Joe Catalfamo
Managing Partner @ Summerhill Venture Partners
Toronto, Canada
Joe Catalfamo is a Series A investor at Summerhill Venture Partners in Toronto focused on Mobile and Security. Joe rejoins Whitecap as a Partner and brings over 23 years of venture capital investing and a wealth of experience in the mobile, enterprise software and digital media verticals.His diverse and extensive experience allows him to play an integral role in the formation, strategic direction, overall growth and business development of emergingcompanies.Joe is also a co-founder and co-managing partner of Summerhill Venture Partners and represents them on the boards of Vantrix, BLiNQ and C2FO. Previously he represented Summerhill on the boards of Radian6, Trust Digital and Third Brigade.For the 14 years prior to joining Summerhill Venture Partners in May 2004, Joe served as EVP, CFO and Director of Whitecastle Investments and Managing Director of Whitecap Venture Partners. As one of the venture practice founders, he was instrumental in shaping the vision and investment strategy of Whitecap I. He was also a core element of the team that brought a number of high-grossing investments to fruition in Whitecap I.Joe’s past successes include investments in Radian6 (Acquired by Salesforce, NASDAQ: CRM), Third Brigade (acquired by Trend Micro, NASDAQ: TMIS), Trust Digital (acquired by McAfee Inc, NYSE: MFE), Broadband Networks Inc. (acquired by Nortel, NYSE: NT), Positron Fiber Systems (NASDAQ IPO and acquired by RELTEC, NYSE: RLT), Loran International Technologies (acquired by Peregrine Systems, NASDAQ: PRGN), Electrophotonics (acquired by ETEC, NASDAQ: ETEC), PC Docs Group International (NASDAQ IPO, and acquired by Hummingbird, TSE: HUM & NASDAQ: HUMC) and ImagicTV (NASDAQ IPO, and acquired by ALCATEL, NYSE: ALA).Joe began his professional career with KPMG, where he held various senior positions in both Canada and the U.K. He is a Gold Medal graduate from the University of Waterloo’s Master of Accounting program (1986). He also holds Chartered Professional Accountant and Certified Management Accountant designations in Canada
- Total investments:
- 10
- Last investment:
- Lead investor:
- 30%
Last updated:
For AI agents: llms.txt
Industries Joe Catalfamo invests in
Stages Joe Catalfamo invests in
Countries Joe Catalfamo invests in
Contacts
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Investment Focus
Industry
- Mobile 2 (20%)
- Security 2 (20%)
- Software 2 (20%)
- Enterprise Software 2 (20%)
- Internet 1 (10%)
Stage
- Series A 4 (40%)
- Series B 3 (30%)
- Series C 1 (10%)
- Funding Round 1 (10%)
Country
- Canada 5 (50%)
- United States 1 (10%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Classcraft
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Classcraft is an online educational RPG game. It helps teachers manage their classes and make lessons more engaging. The game is available for Android, iOS, OS X, Chrome, and Windows platforms. It was founded by Lauren Young, Devin Young, Shawn Young, and Devin Young. | $7.6M / Series A / Sep 17, 2019 | |
IRYSTEC
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IRYSTEC is a startup company, incubated at TandemLaunch Inc., leading the perceptual computational display technology. Our talented team of scientists and engineers along with our excellent advisory board in computer vision, physics and human visual system (HVS) are revolutionizing the natural visual experience of the future. IRYSTEC buildsambient intelligent, perceptual software products customized for every individual. We make your displays look the best to you. | $4.7M / Series A / Jun 06, 2018 | |
Affinio
|
They all use social listening tools to understand and hear their audiences, but did you know that less than 10% of social media users actually speak or engage regularly? The rest of your audience listens but rarely makes a noise and they are the first audience insights tool to reveal the other 90%.Behind Affinio is an incredibly powerfulaward-winning technology that lets us mine billions of relational network connections. Your audience is connected regardless of whether they engage or remain silent, allowing us to extract deep insights from the silent majority.Affino’s algorithm analyzes the relationships that exist within any audience and groups individuals into passion clusters based on member affinities and the people, topics, and brands that these individuals choose to connect with.From this analysis, Affinio is able to reveal untapped insights that exist within each audience segment. This sheds light for the first time on who each segment is, what they are influenced by, talk about, share, and ultimately care most about.Their clients, who range from start-ups to Fortune 500 brands, use Affinio’s unprecedented actionable insights as a platform to build effective, winning, marketing strategies.Affinio’s graph engine is highly-optimized for I/O efficiency and maximizing processing speed on solid state drives (SSD), creating one of the fastest graph analysis and machine learning technologies in the world.Affinio is using both random forest and deep learning models in the development of their social affinity engine. | $8.3M / Series B / Nov 27, 2017 | |
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Classcraft
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Classcraft is an online educational RPG game. It helps teachers manage their classes and make lessons more engaging. The game is available for Android, iOS, OS X, Chrome, and Windows platforms. It was founded by Lauren Young, Devin Young, Shawn Young, and Devin Young. | $2.8M / Sep 05, 2017 | |
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Affinio
|
