Rex Salisbury
Founder & General Partner @ Cambrian Ventures
San Francisco, United States
Rex Salisbury is a seed investor at Cambrian Ventures in San Francisco focused on FinTech and Financial Services. Rex Salisbury is the Founder and General Partner of Cambrian Ventures. He was previously a founding partner on the A16Z fintech team.
- Total investments:
- 39
- Last investment:
- Lead investor:
- 18%
Last updated:
For AI agents: llms.txt
Industries Rex Salisbury invests in
Stages Rex Salisbury invests in
Countries Rex Salisbury invests in
Round sizes
Round size
- Seed
- $1.8M–$10M
- Pre-Seed
- $1.3M–$3.3M
- Series A
- $14M–$25M
Investment Focus
Industry
- FinTech 12 (31%)
- Financial Services 8 (21%)
- Software 4 (10%)
- Information Technology 4 (10%)
- Artificial Intelligence 4 (10%)
Stage
- Seed 16 (41%)
- Pre-Seed 9 (23%)
- Series A 3 (8%)
- Series B 2 (5%)
- Series D 1 (3%)
Country
- United States 21 (54%)
- Canada 2 (5%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Vinyl Equity
|
Vinyl Equity offers a cloud-native, API-first transfer agency platform for public companies. The platform supports services such as share registry management, dividend plan administration, proxy voting, and compliance. Vinyl Equity utilizes digital tools, including immutable ledgers, electronic KYC, and e-signatures, to streamline processes likedelegending restricted securities and managing shareholder records. Additional features include automated equity plan integrations, real-time reporting, and proxy lifecycle management. | $20M / Series A / Jun 09, 2026 | |
Anchorbase
|
Anchorbase is single, intelligent platform that that connects your software, payments, and accounting tools automatically with no API integrations required. | $2M / Pre-Seed / May 26, 2026 | |
Hamilton AI
|
Hamilton AI is an end-to-end productivity suite for brokers and operators, streamlining charter sourcing, trips, payments, and tracking. | $7.5M / Seed / Mar 19, 2026 | |
Remitian
|
AI-powered Tax Payment API | $7M / Seed / Mar 10, 2026 | |
GrabrFi
|
GrabrFi provides access to US banking and all of its resources and possibilities and finances, life to the next level. | $3M / Seed / Jun 01, 2025 | |
Sunbound
|
Sunbound is the leading tech-enabled finance platform built exclusively for senior care.Sunbound helps senior living operators get paid digitally, upfront and more each month. We provide payments, AR assistance and financing tools to operators to ensure they improve cash flow, optimize working capital and maximize revenue - all while improvingthe family payment experience.Founded in 2021, Sunbound is backed by Fika Ventures, Bling Capital, Live Oak Bank, Liquid2 Ventures, Max Ventures, Cambrian Ventures, Ride Ventures, Mu Ventures and Not Boring Ventures along with leading startup, financial and real estate company executives. | Seed / May 13, 2025 | |
|
Vinyl Equity
|
Vinyl Equity offers a cloud-native, API-first transfer agency platform for public companies. The platform supports services such as share registry management, dividend plan administration, proxy voting, and compliance. Vinyl Equity utilizes digital tools, including immutable ledgers, electronic KYC, and e-signatures, to streamline processes likedelegending restricted securities and managing shareholder records. Additional features include automated equity plan integrations, real-time reporting, and proxy lifecycle management. | $11.5M / Seed / Apr 14, 2025 | |
Inventex
|
Inventex is a patent filling platform that help the businesses for filing application process without any hassle. | $2.4M / Pre-Seed / Apr 10, 2025 | |
Vigil
|
Vigil is a modern data platform for the annuity industry that enables carriers and distributors to automate post-issue processes at scale. | $1.3M / Pre-Seed / Feb 10, 2025 | |
Brico
|
Brico is a stop licensing platform that helps companies acquire new financial licenses and maintain ongoing licensing requirements. | $8M / Seed / Sep 11, 2024 | |
| See all 39 investments → | |||
Co-Investors
About Cambrian Ventures
Cambrian Ventures operates as an early-stage venture capital firm.
Cambrian Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
|
Rex Salisbury
Founder & General Partner
|
|||
4 more contacts available
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FAQ
What does Rex Salisbury invest in?
Rex Salisbury invests primarily in FinTech, Financial Services and Software startups, most often at Seed and Pre-Seed stage. Most of the 39 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Rex Salisbury's check size?
Rex Salisbury typically joins rounds of $1.8M–$10M at Seed, $1.3M–$3.3M at Pre-Seed and $14M–$25M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Rex Salisbury participates in.
When did Rex Salisbury last invest?
The most recent investment recorded for Rex Salisbury closed in Jun 2026. Shizune tracks 39 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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