Ontario

Toronto developer of IronCAP, a post-quantum cryptography product line covering email, remote access and blockchain, alongside a legacy secure remote-access business. Renamed from 01 Communique Laboratory in 2025.

Toronto-based developer of credential and access management software, spanning password and secrets vaults, SaaS application management, and governance of access held by employees, machines and AI agents.

An AI-native platform that deploys autonomous AI agents to automate customer service conversations across chat, voice and email channels.

Waterloo developer of state-space-model AI for edge devices, licensing speech-to-text and text-to-speech software and selling the TSP1 accelerator ASIC for low-power on-device voice and sensor inference.

Toronto enterprise documentation company spun out of Deloitte in 2020, where the product was known as dTrax. Sells a platform that generates contracts, extracts their data and manages documentation workflows for banks and financial institutions.

Waterloo company selling cloud-based network management software that automatically discovers, maps and monitors network devices, servers, endpoints and SaaS applications for managed service providers and corporate IT teams.

Kitchener-based designer and manufacturer of autonomous floor-scrubbing robots - Neo, Neo 2W and Kas - that clean commercial and industrial floors and are managed through a fleet software platform.

Waterloo company selling an AI-powered frontline enablement platform that combines microlearning, guided execution and performance insight for shift workers, with an AI assistant and coach built into the product.

Toronto facilities-based telecom, legally Beanfield Technologies Inc., that builds, owns and operates its own metro fibre network in Toronto, Montreal, Vancouver and Ottawa and runs five carrier-neutral colocation data centres.

Builds AI software (ASCEND, and newly EMET) that helps pharma R&D scientists mine scientific literature and biological data to speed preclinical drug discovery.

Toronto company, legally Blue J Legal Inc., selling a tax-research platform that answers US, Canadian and UK tax questions in natural language over a curated library of primary tax law plus Tax Notes and IBFD content, returning source citations.

Toronto company selling enterprise software for core network services — DNS, DHCP and IP address management, known as DDI — combined with network observability, flow and packet analytics and DNS-based security, deployable on-premises, in data centres and across multicloud.

Toronto infectious-disease intelligence company, founded as BioDiaspora and renamed in 2014. Combines automated global data collection with epidemiologist analysis to sell outbreak surveillance, risk assessments and disease forecasting.

Ottawa developer of all-analog neural signal processor chips and licensable IP cores built in standard CMOS, aimed at always-on audio, vision and sensor AI inference at the edge with very low power and latency.

Ottawa designer and manufacturer of custom optical components and complete opto-mechanical lens assemblies, from demanding research and development optics to consumable optics produced in the thousands monthly.

Toronto employer-of-record and global payroll company, operating as 4400 WE Technologies Inc. Lets companies hire, contract, pay and manage staff in 170+ countries without local entities, with AI agents built on Cohere's models.

Ottawa manufacturer of auto-deploying mobile satellite antenna systems sold under the iNetVu brand through a worldwide dealer network, now developing Ka-band electronically steered antennas.

Ottawa-headquartered diversified solutions company listed on the TSX, operating across defence, space, health, learning and IT. Its space work spans satellite ground systems, teleport services and satellite operations.

Developing sovereign Canadian launch vehicles powered by its in-house E-1 methalox engine: the R-1 light-lift pathfinder and the reusable R-2 medium-lift rocket targeting 6,500 kg to low Earth orbit.

Builds lunar and deep-space systems - rovers, flight cameras, avionics and onboard computers - plus ruggedized industrial and defence ground vehicles, from facilities in Bolton and Stratford, Ontario.

Space and defence company developing dual-use micro nuclear reactor platforms for Arctic, remote and lunar power, plus a deep-tech R&D arm. Federally incorporated in 2020 as Canadian Space Mining Corporation and renamed in December 2025. No reactor is in service.

Toronto company, legally Canvass Analytics Inc., selling an enterprise AI platform that connects to enterprise data sources and runs role-specific assistants and agents over structured and unstructured data, routing queries across third-party language models.

