# SideGuide funding: rounds and investors

> SideGuide has raised $83M across 2 rounds since 2022. Investors include Y Combinator. Every round with its source.

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

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

# Who invested in *SideGuide*

2 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.

B2B

Raised 2 months ago

Funding summary Updated 26 Oct 2026

**$83M** raised across 2 rounds since 2022, from 2 sources

**$500K** Pre-seed **$82M** Venture

- **Latest round:** Venture, $82M Sept 2026
- **Step-up i:** 164.2×
- **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.

2023 2024 2025 2026

**$500K** Pre-seed

**$82M** Venture

- **First round:** Pre-seed, $500K
- **Biggest round:** $82M
- **Between rounds:** 4.1 years

## The rounds

- **Sept 2026** Venture **$82M** *1 returning* [Y Combinator](https://millionrounds.com/fund/y-combinator) Source recorded SEC filing: $82M sold
- **Aug 2022** Pre-seed **$500K** *1 new* [Y Combinator](https://millionrounds.com/fund/y-combinator) Source recorded

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **2** rounds

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

## Quick answers about SideGuide

### Who invested in SideGuide?

SideGuide's investors include Y Combinator.

### How much has SideGuide raised?

SideGuide has raised $83M across 2 rounds since 2022.

### When did SideGuide last raise?

SideGuide's most recent round was a Venture of $82M in Sept 2026.

### What was SideGuide's biggest round?

Its most recent round, $82M in Sept 2026, is also its largest on record.

### Who backed SideGuide first?

SideGuide's first round on record, in Aug 2022, was backed by Y Combinator.

### What stage is SideGuide at?

SideGuide's latest named round is a Venture, in Sept 2026.

### Where is SideGuide based?

SideGuide is based in the United States.

## Companies like SideGuide

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

[**MURAL** $67M · Oct 2026](https://millionrounds.com/company/mural)[**Different** $48M · Oct 2026](https://millionrounds.com/company/different)[**Dapta** $6.0M · Oct 2026](https://millionrounds.com/company/dapta)[**Amani Therapeutics** $60M · Oct 2026](https://millionrounds.com/company/amani-therapeutics)[**Relay** $207M · Oct 2026](https://millionrounds.com/company/relay)[**Bash Capital1** $5.7M · Sept 2026](https://millionrounds.com/company/bash-capital1)

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