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Top Adtech Companies in Montreal (33)

Expedia Group
AdTech • eCommerce • Information Technology • Software • Travel • Generative AI
66 Offices
16,000 Employees
69 Benefits Hiring Now
Helping travelers explore the world. One journey at a time.

Expedia Group, Inc. is the global travel marketplace with one purpose: to help travelers explore the world, one journey at a time. Expedia Group™ connects travelers, partners, and advertisers through its trusted brands, leading technology, and rich first-party data, delivering predictive, personalized experiences that shape the future of travel. Expedia Group’s ecosystem includes three flagship consumer brands – Expedia®, Hotels.com®, and...

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Expedia Group

Expedia Group's Top Stability & Growth Strengths

Strong Revenue Growth: Recent results show revenue rising year over year in 2025 and accelerating to double‑digit growth in early 2026, with management raising its full‑year outlook. Bookings and room nights are also increasing, reinforcing the top‑line trend.

Profitability: Profitability expanded faster than revenue in 2025 and continued to improve in 2026, including margin expansion in the latest quarter. This indicates operating leverage and stronger earnings quality alongside growth.

Diversified Revenue Streams: B2B has been growing much faster than the consumer business, and advertising/media also expanded strongly in 2025. Multiple engines—B2B, lodging, and advertising—are contributing materially to overall expansion.

Sid Lee
AdTech • Marketing Tech
7 Offices
561 Employees
5 Benefits Hiring Now

Sid Lee is a big-hearted, multidisciplinary creative community known for crafting bold ideas that are rooted in design and informed by culture. Their 700 professionals work as one team from offices in Montréal, Toronto, New York, Paris, London, Los Angeles and Seattle. Driven by the power of community, Sid Lee helps organizations grow through brand building, brand expression and brand...

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Sid Lee
Ogilvy Australia
AdTech • Marketing Tech
27 Offices
227 Employees
2 Benefits

Ogilvy is an award-winning creative company that inspires brands and people to impact the world. We’ve been harnessing the intersection of talent and capabilities to create iconic, culture-changing, value-driving ideas that drive impact for clients, since David Ogilvy founded the company in 1948. Ogilvy’s innovative business model centres on 5 core disciplines – Advertising, Public Relations, Experience, Consulting, and...

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Ogilvy Australia
Broadsign
AdTech • Software
2 Offices
234 Employees
13 Benefits Hiring Now

We believe in a world where bold creativity inspires bright ideas. Where screens drive growth, build excitement and prompt innovation. Where digital interactions inspire conversations and connect communities. Where digital and real-life experiences collide. We’re making it easier than ever for publishers, agencies and brands to harness the power of digital out-of-home and connect with audiences across the globe. Lighting...

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Broadsign

Broadsign's Top Stability & Growth Strengths

Market Expansion: Market Expansion: The November 2025 acquisition of Place Exchange expanded programmatic reach to roughly 1.8 million screens and increased headcount to about 370, while partnerships such as Screenverse add nearly 100,000 U.S. screens and broaden demand access.

Innovation-Driven Growth: Innovation-Driven Growth: New capabilities like AI-assisted creative categorization/approval and “in-advance” buying tools, with a North America rollout announced in November 2025, signal active product expansion aimed at unlocking incremental spend and efficiency.

Strong Market Position & Advantage: Strong Market Position & Advantage: Multiple sources characterize Broadsign as a DOOH leader, and the Place Exchange deal positions the combined platform among the largest end-to-end offerings, reinforced by participation in industry initiatives like the OAAA Programmatic OOH Transparency Pledge.

Ogilvy South Africa
AdTech • Marketing Tech
27 Offices
616 Employees

In 1948, David Ogilvy founded the agency that would become Ogilvy & Mather. Starting with no clients and a staff of two, he built his company into one of the eight largest advertising networks in the world with more than 500 offices and 20,000 staff across 169 cities. Ogilvy South Africa’s origins lie with a small hot shop in Cape Town,...

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Ogilvy South Africa
Design Shopp
AdTech • Agency • Information Technology • Marketing Tech • Software
4 Offices
41 Employees

"We are designers, creators, marketers, programmers & collaborators"​ Design Shopp is a Web and Marketing agency and our team has grown steadily for over 8 years. We work on custom integrations as well as Wordpress, Shopify, WooCommerce and Magento projects (just to name a few). We are always looking for talent to join our motivated team.

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Design Shopp
Hivestack
AdTech
Montréal
160 Employees
Hiring Now

Hivestack is the global, full stack, adtech company that powers the buy and sell side of programmatic digital out of home (DOOH) advertising. On the buy side, marketers use Hivestack’s Demand Side Platform (DSP) to create measurable campaigns that activate DOOH screens in real-time based on consumer behaviour and audience movement patterns. On the sell side, DOOH media owners use...

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Hivestack
Woven Health Collective
AdTech • Marketing Tech • Software
3 Offices
468 Employees

Woven Health collective emerged from the understanding that biopharmaceutical industry challenges are increasingly interconnected and truly integrated agency solutions are essential to ​helping healthcare thrive. We bring together best-in-class expertise across a thoughtfully curated suite of solutions—to help our clients navigate complexity, accelerate the launch of new products and therapeutics, and forge impactful partnerships that shape the future of healthcare. Our team...

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Woven Health Collective
Camden (camden.agency)
AdTech • Agency • Marketing Tech
4 Offices
174 Employees

Camden is the creative agency that asks the right questions to turn our clients’ raw ambition into measurable results. Pivotal Thinking is Camden’s applied philosophy. It’s unique to us. It fuels our business model and the way we work, as well as the ads and content we create to help our clients and their brands reach new heights. Pivotal Thinking forces us...