Mississauga-headquartered provider of managed cloud, application modernization and data services that also operates three of its own enterprise data centre facilities in Mississauga, Ontario.

Sudbury, Ontario company building a spec-driven AI development platform that turns a plain-language product description into a PRD and technical spec, then generates production code into the customer's own GitHub repository and deploys it.

Waterloo company licensing WiFi Motion, software that reads ambient wireless signals to detect motion, presence and change in homes and buildings without cameras or wearables, distributed through chipset makers and internet service providers.

Builds large language models and generative AI tools for enterprise use, offered via API and on-premise/private-cloud deployment.

Designs and manufactures quantum-safe, crypto-agile hardware security modules and secrets-management platforms for governments, financial institutions and infrastructure operators.

Uses an AI foundation-model platform (BioFM, including the BigRNA model) to discover and design RNA and genetic-medicine drug candidates.

Ottawa designer and manufacturer of scientific imaging systems — high-sensitivity CCD and CMOS cameras, filter wheels, adaptive optics and observatory automation equipment — for scientific, industrial, aerospace and OEM applications.

Kingston, Ontario company operating the Distributive Compute Platform, a web-stack-based distributed computing network that pools idle CPU and GPU capacity from institutional devices and meters it, with worker clients including browsers, Windows, Linux, Docker and Android.

Toronto company, legally Ecopia Tech Corporation, applying computer-vision models to high-resolution satellite and aerial imagery to produce vector map layers — building footprints, land cover, roads and geocoded addresses — sold to governments and industry.

Ottawa fabless semiconductor company selling Wi-Fi silicon and licensable IP built on its patented Spectrum Slicing architecture, which runs multiple concurrent channels in a single band, delivered as the PrismIQ product family and reference designs.

Ottawa designer and manufacturer of planar lightwave circuit (PLC) optical chips on silicon — CWDM, DWDM and LWDM multiplexers, switching fabrics and star couplers — sold to transceiver makers serving data centre, telecom and AI markets.

Waterloo-based managed detection and response provider operating a 24/7 security operations centre and the Atlas security operations platform for organizations internationally.

Makes quantum-safe cybersecurity software — BasejumpQDN key management for quantum key distribution networks and BasejumpSKI symmetric key infrastructure — plus quantum risk assessments.

Kitchener designer and manufacturer of specialty fibre-optic assemblies, bundles, linear and v-groove fibre arrays, probes and hermetic vacuum feedthroughs for spectroscopy, astronomy, LiDAR and biomedical instrumentation.

Ottawa-based developer of managed detection and response software for small and mid-sized businesses and managed service providers, covering endpoint, network and cloud monitoring from one platform.

Makes DeepFoqus-Accelerate, software that plugs into existing MRI scanners and uses quantum-derived algorithms and machine learning to reconstruct images from shorter scans.

Brampton solid-state welding company whose induction-assisted friction welding process joins metal without melting it. It targets pipeline, nuclear, shipbuilding, rail, aerospace and space applications.

Guelph-based operator of indoor vertical farms growing pesticide-free microgreens, baby greens and salad mixes for Canadian retail and foodservice customers.

University of Waterloo spin-off that turns satellite and drone Earth-observation data into water and cryosphere products - lake water quality, ice cover and biodiversity dashboards - for government and industry users.

Builds FATHOM, a quantum-enabled electron paramagnetic resonance spectrometer that uses superconducting quantum sensors to measure protein conformation and dynamics for structural biology.

Developing the Cavorite X7, a seven-seat hybrid-electric VTOL aircraft using patented fan-in-wing technology to take off vertically then fly as a conventional fixed-wing aircraft. Has flown a 50%-scale prototype.

St. Jacobs maker of whole-slide pathology scanners, pairing scanning laser imaging technology commercialized from the University of Waterloo with image-management and AI-assisted analysis software for clinical and research labs.

Toronto-based developer of Advanced Compressed Air Energy Storage facilities that store energy using compressed air and water for eight or more hours of grid-scale discharge.

