# Jefferson Partners

> Jefferson Partners is a VC fund in Toronto backing Software and SaaS. See 7 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Toronto, Canada
- Total investments: 7
- Last investment: Dec 2010
- Lead investor: 14%
- Last updated: Aug 2026
- Website: http://www.jefferson.com/

Jefferson Partners is a venture capital firm specializing in seed and early stage and core investments in established companies. It prefers to make invest in companies engaged in the web 2.0 and disruptive web driven technologies, telecommunications infrastructure technology, internet technology, and applications software and services sectors.Jefferson Partners typically invests between CAD $0.25 million ($0.26 million) and CAD $2 million ($2.06 million) and core investments between CAD $5 million ($5.14 million) and CAD $15 million ($15.43 million) in portfolio companies which have projected sales of at least CAD $100 million (USD $102.88 million). It seeks to acquire a board position in its portfolio companies. David Folk and Jack Kiervin founded Jefferson Partners in 1987. It has its headquarters in Toronto in Ontario.

## Contacts

5 contacts available for Jefferson Partners. Shizune tracks 4 team members at Jefferson Partners. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/jefferson-partners?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 3 | 43% |
| SaaS | 1 | 14% |
| VoIP | 1 | 14% |
| Internet | 1 | 14% |
| Analytics | 1 | 14% |

13 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 3 | 43% |
| Series C | 2 | 29% |
| Series A | 1 | 14% |
| Funding Round | 1 | 14% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Canada | 2 | 29% |
| United States | 2 | 29% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| R. Timothy O’Donnell | Managing Director | 1 | — |
| Brien Lundin | Chief Executive Officer | 0 | — |
| Byron Lee | Principal | 0 | — |
| Jack Kiervin | General Partner | 0 | — |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Accept Software | Accept helps companies increase the speed and certainty of new product success and turn product innovation into a competitive advantage. Accept SaaS innovation management solutions help companies engage communities, prioritize and manage new ideas, align products with company strategy, and unify execution across teams. | $3M | Series C | Dec 14, 2010 |  |
| NeoEdge Networks | NeoEdge Networks is an in game advertising firm. | $4M |  | Sep 29, 2009 |  |
| Accept Software | Accept helps companies increase the speed and certainty of new product success and turn product innovation into a competitive advantage. Accept SaaS innovation management solutions help companies engage communities, prioritize and manage new ideas, align products with company strategy, and unify execution across teams. | $17M | Series B | Sep 16, 2009 |  |
| Natural Convergence | Natural Convergence, Inc. supplies hosted voice over Internet protocol (VoIP) software for service providers supporting the small business market. The company develops and markets silhouette, a VoIP hosted software for telecom carriers and service providers. It offers services ranging from customizable training, professional services, projectmanagement, starter bundle selections, and a channel program. The company serves customers in Canada, the United States, the United Kingdom, the Netherlands, and the Caribbean. Natural Convergence, Inc. was founded in 2001 and is headquartered in Ottawa, Canada. | $10M | Series C | Nov 21, 2006 |  |
| Natural Convergence | Natural Convergence, Inc. supplies hosted voice over Internet protocol (VoIP) software for service providers supporting the small business market. The company develops and markets silhouette, a VoIP hosted software for telecom carriers and service providers. It offers services ranging from customizable training, professional services, projectmanagement, starter bundle selections, and a channel program. The company serves customers in Canada, the United States, the United Kingdom, the Netherlands, and the Caribbean. Natural Convergence, Inc. was founded in 2001 and is headquartered in Ottawa, Canada. | $8.8M | Series B | Aug 06, 2004 |  |
| Attensity | Attensity is a provider of corporate insight solutions based on proprietary data contextualization for Global 1000 companies. As a pioneer in natural language processing and sentiment analysis, Attensity’s solutions identify relevant and accurate information from multi-channel data sources using highly sophisticated and patented semantictechnologies, analytics and context based discovery. Using Attensity’s integrated solutions, enterprise companies can interpret and “understand” massive amounts of structured and unstructured data from many different sources, thereby helping to improve the customer experience, manage brand equity, enhance revenue, mitigate business risk, and help inform business strategies. | $12M | Series B | Oct 06, 2003 |  |
| Natural Convergence | Natural Convergence, Inc. supplies hosted voice over Internet protocol (VoIP) software for service providers supporting the small business market. The company develops and markets silhouette, a VoIP hosted software for telecom carriers and service providers. It offers services ranging from customizable training, professional services, projectmanagement, starter bundle selections, and a channel program. The company serves customers in Canada, the United States, the United Kingdom, the Netherlands, and the Caribbean. Natural Convergence, Inc. was founded in 2001 and is headquartered in Ottawa, Canada. | $6.8M | Series A | Jul 17, 2002 |  |

7 of 7 investments shown.

## Co-investors
- [BDC Venture Capital](https://shizune.co/investors/profile/bdc-venture-capital) — VC Fund, 3 deals together
- [Primaxis Technology Ventures](https://shizune.co/investors/profile/primaxis-technology-ventures) — VC Fund, 3 deals together
- [Purple Angel](https://shizune.co/investors/profile/purple-angel) — VC Fund, 3 deals together
- [Vimac Ventures](https://shizune.co/investors/profile/vimac-ventures) — VC Fund, 3 deals together
- [Desjardins Venture Capital](https://shizune.co/investors/profile/desjardins-venture-capital) — VC Fund, 2 deals together
- [StarVest Partners](https://shizune.co/investors/profile/starvest-partners) — VC Fund, 2 deals together

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- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund
- [FJ Labs](https://shizune.co/investors/profile/fj-labs) — VC Fund

## FAQ

### What does Jefferson Partners invest in?

Jefferson Partners invests primarily in Software, SaaS and VoIP startups, most often at Series B and Series C stage. Most of the 7 investments tracked by Shizune back companies in Canada. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Jefferson Partners?

Public channels for Jefferson Partners include 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 Jefferson Partners?

The team at Jefferson Partners includes R. Timothy O’Donnell (Managing Director), Brien Lundin (Chief Executive Officer) and Byron Lee (Principal). 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 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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