# Surus funding: rounds and investors

> Surus has raised $11M across 1 round since 2025. Investors include Castle Island Ventures. Every round with its source.

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

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

# Who invested in *Surus*

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Financial Services

Funding summary Updated 26 Oct 2026

**$11M** raised across 1 round since 2025, from 1 source

- **Latest round:** Venture, $11M Mar 2025
- **Investors:** 1

See who backed them

## The rounds

- **Mar 2025** Venture **$11M** [Castle Island Ventures](https://millionrounds.com/fund/castle-island-ventures) Source recorded SEC filing: $11M sold, first sale Oct 2024

## Founders and team

From Surus's own website: 1 founder, 10 on the team.

**Patrick Murck** Founder & CEO

- **Bethany Wheeler** Chief Trust Officer
- **Bradley Gibson** Chief Technology Officer
- **Jennifer Hoopes** Chief Legal Officer
- **Rachel Trujillo** Chief Compliance Officer
- **Sierra Owens** Chief of Staff, Surus Trust Company
- **Tyler Whirty** Chief of Staff
- **Ava Trogus** Senior Software Engineer
- **Ericson Soares** Senior Software Engineer
- **Nathan Flint** Senior Software Engineer
- **Nikita B** Senior Software Engineer

## Everyone who backed them

[Castle Island Ventures](https://millionrounds.com/fund/castle-island-ventures) VC firm **1** round

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

## Also claim to have backed them

These 2 firms list Surus as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Financial Venture Studio](https://millionrounds.com/fund/financial-venture-studio) Accelerator Per its own site

[Restive](https://millionrounds.com/fund/restive-ventures) Accelerator Per its own site

## Quick answers about Surus

### Who invested in Surus?

Surus's investors include Castle Island Ventures.

### How much has Surus raised?

Surus has raised $11M across 1 round since 2025.

### When did Surus last raise?

Surus's most recent round was a Venture of $11M in Mar 2025.

### What was Surus's biggest round?

Its most recent round, $11M in Mar 2025, is also its largest on record.

### Who backed Surus first?

Surus's first round on record, in Mar 2025, was backed by Castle Island Ventures.

### What stage is Surus at?

Surus's latest named round is a Venture, in Mar 2025.

### Where is Surus based?

Surus is based in the United States.

## Companies like Surus

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

[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Kalshi** $2.7B · Oct 2026](https://millionrounds.com/company/kalshi)[**STRIVE** $1.3B · Oct 2026](https://millionrounds.com/company/strive)[**CapitalOS** $52M · Oct 2026](https://millionrounds.com/company/capitalos)[**Platform Accounting Group** $355M · Oct 2026](https://millionrounds.com/company/platform-accounting-group)[**Ramp** $4.5B · Oct 2026](https://millionrounds.com/company/ramp)

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