Waterloo designer and manufacturer of desktop atomic force microscopes built on a single-chip MEMS AFM, together with a semiconductor metrology system for detecting nanometre-scale defects on wafers.

Toronto generative AI company building text-to-image foundation models known for rendering legible text in images. Ships a consumer app, an API, enterprise custom models and the open-weight Ideogram 4.0.

Builds cryptographic discovery and posture-management software: its AgileSec platform inventories an organization's cryptography and manages migration to post-quantum algorithms. Acquired by Keyfactor in 2025 and now folded into the Keyfactor brand.

Kanata fabless developer of indium-phosphide electro-absorption modulated laser chips that monolithically integrate high-speed electronics and photonics on one substrate, sold to data-centre and AI optical-module makers at 100G and 200G per lane.

Halton Hills manufacturer of high-vacuum thin-film deposition and etching equipment, including physical vapour deposition systems, ion beam sputter and etch tools, magnetron sputtering and plasma-enhanced CVD for diamond-like carbon.

Waterloo-based cybersecurity firm selling quantum-safe cryptography software: ISARA Radiate (post-quantum algorithm toolkit) and ISARA Advance (cryptographic inventory and risk assessment).

Waterloo developer of X-ray detectors and imaging systems built on its own amorphous-selenium detector technology, including single-exposure dual-energy spectral flat panels and phase-contrast micro-CT.

Satellite telecommunications company building an optical data-relay constellation that acts as Internet exchange points in orbit for space-to-space and space-to-ground connectivity.

Ottawa company selling Maestro, which it describes as an AI-infused end-to-end supply chain orchestration platform connecting planning, procurement, manufacturing and logistics, sold by subscription to large enterprises.

Toronto-based platform technology company providing digital health benefits and care navigation software used by employers, payers and health systems to deliver member-facing experiences.

Ottawa manufacturer of precision optics, etalons and coatings, excimer and TEA CO2 lasers, and VIPA-based high-resolution spectrometers. An enabling supplier whose instruments are applied to quantum optics, not a quantum computing developer.

Toronto company, legally Private AI Inc. and rebranded to Limina in March 2026, selling container-deployed machine-learning software that detects, redacts, pseudonymises or replaces personal and health data in text, documents, images and audio across 52 languages.

Builds privacy-enhancing cryptography for AI: its Private Pursuit platform uses high-performance fully homomorphic encryption to run inference and search on data that stays encrypted end to end.

Hamilton, Ontario company developing medical systems for spaceflight and austere environments, including the Connected Care Medical Module, a deployable digital care suite for remote communities and space missions.

TSX-listed Ontario manufacturer of aeroengine and aerostructure components for commercial and defence aircraft, with a Winnipeg space division building small satellite buses, avionics and Black Brant rockets.

Toronto company building software that predicts and helps satellite operators avoid radio-frequency interference, now positioned as a unified intelligence platform aggregating space, Earth, ISR and spectrum data.

Space technology company building space robotics, satellite systems, and Earth observation and geointelligence systems for commercial and government missions.

Makes an AI-driven financial oversight platform that continuously analyzes 100% of transactions in accounting/ERP systems to flag anomalies, errors, and fraud risk for auditors and finance teams.

Kitchener-based builder of traffic data collection and signal management systems for cities, using sensors, cloud software and computer vision to help municipal transportation agencies monitor intersections and manage road networks.

Develops flight and ground software for space robotics and autonomy - the Spacefarer operations platform and Spacefarer AI for onboard machine learning - and builds lunar rovers for agency and commercial missions.

Waterloo developer of millimetre-wave and sub-terahertz beamforming integrated circuits and multi-antenna transceiver systems for 4D imaging radar, satellite phased arrays and 5G/6G radio front-ends.

Etobicoke, Ontario manufacturer of high-reliability RF, microwave and millimetre-wave assemblies for satellites, avionics, defence and radar, including transmit-receive assemblies flying on the OneWeb constellation.

Builds NetraAI, a machine-learning platform that analyzes clinical trial datasets to identify patient subpopulations and patterns in treatment efficacy, toxicity and placebo response for drug sponsors.

