Celtic House Venture Partners

Celtic House Venture Partners, established in 1994, is a prominent Canadian venture capital firm headquartered in Ottawa, with an additional office in Toronto. The firm specializes in investing in technology and innovation, with a focus on software, digital media, communication, and related sectors. Celtic House has consistently provided superior returns to its investors by collaborating with management teams and entrepreneurs to develop technology companies from inception to exit, resulting in 25 IPOs and successful acquisitions. The firm manages over $425 million across three funds, with its latest fund, Celtic House Venture Partners Fund IV, closed in 2012. Celtic House primarily invests in Canada and the United States, with a typical investment size ranging from $0.5 to $15 million per company.

David Adderley

Managing Partner

Brian Antonen

Partner

Alo Brake

General Partner

Roger Maggs

Founder and Partner

Tom Valis

Managing Partner

Tomas Valis

Managing Partner

Past deals in Ontario

Quadshift

Venture Round in 2025
Quadshift is a venture builder firm established in 2017 and based in Toronto, Canada. The company specializes in acquiring and developing B2B software companies within niche vertical markets. By leveraging its expertise in finance, sales, marketing, creative, engineering, and management, Quadshift aims to create new opportunities and enhance customer value. The firm is dedicated to transforming commerce across various industries through the provision of world-class SaaS solutions.

Snappy

Series A in 2023
Snappy is a developer of restaurant management technology that focuses on enhancing customer engagement and business productivity. The company offers a platform that includes custom-branded mobile apps and websites, as well as features such as table management, customer relationship management, customer analytics, online ordering, and payment processing. By integrating these functions, Snappy enables restaurants to improve operational efficiency and expand their market reach.

Snappy

Pre Seed Round in 2021
Snappy is a developer of restaurant management technology that focuses on enhancing customer engagement and business productivity. The company offers a platform that includes custom-branded mobile apps and websites, as well as features such as table management, customer relationship management, customer analytics, online ordering, and payment processing. By integrating these functions, Snappy enables restaurants to improve operational efficiency and expand their market reach.

Snappy

Venture Round in 2021
Snappy is a developer of restaurant management technology that focuses on enhancing customer engagement and business productivity. The company offers a platform that includes custom-branded mobile apps and websites, as well as features such as table management, customer relationship management, customer analytics, online ordering, and payment processing. By integrating these functions, Snappy enables restaurants to improve operational efficiency and expand their market reach.

Doorr

Seed Round in 2020
Doorr Inc. is a company that designs and develops a digital mortgage platform aimed at simplifying the mortgage process for brokers, agents, and financial institutions. Founded in 2018 and based in Toronto, Canada, the platform facilitates seamless collaboration between brokers and their clients on various mortgage-related activities, including pre-approvals, refinances, and purchases. By providing a centralized location for document management and support, Doorr enhances efficiency and reduces barriers associated with data access and sharing. The platform also includes features like data visualization and customizable websites, digitizing the entire experience from the initial application to final approval. As of October 2020, Doorr operates as a subsidiary of D+H Limited Partnership.

Graphite Software

Series B in 2016
Graphite Software Corp. specializes in a secure Android virtualization platform known as Secure Spaces, which allows multiple virtual environments, or "Spaces," to exist simultaneously on a single device. This innovative solution facilitates distinct user experiences, including personal, children’s, work, and secure banking spaces, each with tailored applications, wallpapers, launchers, and security settings. Graphite's technology addresses the growing demand for secure mobile device management in various sectors, such as secure banking, enterprise mobility, consumer privacy, and education. Founded in 2013 and headquartered in Ottawa, Canada, with additional offices in Sunnyvale, California, and Beijing, China, the company aims to redefine mobile device security by offering a user-friendly yet secure alternative to existing dual persona solutions in the bring-your-own-device (BYOD) market.