They all use social listening tools to understand and hear their audiences, but did you know that less than 10% of social media users actually speak or engage regularly? The rest of your audience listens but rarely makes a noise and they are the first audience insights tool to reveal the other 90%.Behind Affinio is an incredibly powerfulaward-winning technology that lets us mine billions of relational network connections. Your audience is connected regardless of whether they engage or remain silent, allowing us to extract deep insights from the silent majority.Affino’s algorithm analyzes the relationships that exist within any audience and groups individuals into passion clusters based on member affinities and the people, topics, and brands that these individuals choose to connect with.From this analysis, Affinio is able to reveal untapped insights that exist within each audience segment. This sheds light for the first time on who each segment is, what they are influenced by, talk about, share, and ultimately care most about.Their clients, who range from start-ups to Fortune 500 brands, use Affinio’s unprecedented actionable insights as a platform to build effective, winning, marketing strategies.Affinio’s graph engine is highly-optimized for I/O efficiency and maximizing processing speed on solid state drives (SSD), creating one of the fastest graph analysis and machine learning technologies in the world.Affinio is using both random forest and deep learning models in the development of their social affinity engine. | $2.9M / Series A / Nov 03, 2015 | |
BLINQ Networks
|
BLINQ Networks is the pioneer in developing next-generation non-line-of sight (NLOS) wireless backhaul products for compact base stations that enable wireless carriers to address the growth in demand for capacity. BLINQ is funded by highly regarded US and Canadian venture capital firms with strong investment track record in wireless technologiesand solutions. Their management team has a proven record in building high-growth businesses in the wireless industry with companies that include Andrew, Flarion and Qualcomm. BLINQ's core engineering team comes from Nortel Networks where they were well recognized for developing innovative, state of the art and cost effective wireless systems that have been deployed worldwide. They are set to make a large impact in the wireless industry at a critical inflection point where the mobile Internet enabled by smart phones and mobile computing devices are driving data usage ever higher. | $15.1M / Series B / Sep 08, 2014 | |
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BLINQ Networks
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BLINQ Networks is the pioneer in developing next-generation non-line-of sight (NLOS) wireless backhaul products for compact base stations that enable wireless carriers to address the growth in demand for capacity. BLINQ is funded by highly regarded US and Canadian venture capital firms with strong investment track record in wireless technologiesand solutions. Their management team has a proven record in building high-growth businesses in the wireless industry with companies that include Andrew, Flarion and Qualcomm. BLINQ's core engineering team comes from Nortel Networks where they were well recognized for developing innovative, state of the art and cost effective wireless systems that have been deployed worldwide. They are set to make a large impact in the wireless industry at a critical inflection point where the mobile Internet enabled by smart phones and mobile computing devices are driving data usage ever higher. | $10M / Series B / Sep 19, 2012 | |
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BLINQ Networks
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BLINQ Networks is the pioneer in developing next-generation non-line-of sight (NLOS) wireless backhaul products for compact base stations that enable wireless carriers to address the growth in demand for capacity. BLINQ is funded by highly regarded US and Canadian venture capital firms with strong investment track record in wireless technologiesand solutions. Their management team has a proven record in building high-growth businesses in the wireless industry with companies that include Andrew, Flarion and Qualcomm. BLINQ's core engineering team comes from Nortel Networks where they were well recognized for developing innovative, state of the art and cost effective wireless systems that have been deployed worldwide. They are set to make a large impact in the wireless industry at a critical inflection point where the mobile Internet enabled by smart phones and mobile computing devices are driving data usage ever higher. | $7.4M / Series A / Feb 07, 2011 | |
Trust Digital
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Trust Digital LLC provides enterprise smartphone security and management software for government organizations and various companies. It offers solutions to secure, deploy, and manage smartphones for information technology organizations. The company offers EMM Console, a browser-based solution to centrally manage the different smartphones used bymobile workers, as well as to provide policy management tools, reporting capabilities, and compliance enforcement facilities to secure smartphones and ruggedized devices. It serves financial services, government, healthcare, and education industries. | $14.5M / Series C / Nov 14, 2008 | |
Third Brigade
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Third Brigade is a privately-held security and compliance software company headquartered in Ottawa, Canada. Trend Micro bought the business to accelerate its dynamic datacenter security strategy, and to provide customers with access to critical security and compliance software and vulnerability response services. These all contribute to protectingphysical, virtual and cloud servers, and corporate endpoints, from sophisticated malware and malicious activity. | $9.5M / Series B / Dec 14, 2005 |
Co-Investors
Summerhill Venture Partners is an early-stage venture capital firm focused on the wireless, digital media, and IT sectors. It was founded in 1993 and is headquartered in Ontario, Canada.
Summerhill Venture Partners Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Gary Rubinoff
Managing Partner
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Hazel Krishnan
Executive Assistant
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Joe Catalfamo
Managing Partner
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Lara Frendjian
Controller
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FAQ
What does Joe Catalfamo invest in?
Joe Catalfamo invests primarily in Mobile, Security and Software startups, most often at Series A and Series B stage. Most of the 10 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 Joe Catalfamo?
Public channels for Joe Catalfamo 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 Joe Catalfamo last invest?
The most recent investment recorded for Joe Catalfamo closed in Sep 2019. Shizune tracks 10 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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