Toronto developer and licensor of purpose-built silicon interface IP, including UCIe-Advanced and UCIe-Standard PHY and die-to-die adapter cores for chiplet, AI, high-performance computing and 5G infrastructure designs.

Builds Canadian orbital launch vehicles (Tundra, Tempest), 3D-printed liquid rocket engines, small satellites and in-space propulsion, and is developing the Atlantic Spaceport Complex in Newfoundland and Labrador.

London, Ontario developer marketing a proposed 43.75 MW liquid-cooled AI data centre campus in Ontario, with 4 MW of grid power secured and full energization targeted for 2027. Nothing is built yet.

Oakville, Ontario defence-technology company whose FIXAIT edge AI detection engine won a $375,000 prize at National Defence's 2025 Counter-Uncrewed Aerial Systems Sandbox. It also lists interceptor, strike and modular UAS platforms and field avionics.

Ottawa developer of autonomous rendezvous, proximity operations and docking software and hardware for on-orbit satellite servicing, inspection and debris capture, demonstrated on ISS Astrobee free-flying robots.

A Canadian non-profit building the world's first open-source, full-stack trapped-ion quantum computer, publishing its hardware blueprints, control electronics and software openly.

Ottawa-based designer and manufacturer of fibre-optic components, test equipment and fibre-optic sensor systems, including polarization-maintaining components, attenuators, isolators and laser-to-fibre delivery optics.

Waterloo builder of in-line food inspection systems for meat processors, using its own patented spectrometers and hyperspectral imaging with AI to detect foreign material and grade product quality.

Builds quantum-enhanced LiDAR and 3D remote sensing, using time-binned single photons to pick signal out of noise for underwater, atmospheric and space applications.

Toronto-based designer of optical engines, light sources and optical modules built on its Optical Interposer, a wafer-level platform combining electronic and photonic devices on one chip for AI systems and hyperscale data centres.

Mississauga-based provider of cloud electronic health record and care collaboration software for long-term and post-acute care providers and their hospital and payer partners.

Ottawa company running its own NVIDIA GPU nodes in colocation facilities in Toronto, Montreal and Vancouver, selling low-latency AI inference for speech, language and text-to-speech through an OpenAI-compatible API.

Ottawa designer and manufacturer of laser material-processing systems, including RapiTrim laser resistor trimmers used on chip resistors, hybrid circuits and semiconductor wafers, and ProVia laser microvia drilling systems.

Mississauga-based commercial-stage medical device company making incision-free, MRI-guided ablation systems, including TULSA-PRO for prostate tissue and Sonalleve.

A clinical-stage biotech whose ProteinStudio platform combines machine learning, structural biology and atomic-level molecular simulation to design peptide therapeutics and peptide-drug conjugates.

London, Ontario based provider of cloud enterprise asset management, maintenance, budgeting, GIS and permitting software plus advisory services to local governments, schools and utilities across North America.

Develops microsatellite-based quantum key distribution systems that exchange encryption keys between satellites and ground stations, securing communications against quantum-computer attacks.

Builds machine learning software and IP for software-defined radios, covering RF signal sensing, classification and intelligent radio. Its quantum work is a federally backed quantum algorithm for radio signal sensing.

Sells the QiSpace platform for quantum-secure communications — post-quantum asymmetric encryption, symmetric encryption, and quantum-entropy key distribution.

Builds quantum-safe key distribution for existing networks, centred on its patented Distributed Symmetric Key Establishment (DSKE) protocol and Symmetric-Key Distribution System.

Designs and builds microchip sets for cryogenic and superconducting environments, including amplifiers that carry qubit readout signals from near absolute zero to room temperature.

Ottawa-based developer and manufacturer of co-packaged optical interconnects whose ODIN platform integrates lasers, modulators, photodetectors and drivers to move data between chips in AI and data centre systems.

Ottawa-based manufacturer of modular oceanographic instruments - sensors and data loggers measuring temperature, depth, salinity, dissolved gases and pH for marine and freshwater research.