Peraso Technologies

Series C in 2016
Peraso Technologies Inc. is a fabless semiconductor company based in Toronto, Canada, specializing in the development of multi-gigabit millimeter wave single-chip transceivers. The company focuses on creating array antenna solutions and 60 GHz wireless chipsets that comply with the IEEE 802.11ad specification. Its product lineup includes chipsets such as the W120, X710, and X610, which are designed for use in mobile consumer electronics like smartphones and tablets. Peraso's technology supports a variety of applications, including mobile rapid sync-n-go, wireless networking, in-room HD video streaming, and vehicle-to-vehicle communication. Founded in 2008, the company also offers custom solutions to meet specific customer needs in various sectors.

KodaCloud

Series A in 2015
KodaCloud Inc. is a provider of cloud-powered Wi-Fi services that utilizes artificial intelligence to monitor and troubleshoot network performance. Founded in 2014 and headquartered in Campbell, California, with an additional office in Ontario, Canada, KodaCloud offers its services as a subscription, enabling enterprise customers to manage their network connectivity without the need for purchasing equipment. The company ships Wi-Fi access points directly to customer locations, allowing for quick installation and activation via a web-based dashboard or mobile app. This model eliminates the need for inventory management and enables businesses to optimize their performance in real-time through automated adjustments based on captured key performance indicators. KodaCloud's service is designed to provide a cost-effective solution, offering competitive profit margins for managed service providers through a recurring revenue structure.

Peraso Technologies

Series B in 2014
Peraso Technologies Inc. is a fabless semiconductor company based in Toronto, Canada, specializing in the development of multi-gigabit millimeter wave single-chip transceivers. The company focuses on creating array antenna solutions and 60 GHz wireless chipsets that comply with the IEEE 802.11ad specification. Its product lineup includes chipsets such as the W120, X710, and X610, which are designed for use in mobile consumer electronics like smartphones and tablets. Peraso's technology supports a variety of applications, including mobile rapid sync-n-go, wireless networking, in-room HD video streaming, and vehicle-to-vehicle communication. Founded in 2008, the company also offers custom solutions to meet specific customer needs in various sectors.

Graphite Software

Series A in 2013
Graphite Software Corp. specializes in a secure Android virtualization platform known as Secure Spaces, which allows multiple virtual environments, or "Spaces," to exist simultaneously on a single device. This innovative solution facilitates distinct user experiences, including personal, children’s, work, and secure banking spaces, each with tailored applications, wallpapers, launchers, and security settings. Graphite's technology addresses the growing demand for secure mobile device management in various sectors, such as secure banking, enterprise mobility, consumer privacy, and education. Founded in 2013 and headquartered in Ottawa, Canada, with additional offices in Sunnyvale, California, and Beijing, China, the company aims to redefine mobile device security by offering a user-friendly yet secure alternative to existing dual persona solutions in the bring-your-own-device (BYOD) market.

Peraso Technologies

Series A in 2010
Peraso Technologies Inc. is a fabless semiconductor company based in Toronto, Canada, specializing in the development of multi-gigabit millimeter wave single-chip transceivers. The company focuses on creating array antenna solutions and 60 GHz wireless chipsets that comply with the IEEE 802.11ad specification. Its product lineup includes chipsets such as the W120, X710, and X610, which are designed for use in mobile consumer electronics like smartphones and tablets. Peraso's technology supports a variety of applications, including mobile rapid sync-n-go, wireless networking, in-room HD video streaming, and vehicle-to-vehicle communication. Founded in 2008, the company also offers custom solutions to meet specific customer needs in various sectors.

PixStream

Venture Round in 2010
PixStream is a technology company based in Waterloo, Ontario, that specializes in developing video networking solutions. Founded in 1996 by Marc Morin and Brad Siim, the company creates systems that adapt television signals to various network types. Its offerings include complete video head-ends that facilitate the efficient transport of high-quality video and audio over broadband networks. By optimizing bandwidth, PixStream enables service providers to deliver innovative video services and applications, thereby enhancing the user experience.

