Celtic House Venture Partners
VC Fund
Toronto, Canada
Celtic House Venture Partners is an independent Canadian investment firm. Since 1994, Celtic House has been one of Canada’s most active investors in technology and innovation. Capitalizing on the deep domain expertise of its partners, Celtic House has consistently provided superior financial returns to its investors. Celtic House has collaborated with management teams and repeat entrepreneurs to develop technology companies from the inception phase through to exit, generating 25 initial public offerings and successful acquisitions. Celtic House has collaborated with management teams and repeat entrepreneurs to develop technology companies from the inception phase through to exit, generating 25 initial public offerings and successful acquisitions. From offices in Toronto and Ottawa, Celtic House manages in excess of $425 million across three funds. Celtic House is currently making new investments out of Celtic House Venture Partners Fund IV, which closed in 2012.
- Total investments:
- 113
- Last investment:
- Lead investor:
- 29%
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Celtic House Venture Partners invests in
Stages Celtic House Venture Partners invests in
Countries Celtic House Venture Partners invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
| See all 6 contacts → | |||
Round size
- Series A
- $3.4M–$14M
- Series B
- $5.6M–$21M
Investment Focus
Industry
- Software 23 (20%)
- Semiconductor 13 (12%)
- Manufacturing 11 (10%)
- Wireless 8 (7%)
- Information Technology 8 (7%)
Stage
- Series B 26 (23%)
- Series A 25 (22%)
- Funding Round 17 (15%)
- Series C 14 (12%)
- Seed 9 (8%)
Country
- Canada 36 (32%)
- United States 13 (12%)
- United Kingdom 7 (6%)
- Singapore 2 (2%)
- China 1 (1%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Brian Antonen
Partner
|
Partner | Total investments: 11 | Find email | |
David Adderley
Partner
|
Partner | Total investments: 12 | Find email | |
|
David Beck
Partner
|
Partner | Total investments: 0 | Find email | |
Jonathan Graff
Advisor
|
Advisor | Total investments: 0 | Find email | |
Julie Fallon
Chief Financial Officer
|
Chief Financial Officer | Total investments: 0 | Find email | |
| See all 6 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| UniUni's revolutionary delivery approach and cutting-edge technology make it the most reliable, cheap, and flexible last-mile service in North America, enabling eCommerce enterprises to prosper. | $30M / Series D / Feb 12, 2026 | ||
| UniUni's revolutionary delivery approach and cutting-edge technology make it the most reliable, cheap, and flexible last-mile service in North America, enabling eCommerce enterprises to prosper. | $70M / Series D / Jun 19, 2025 | ||
| UniUni's revolutionary delivery approach and cutting-edge technology make it the most reliable, cheap, and flexible last-mile service in North America, enabling eCommerce enterprises to prosper. | $30M / Series C / Nov 14, 2024 | ||
| Raven Connected offers vehicle tracking and driver monitoring system services, enhancing safety and efficiency in transportation operations. | $7.3M / Series A / Jun 27, 2024 | ||
| UniUni's revolutionary delivery approach and cutting-edge technology make it the most reliable, cheap, and flexible last-mile service in North America, enabling eCommerce enterprises to prosper. | $50M / Series C / Apr 16, 2024 | ||
| UniUni's revolutionary delivery approach and cutting-edge technology make it the most reliable, cheap, and flexible last-mile service in North America, enabling eCommerce enterprises to prosper. | $20M / Series B / Dec 19, 2023 | ||
| Restaurant SaaS solution on delivery, reservations, waitlists, take out, dine-in, loyalty programs in one easy to use system | $5.1M / Series A / Oct 11, 2023 | ||
| FlashIntel is a premier go-to-market Intelligence firm that helps revenue teams improve ability to locate and engage with client profiles. | $10M / Seed / Aug 21, 2023 | ||
| FlashLabs is a premier go-to-market Intelligence firm that helps revenue teams improve ability to locate and engage with client profiles. | $10M / Seed / Aug 21, 2023 | ||
| UniUni's revolutionary delivery approach and cutting-edge technology make it the most reliable, cheap, and flexible last-mile service in North America, enabling eCommerce enterprises to prosper. | $20M / Series B / Mar 06, 2023 | ||
| See all 113 investments → | |||
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FAQ
What does Celtic House Venture Partners invest in?
Celtic House Venture Partners invests primarily in Software, Semiconductor and Manufacturing startups, most often at Series B and Series A stage. Most of the 113 investments tracked by Shizune back companies in Canada. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does Celtic House Venture Partners invest in?
Celtic House Venture Partners typically joins rounds of $3.4M–$14M at Series A and $5.6M–$21M at Series B. These are whole funding-round sizes, not Celtic House Venture Partners's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds Celtic House Venture Partners took part in.
How do I contact Celtic House Venture Partners?
Public channels for Celtic House Venture Partners include LinkedIn and the website linked on this profile. 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.
Who are the partners at Celtic House Venture Partners?
The team at Celtic House Venture Partners includes Brian Antonen (Partner), David Adderley (Partner) and David Beck (Partner), among 6 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.
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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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