Waterloo company offering superconducting circuit design, chip fabrication and cryogenic characterization as a service, for quantum and AI-inspired classical computing hardware.

London, Ontario designer and manufacturer of optical instruments, including modular FTIR and Raman spectrometers, far-infrared terahertz spectroscopy systems, light sources, solar simulators and photovoltaic quantum-efficiency test equipment.

Kitchener, Ontario company selling an AI medical scribe built for veterinary medicine. It listens during appointments and client phone calls and produces structured, editable medical records that export into practice management systems.

Designs, builds and operates complete small satellite missions, offering space-proven bus platforms from 3 to 500 kg for Earth observation, communications and science customers worldwide. Spun out of the University of Toronto in 2026.

Toronto company selling a self-hosted platform that installs, orchestrates and governs more than 170 third-party AI and data tools inside a customer's own cloud or on-premises infrastructure, plus its own Kaji agent and an LLM gateway.

North York fabless semiconductor company making silicon MEMS micro-actuators that move the image sensor rather than the lens, delivering autofocus and optical image stabilisation in automotive, embedded-vision and AR/VR cameras.

Toronto company selling an AI Management System for hospitals, a platform health systems use to govern, monitor and orchestrate their agentic, generative and predictive AI tools in one place.

Builds a geospatial data platform that lets organizations search, purchase, and integrate satellite and aerial Earth observation imagery from hundreds of sensors and data sources.

Builds quantum software tooling - compilers, circuit optimizers and simulators - plus a quantum-computing-as-a-service platform, and does quantum consulting and training for enterprise clients.

Ottawa company selling event-driven messaging infrastructure — event brokers available as a cloud service, software or hardware appliance, plus an event mesh, event portal and agent mesh — used to route real-time data between applications, clouds and data centres.

Kingston, Ontario maker of Amplifi ID, a portable analyzer that pairs Raman spectroscopy with nanofabricated surface-enhanced Raman scattering (SERS) cartridges to identify chemical compounds in samples at the point of need.

London, Ontario manufacturer of multispectral and hyperspectral imaging systems built on pixelated multispectral filter array technology, including snapshot cameras, line-scan and drone cameras, LED illuminators and optical filters.

Legal AI company operating as Dialog Enterprises Inc., selling a contract suite that drafts, reviews, redlines and benchmarks contracts inside Microsoft Word. Founded in St. John's as Rally; now headquartered in Toronto.

Ottawa designer and manufacturer of satellite communications test equipment and base-station subsystems, including the RLS-2100 radio link simulator and Classic Aero ground and aircraft earth station subsystems.

Toronto fabless analog, mixed-signal and silicon-photonics IP house designing SerDes, transceivers, micro-ring-modulator drivers and transimpedance amplifiers, plus custom silicon programs, for AI, data-centre and automotive interconnect.

Designs and manufactures precision satellite and stratospheric-balloon hardware - sub-arcsecond star cameras, cogless reaction wheels and attitude control systems - plus InSAR and AI analytics, from its Ayr, Ontario facility.

Toronto company selling AI-powered digital wound care: smartphone-based calibrated wound imaging with tissue analytics drawn from what it calls the world’s largest wound imaging database, used by clinicians across the care continuum.

Waterloo developer of hardware video and audio CODEC semiconductor IP cores, covering MPEG-2, H.264 and H.265, plus system-on-module components and FPGA prototyping boards for broadcast, airborne, surveillance and medical video.

Toronto developer of model-specific AI inference silicon that hard-wires trained neural networks directly into custom chips. Its HC1 technology demonstrator is a TSMC 6nm part with 815 mm² of silicon and 53 billion transistors running Llama 3.1 8B.

Ottawa defence software company. Its FULCRUM platform validates, standardises and enriches ISR sensor and full-motion-video metadata so feeds from different airborne and ground platforms can be ingested by command-and-control systems.

Ottawa semiconductor analysis firm performing in-depth chip teardowns and reverse engineering — circuit, layout and process analysis of processors, memory and advanced packaging — published as technology reports and market intelligence.