Peraso Technologies

Series A in 2009
Peraso Technologies Inc. is a fabless semiconductor company based in Toronto, Canada, specializing in the development of multi-gigabit millimeter wave single-chip transceivers. The company focuses on creating array antenna solutions and 60 GHz wireless chipsets that comply with the IEEE 802.11ad specification. Its product lineup includes chipsets such as the W120, X710, and X610, which are designed for use in mobile consumer electronics like smartphones and tablets. Peraso's technology supports a variety of applications, including mobile rapid sync-n-go, wireless networking, in-room HD video streaming, and vehicle-to-vehicle communication. Founded in 2008, the company also offers custom solutions to meet specific customer needs in various sectors.

dna13

Series A in 2007
dna13 Inc. specializes in on-demand software solutions focused on brand and reputation management. The company's flagship offerings include dnaEnterprise, a comprehensive public relations and corporate communications software suite that enables organizations to manage, monitor, and measure their brand presence in real-time, and dnaMonitor, which provides media monitoring capabilities for insights into brand performance, competitor activity, and industry trends. Additionally, dna13 offers consulting, training, and implementation services to support users in leveraging their software effectively. The dnaEnterprise platform consolidates various media content sources and critical brand data into a centralized database, along with integrated applications that streamline public relations processes. The company serves a diverse range of sectors, including corporate communications, public relations, investor relations, government relations, human resources, and legal teams. Established in 2001 and headquartered in Ottawa, Canada, dna13 has formed strategic partnerships with several notable organizations in the media and communications industry.

Third Brigade

Series B in 2005
Third Brigade is a privately-held security and compliance software company based in Ottawa, Canada. It specializes in providing security solutions designed to protect physical and virtual servers, cloud environments, and corporate endpoints from sophisticated malware and malicious activities. The company develops application protection software aimed at enhancing the security of datacenters. Its acquisition by Trend Micro was intended to bolster their dynamic datacenter security strategy and to offer customers essential security and compliance tools, along with vulnerability response services.

Third Brigade

Series A in 2005
Third Brigade is a privately-held security and compliance software company based in Ottawa, Canada. It specializes in providing security solutions designed to protect physical and virtual servers, cloud environments, and corporate endpoints from sophisticated malware and malicious activities. The company develops application protection software aimed at enhancing the security of datacenters. Its acquisition by Trend Micro was intended to bolster their dynamic datacenter security strategy and to offer customers essential security and compliance tools, along with vulnerability response services.

Tropic Networks

Series D in 2004
Tropic Networks, Inc. designs, develops, and markets regional and metro-area optical networking equipment for telephony, data, and cable applications. The company offers Wavelength Tracker, an optical transport solution that leverages SONET/SDH familiarity to deliver optical layer intelligence; and various services for Tropic Networks platform and its related products, including network design, planning and installation, operation and maintenance consulting, and evaluation and modeling of network architecture, as well as training and planned upgrades. It also provides Networks TRX-24000, a metro optical transport platform that delivers dense wavelength division multiplexing and optical add-drop multiplexing for a host of services in a package. The company offers metro-optimized network solution for carriers to plan, manage, and scale the MAN; and to address the need for bandwidth expansion, optical transport, wavelength identification, and wavelength management in regional and metropolitan-area optical networks. Its metro optical networking solution streamlines the underlying optical layer architecture of DWDM/ODAM networks. Tropic Networks, Inc. was founded in 2000 and is headquartered in Ottawa, Canada.

Camilion Solutions

Series B in 2003
Camilion Solutions is a software company based in Markham, Ontario, specializing in product development and management solutions for the insurance and financial services sectors. Founded in 2000, the company offers tools that enhance product configuration and policy administration. Its key product, ProductAuthority, automates the management of ISO electronic content and assists insurers in analyzing and maintaining ISO deviations. Additionally, Camilion's PolicyAuthority supports the entire policy administration lifecycle, encompassing tasks such as application data capture, rating, pricing, and issuance. The company's focus on enterprise product agility includes strategic initiatives like product lifecycle management, bundling, and rationalization, aimed at optimizing operations for its clients.

