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Top Tech Companies in Ottawa (463)

Rebel.com
eCommerce • Information Technology • Internet of Things • Web3
2 Offices
135 Employees
8 Benefits Hiring Now

At Rebel, we believe that those who contribute make us better. It’s why we create simple, useful tools to empower participation in the world’s bravest communication space: the Internet. We are experts in domain names and the products that make the most of them. This helps our clients showcase their ideas, stories, services and contributions to the world. ...

Rebel.com
Nokia
Software
32 Offices
132,624 Employees
37 Benefits Hiring Now

At Nokia, we create technology that helps the world act together. As a trusted partner for critical networks, we are committed to innovation and technology leadership across mobile, fixed and cloud networks. We create value with intellectual property and long-term research, led by the award-winning Nokia Bell Labs. Adhering to the highest standards of integrity and security, we help build the capabilities...

Nokia

Nokia's Top Stability & Growth Strengths

Future-Ready Strategy: Management is pivoting toward AI/cloud and data-center networking, reorganizing the business into focused segments and setting clear multi-year profit targets. An announced strategic investment from Nvidia and the integration of Infinera bolster this direction.

Product Line Growth: Optical Networks and broader Network Infrastructure showed strong year-over-year gains in 2025, with Cloud and Network Services returning to growth. Late-2024 and 2025 updates indicate growth contributions across multiple business groups.

Strong Market Position & Advantage: Nokia is a top-tier vendor in optical and IP routing, a leader in private wireless, and a major holder of 5G patents. Competitive wins such as expanding its role at Telecom Italia reinforce its standing against key rivals.

TELUS
Information Technology
6 Offices
32,569 Employees
21 Benefits Hiring Now

At TELUS, our purpose-driven team works together every day to innovate and do good. From providing technology solutions that make our lives safer and easier, to supporting those who need it most, our inclusive, spirited and giving people are passionate about empowering our customers, communities and each other to thrive in our digital world. A company that helps you be...

TELUS

TELUS's Top Stability & Growth Strengths

Strong Market Position & Advantage: Opensignal’s Canada reports place TELUS as a national co-leader on reliability/consistency and multiple user-experience categories, while the CRTC identifies it as one of the dominant “Big Three.” This indicates entrenched competitive scale with best-in-class performance on many experience metrics.

Diversified Revenue Streams: TELUS has expanded beyond connectivity through TELUS Health and other digital services, including the LifeWorks and Workplace Options acquisitions, materially growing health-services reach and revenue. This breadth provides multiple growth engines alongside core mobility and internet.

Healthy Cash Flow: Management reported record free cash flow in 2025 with increased 2026 targets and multi-year FCF growth ambitions supporting deleveraging. Strong cash generation underpins balance-sheet improvement while funding continued investment.

Entrust
Information Technology • Security • Software
12 Offices
2,800 Employees
28 Benefits Hiring Now

Entrust offers identity-based security software and services.

Entrust

Entrust's Top Stability & Growth Strengths

Future-Ready Strategy: Signals indicate Entrust is advancing a PQC-forward roadmap with FIPS 140-3 validated nShield 5 HSMs and NIST CAVP progress, aligning to regulated and government workloads. Product launches like its unified Cryptographic Security Platform position the company for crypto-agility across keys, certificates, and secrets.

Product Line Growth: Feedback suggests the Onfido acquisition materially expanded Entrust’s identity verification portfolio, with identity verification revenues surpassing $180 million in the year following the deal. Continued updates in instant issuance and PKI/HSM offerings further broaden the product mix.

Strong Market Position & Advantage: Independent coverage places Entrust as a Leader in instant card issuance and a top-tier, certification-validated HSM provider, with strong standing in enterprise PKI. These positions reinforce competitive advantage in high-assurance, compliance-driven segments.

Semperis
Cybersecurity
4 Offices
339 Employees
20 Benefits Hiring Now

For security teams charged with defending hybrid and multi-cloud environments, Semperis ensures the integrity and availability of critical enterprise directory services at every step in the cyber kill chain and cuts recovery time by 90%. Purpose-built for securing hybrid Active Directory environments, Semperis' patented technology protects over 50 million identities from cyberattacks, data breaches, and operational errors. The world's leading...

Semperis
CAE
Aerospace
23 Offices
10,806 Employees
17 Benefits Hiring Now

CAE is a high technology company, at the leading edge of digital immersion, providing solutions to make the world a safer place. Backed by a record of 75 years of industry firsts, we continue to reimagine the customer experience and revolutionize training and operational support solutions in civil aviation, defense and security, and healthcare. We are the partner of choice...

CAE
TechInsights
Semiconductor • Manufacturing
2 Offices
426 Employees
18 Benefits Hiring Now

TechInsights is the most trusted source of technology analysis and market information for the semiconductor and microelectronics industry. Founded in 1989 to provide advanced reverse engineering services to companies seeking to better understand the underlying architecture of the semiconductor; for over 30 years we have existed to support a fair marketplace where semiconductor and electronics intellectual property can be innovated and...

TechInsights
Mitacs
Marketing Tech
5 Offices
609 Employees
16 Benefits Hiring Now

At Mitacs, we are bringing innovation to more people in more places across Canada and around the world. We make investing in new knowledge easier through access to top researchers, flexible project plans, and co-investments in talent. Our teams work closely with businesses, researchers, and governments to create new pathways to safer cities, better healthcare, improved products, a cleaner environment,...