Global satellite operator running a geostationary fleet and building Telesat Lightspeed, a low Earth orbit broadband constellation. Dual-listed on Nasdaq and TSX.

Toronto-based provider of digital clinical software - order sets, medication reconciliation, the Pharmapod platform and clinical workflow tools - used by hospitals, long-term care operators and pharmacies.

Toronto-headquartered channel-only Canadian cloud service provider offering private cloud, backup, disaster recovery and object storage, approved under Shared Services Canada frameworks.

Ottawa company operating Earthfence, a deep-space radar for space situational awareness built on a 46-metre antenna in Canada, alongside a line of compact space instruments including Argus infrared spectrometers.

Toronto-headquartered internet services company operating in three segments: wholesale and retail domain registration and back-end registry services under OpenSRS, Enom, Ascio and Hover; the Ting fibre and fixed-wireless ISP; and Wavelo telecom operating software.

Quantum networking company building multiplexed atom-photon interconnect modules that link standalone neutral-atom quantum devices into networked systems over standard telecom fibre.

Toronto developer, designer, builder and operator of data centres, providing wholesale colocation and carrier-neutral connectivity from facilities in Ontario.

Mississauga optical thin-film coating manufacturer, vacuum-depositing anti-reflection, dichroic, beamsplitter, high-reflection dielectric, metal mirror, diamond-like-carbon and transparent conductive ITO coatings from UV to LWIR.

Ottawa-based developer of public safety software - computer-aided dispatch, records management, digital evidence and victim notification - for police, fire and EMS agencies, emergency communications centres, crime labs and court systems.

Kitchener company selling AI-powered video messaging and hosting for sales and go-to-market teams, including AI Avatars that generate personalized talking-head videos and an agentic Video Agent that sends them automatically.

Toronto generative AI company whose models animate and replace characters in video from a single image or reference footage. Sold through a consumer app, the PINOC character and motion tool, games and a developer API.

Toronto-based developer of software for hospitals, health systems and human services providers, covering care coordination, case management, referral and wait-list management, and operational analytics.

Mississauga-based developer of nanotechnology-based formulations that make existing agricultural pesticides and fungicides more effective and easier to apply.

Waterloo-based developer of MicroSolid Printing, a transfer process for moving millions of micrometre-scale LEDs and other micro-semiconductor devices from wafer to backplane, for automotive, consumer and display applications.

Develops "Physical AI" software and a neural simulator aimed at powering autonomous long-haul trucks and, more recently, robotaxis.

Develops Rydberg atom quantum sensors that use cesium vapour cells to measure radio-frequency electromagnetic fields for RF test and measurement.

Richmond Hill engineer and manufacturer of OEM microscopy automation hardware, including laser autofocus sensors, modular microscopy systems and infrared confocal systems used in semiconductor wafer and flat-panel display inspection.

Toronto-based financial services company offering managed investing, self-directed trading, cryptocurrency, tax filing, and spending and saving products to Canadian retail clients.

Ottawa maker of light measurement and photometric imaging equipment — imaging photometers and colorimeters with its Photometrica analysis software — for display, lighting and luminance metrology.

Toronto company selling an AI platform that indexes, deduplicates and summarises medical, legal and billing records for insurance claims, sold to carriers, self-insured corporations, government agencies, defence counsel and medical experts.

Markham designer and manufacturer of laser diode modules and systems from 405 nm to 1064 nm, including line and cross generators, TEC-stabilised and fibre-coupled lasers, beam profilers and laser marking machines.

Builds scalable, modular, room-temperature photonic quantum computers and leads PennyLane, an open-source quantum programming library. Trades on Nasdaq and TSX as XNDU following a March 2026 SPAC merger.

Develops quantum-inspired and neural-network optimization software for financial firms, targeting portfolio optimization and derivative pricing for asset managers and capital markets.

Toronto company behind CLP, an open-source log archive platform that compresses logs and searches them without decompressing, deployed at petabyte scale in data centres and on edge devices.