Tropic Networks

Series C in 2003
Tropic Networks, Inc. designs, develops, and markets regional and metro-area optical networking equipment for telephony, data, and cable applications. The company offers Wavelength Tracker, an optical transport solution that leverages SONET/SDH familiarity to deliver optical layer intelligence; and various services for Tropic Networks platform and its related products, including network design, planning and installation, operation and maintenance consulting, and evaluation and modeling of network architecture, as well as training and planned upgrades. It also provides Networks TRX-24000, a metro optical transport platform that delivers dense wavelength division multiplexing and optical add-drop multiplexing for a host of services in a package. The company offers metro-optimized network solution for carriers to plan, manage, and scale the MAN; and to address the need for bandwidth expansion, optical transport, wavelength identification, and wavelength management in regional and metropolitan-area optical networks. Its metro optical networking solution streamlines the underlying optical layer architecture of DWDM/ODAM networks. Tropic Networks, Inc. was founded in 2000 and is headquartered in Ottawa, Canada.

Tropic Networks

Series B in 2001
Tropic Networks, Inc. designs, develops, and markets regional and metro-area optical networking equipment for telephony, data, and cable applications. The company offers Wavelength Tracker, an optical transport solution that leverages SONET/SDH familiarity to deliver optical layer intelligence; and various services for Tropic Networks platform and its related products, including network design, planning and installation, operation and maintenance consulting, and evaluation and modeling of network architecture, as well as training and planned upgrades. It also provides Networks TRX-24000, a metro optical transport platform that delivers dense wavelength division multiplexing and optical add-drop multiplexing for a host of services in a package. The company offers metro-optimized network solution for carriers to plan, manage, and scale the MAN; and to address the need for bandwidth expansion, optical transport, wavelength identification, and wavelength management in regional and metropolitan-area optical networks. Its metro optical networking solution streamlines the underlying optical layer architecture of DWDM/ODAM networks. Tropic Networks, Inc. was founded in 2000 and is headquartered in Ottawa, Canada.

Tropic Networks

Series A in 2000
Tropic Networks, Inc. designs, develops, and markets regional and metro-area optical networking equipment for telephony, data, and cable applications. The company offers Wavelength Tracker, an optical transport solution that leverages SONET/SDH familiarity to deliver optical layer intelligence; and various services for Tropic Networks platform and its related products, including network design, planning and installation, operation and maintenance consulting, and evaluation and modeling of network architecture, as well as training and planned upgrades. It also provides Networks TRX-24000, a metro optical transport platform that delivers dense wavelength division multiplexing and optical add-drop multiplexing for a host of services in a package. The company offers metro-optimized network solution for carriers to plan, manage, and scale the MAN; and to address the need for bandwidth expansion, optical transport, wavelength identification, and wavelength management in regional and metropolitan-area optical networks. Its metro optical networking solution streamlines the underlying optical layer architecture of DWDM/ODAM networks. Tropic Networks, Inc. was founded in 2000 and is headquartered in Ottawa, Canada.

Protus IP Solutions

Venture Round in 1999
Protus IP Solutions, Inc. is a provider of software-as-a-service communication tools designed for small to medium businesses and enterprise organizations. The company offers a range of services, including Internet fax, virtual PBX, email marketing, as well as fax and voice broadcast services. Its products are marketed under the brand names MyFax, my1voice, Campaigner, and CampaignerPro. Protus serves various sectors, including finance, insurance, real estate, healthcare, transportation, and government, aiming to make business communication affordable and effective. Founded in 1997 and based in Ottawa, Canada, Protus IP Solutions operates as a subsidiary of j2 Global Communications.
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