Jonathan Ellis
Founder & Managing Director @ Sandalphon Capital
Chicago, United States
Jonathan Ellis is a seed investor at Sandalphon Capital in Chicago focused on Rental and Leasing. Jonathan Ellis - Founder & Managing Director @ Sandalphon Capital
- Total investments:
- 6
- Last investment:
- Lead investor:
- 17%
Last updated:
For AI agents: llms.txt
Industries Jonathan Ellis invests in
Stages Jonathan Ellis invests in
Countries Jonathan Ellis invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Rental 1 (17%)
- Leasing 1 (17%)
- Consumer 1 (17%)
- Software 1 (17%)
- InsurTech 1 (17%)
Stage
- Seed 3 (50%)
- Series A 2 (33%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Century Health accelerates drug development and commercialization by applying AI to real-world data. It is far too slow today to answer critical questions because the richest clinical data is locked away in silos. Our platform does the heavy lifting to rapidly get you the insight you need, all while supporting the research community and protectingpatient privacy. | $5M / Seed / May 19, 2026 | ||
| ProsperStack is a hosted cancellation flow that prevents churn. | $2M / Seed / Nov 09, 2022 | ||
| Truss is an online marketplace to help small and medium-sized business owners find, tour, and lease space. Its tech-enabled platform and its people help you find the right space for the best price in record time. Its technology enables business owners to find the right space confidently by comparing spaces in its marketplace. Truss also offersdedicated brokers who act as the point person throughout the seamless process. Plus, it is the only platform to offer price transparency for small business owners, which means that Truss is the only site to compare pricing on traditional office space and co-working space.Truss was established in 2016 and is based in Deerfield, Illinois. | $15.2M / Series A / Jan 17, 2019 | ||
| Kin Insurance is a direct-to-consumer digital insurer focusing on the homeowner's insurance market. Kin Insurance enhances homeowners insurance convenience and affordability by removing external agents. The tech platform offers a seamless user experience, personalized coverage options, and efficient claims service. Kin utilizes extensiveproperty data for precise pricing and improved underwriting results. | $13.1M / Series A / Feb 14, 2018 | ||
| Truss is an online marketplace to help small and medium-sized business owners find, tour, and lease space. Its tech-enabled platform and its people help you find the right space for the best price in record time. Its technology enables business owners to find the right space confidently by comparing spaces in its marketplace. Truss also offersdedicated brokers who act as the point person throughout the seamless process. Plus, it is the only platform to offer price transparency for small business owners, which means that Truss is the only site to compare pricing on traditional office space and co-working space.Truss was established in 2016 and is based in Deerfield, Illinois. | $5.7M / Series A / Aug 23, 2017 | ||
| Kin Insurance is a direct-to-consumer digital insurer focusing on the homeowner's insurance market. Kin Insurance enhances homeowners insurance convenience and affordability by removing external agents. The tech platform offers a seamless user experience, personalized coverage options, and efficient claims service. Kin utilizes extensiveproperty data for precise pricing and improved underwriting results. | $3.3M / Seed / Aug 01, 2017 |
Co-Investors
About Sandalphon Capital
Sandalphon Capital is a micro venture capital firm focused on early stage (Seed and Series A) investments.Industry focus: B2B SaaS, FinTech, Real Estate Tech / PropTech, Tech-Enabled Healthcare Services / Healthcare IT, IoT / Hardware with Recurring RevenueGeographic focus: Chicago, the Midwest, and other relativelyunderserved markets, NY (primarily for FinTech and Real Estate Tech), others opportunistically.We are focused on finding strong management teams and problem-solving, tech-enabled business models that will scale into high margin, recurring revenue businesses.
Sandalphon Capital Contacts
| Name | Phone | Socials | |
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Jonathan Ellis
Founder & Managing Director
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FAQ
What does Jonathan Ellis invest in?
Jonathan Ellis invests primarily in Rental, Leasing and Consumer startups, most often at Seed and Series A stage. Most of the 6 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Jonathan Ellis?
Public channels for Jonathan Ellis include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Jonathan Ellis last invest?
The most recent investment recorded for Jonathan Ellis closed in May 2026. Shizune tracks 6 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 Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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