Mitacs
TULLOCH
Professional Services • Business Intelligence
16 Offices
271 Employees
Hiring Now
Planners | Surveyors | Biologists | Engineers

TULLOCH is a progressive, multidisciplinary engineering consulting firm that provides integrated planning, surveying, environmental, engineering, and construction support services throughout Canada and the United States for the public and private sectors. TULLOCH develops infrastructure and resource solutions that build, improve and connect people and communities. We want to build an organization where everyone loves their job and their leaders care...

TULLOCH
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Huawei Canada
Information Technology • Other
28 Offices
1,770 Employees
13 Benefits Hiring Now

Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We are committed to bringing digital to every person, home and organization for a fully connected, intelligent world. We have approximately 197,000 employees and we operate in over 170 countries and regions, serving more than three billion people around the world. In...

Huawei Canada
NAV CANADA
Aerospace • Transportation
8 Offices
5,000 Employees
17 Benefits Hiring Now

NAV CANADA is a private, non-profit corporation that owns and operates Canada's civil air navigation system, providing air traffic control, flight information, and aeronautical services.

NAV CANADA
Agropur Cooperative
Food • Agriculture • Industrial • Manufacturing
42 Offices
7,350 Employees
13 Benefits Hiring Now

Agropur is a leading North American dairy cooperative that processes milk into a wide range of products, including cheese, butter, and cream, for the retail, food service, and industrial sectors.

Agropur Cooperative
Salas O'Brien
Software • Design
79 Offices
2,062 Employees
33 Benefits Hiring Now

Salas O’Brien is an employee-owned engineering and technical services firm focused on advancing the human experience through the built environment. Our team is engineered for impact™, helping clients achieve critical goals, advancing our team members through growth and opportunity, and operating at the center of important global issues, including sustainability and decarbonization. We are a top firm as ranked by...

Salas O'Brien

Salas O'Brien's Top Stability & Growth Strengths

Strong Revenue Growth: Company communications and industry rankings point to sustained revenue increases over multiple years with momentum attributed to a mix of strategic mergers and organic gains. Recognition on growth lists and disclosed gains across 2020–2026 reinforce a strong upward trajectory.

Strong Market Position & Advantage: Industry lists consistently place the firm among top design companies (e.g., ENR Top 500 at #31, MEP Giants top 5, BD+C top engineering firms), indicating significant scale and influence in core markets. Sector and supplemental rankings further underscore leadership in MEP and mission‑critical domains.

Strategic Partnerships: Recent recognitions and announcements highlight expanded collaboration with Siemens and awards from Rockwell Automation, alongside system integrator accolades. These relationships reinforce positioning in digital, automation, and smart infrastructure ecosystems.

RANOVUS Inc.
Information Technology
Ottawa
83 Employees
3 Benefits Hiring Now

The world-class team of scientist and engineers at Ranovus is comprised of professionals with a unique combination of decades of expertise in product development of optoelectronics components and transceiver subsystems for the information technology industry. Ranovus'​ disruptive innovation in Quantum Dot Multi-Wavelength Laser combined with advanced digital and photonics integrated circuit technologies is setting a new industry benchmark for the next...

RANOVUS Inc.
Dillon Consulting Limited
Professional Services • Consulting
23 Offices
1,189 Employees
Hiring Now

Dillon is a proudly Canadian, employee-owned professional consulting firm specializing in planning, engineering, environmental science and management. We partner with clients to provide committed, collaborative and inventive solutions to complex, multi-faceted projects. It all starts with people – people who are passionate, driven and committed to finding new solutions, who question everything, explore possibilities and always do what is best. When...

Dillon Consulting Limited
Paladin Technologies
Information Technology
16 Offices
924 Employees
Hiring Now

With decades of experience and offices coast to coast, Paladin Technologies has emerged as the premier complex systems integrator in North America. Paladin Technologies’ teams can design and deploy sophisticated integrated systems technology and infrastructure for you on a national scale, while providing local support.

Paladin Technologies
CIRA
Software
Ottawa
165 Employees
Hiring Now

CIRA is a leading organization at the heart of Canada's internet. We're best known for managing the .CA internet domain, but we're doing much more to strengthen the internet and build connections in Canada and around the world. We are a purpose-driven organization with a dynamic team dedicated to helping to build a trusted internet for Canadians.

CIRA
Versaterm, Inc.
3 Offices
231 Employees
7 Benefits Hiring Now

Versaterm is changing the relationship between public safety agencies and their software providers. Everything we do originates from our focus on customer experience and outcomes. We are fueling the solutions of tomorrow, solving real problems while streamlining operations

Versaterm, Inc.
Assent
Information Technology • Software • Consulting
6 Offices
941 Employees
15 Benefits Hiring Now

Assent is the leader in supply chain sustainability management solutions. With more than a decade of experience, Assent is specifically focused on complex manufacturers, a subset of manufacturers in the industrial equipment, electronics, medical device, aerospace/defense and automotive verticals whose products have a long design cycle and shelf life. More importantly, with thousands of parts making up a single product...

Assent
Fidus Systems
Hardware • Software
4 Offices
152 Employees
4 Benefits Hiring Now

Fidus specializes in leading-edge electronic product development. Our hardware, software, FPGA and signal integrity teams architect, design and deliver next-generation products for clients in emerging technology markets. We build long-term relationships by consistently exceeding expectations. Since 2001, Fidus has completed nearly 3000+ projects for 400+ customers in a variety of industries. By leveraging in-house expert knowledge and utilizing industry leading tools,...

Fidus Systems

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