[**Gradient** $24M · Oct 2026](https://millionrounds.com/company/gradient)[**Different** $48M · Oct 2026](https://millionrounds.com/company/different)[**OuterSignal** $22M · Sept 2026](https://millionrounds.com/company/outersignal)[**Pipedrive** $90M · Sept 2026](https://millionrounds.com/company/pipedrive)[**Clay** $263M · Sept 2026](https://millionrounds.com/company/clay)[**Blee** $21M · Sept 2026](https://millionrounds.com/company/blee)

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