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Camden (camden.agency)
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Fleishman-Hillard
AdTech • Social Media
46 Offices
2,500 Employees

Fleishman-Hillard is global agency that operates as a public relations, public affairs, and marketing communications company.

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Fleishman-Hillard
Unity
AdTech • Artificial Intelligence • Gaming • Machine Learning • Software • Virtual Reality • Metaverse
12 Offices
4,500 Employees
38 Benefits Hiring Now
Unity is the leading platform to create and grow games and interactive experiences.

Unity [NYSE: U] is the world’s leading game engine, powering play for more than 3 billion consumers each month. The top mobile games in the world, the most played PC indie titles, the most innovative console games, and virtually all of the top XR and Web Games are developed, deployed, and grown in Unity. Unity also enables teams across industries...

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Unity

Unity's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue momentum has returned, with year‑over‑year growth in late 2025 and early 2026 tracking ahead of guidance, powered by acceleration in the newer AI‑driven ads engine and improving Create performance.

Healthy Cash Flow: Cash generation improved with positive free cash flow and stronger adjusted margins, and the company closed 2025 with a substantial cash balance.

Strong Market Position & Advantage: Unity remains a leading platform for mobile and cross‑platform real‑time 3D, reflected in broad engine and SDK usage among top titles and an end‑to‑end engine‑plus‑services footprint.

Index Exchange
AdTech • Software
18 Offices
600 Employees
47 Benefits
Accelerate the ad technology evolution.

Index Exchange is a global advertising supply-side platform enabling media owners to maximize the value of their content on any screen. As a trusted partner and ally, we connect leading experience makers with the world’s largest brands to ensure a quality experience for consumers. We’re a proud industry pioneer with over 20 years of experience accelerating the ad technology evolution....

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Index Exchange

Index Exchange's Top Stability & Growth Strengths

Strong Market Position & Advantage: Multiple Pixalate market-share reports rank Index Exchange No. 1 among SSPs on the U.S. open web across consecutive quarters, indicating consistent leadership in that segment. Industry recognition (e.g., Frost & Sullivan’s 2025 innovation recognition) reinforces its stature as a leading independent SSP.

Innovation-Driven Growth: Rapid adoption of Index Marketplaces and the launch of a Data Vendor Ecosystem point to expanding sell-side decisioning and data activation use cases. New capabilities such as Transparent Dynamic Take Rates and show-level reporting with Gracenote signal ongoing product innovation aligned to buyer and publisher needs.

Strategic Partnerships: New integrations and collaborations (e.g., with Samba TV, Dstillery, FreeWheel, Gracenote, Mozilla, Spectrum Reach) indicate deepening ecosystem ties across data and CTV. Case studies with publishers such as The Guardian and Freestar suggest partner outcomes tied to Index’s products.

SALT XC
AdTech • Design
4 Offices
231 Employees
13 Benefits Hiring Now

Salt XC is an agency driven by the philosophy of Experiential Commerce™. Our unique framework for designing better consumer experiences that earn attention and drive action. We take an integrated approach that connects your consumer’s online and offline experiences through data, media and the memorable moments that drive brand transactions.

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SALT XC
SweetIQ
AdTech • Marketing Tech
Montréal
39 Employees

SweetIQ gets hundreds of businesses listed on search and discovery sites like Google, Bing, and Foursquare. Our suite of local products and services, combined with the strategic insight of our Local Experts, helps enterprises connect with consumers by boosting brand awareness through reviews, consistent local content, keyword monitoring. This robust strategy allows brands to truly own their presence on the...

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SweetIQ
Publicis Groupe
AdTech • Marketing Tech
18 Offices
45,929 Employees
29 Benefits

As a platform at the intersection of marketing and digital business transformation, driven through the alchemy of creativity and technology, Publicis Groupe is built on The Power of One. Publicis Groupe offers its clients seamless access to the expertise of its 80,000 talents across four Solution hubs: creative with Publicis Communications (Publicis Worldwide, Saatchi & Saatchi, Leo Burnett, BBH, Marcel,...

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Publicis Groupe
Locala
AdTech • Marketing Tech
10 Offices
200 Employees
Hiring Now

Locala is a global advertising technology company whose omnichannel platform helps marketers reach local consumers. It uses granular insights and artificial intelligence to support campaign planning, activation, and measurement, personalizing campaigns to local audiences. The company works with leading brands across 40 countries and focuses on helping marketers deliver impact market by market. Its services support brands seeking to plan...

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Locala
Rodeo FX
AdTech • Digital Media • Information Technology • Marketing Tech
4 Offices
864 Employees
3 Benefits Hiring Now

We create moving work that has the power to resonate with all of us. We bring our passion for craft and technological creativity to all our projects. Full-service, award-winning creative company with teams in Montreal, Quebec City, Toronto, Vancouver, Los Angeles, and Munich.

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Rodeo FX
Attention Arc
AdTech • Agency • Marketing Tech • Software
9 Offices
99 Employees

We’re a modern media agency built for brands that need every dollar to work harder. Attention Arc brings together the strengths of McKinney Media and LWD, united by a shared belief: every moment is an opportunity. Even this one. We use media (words in this case) intentionally and effectively to attract the right audiences, resonate with them, and convert awareness into...

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Attention Arc
inBeat Agency
AdTech • Agency • Marketing Tech
Montréal
96 Employees
Hiring Now

inBeat is a performance-forward Creator Content Marketing Agency.

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inBeat Agency
DULCEDO Management
AdTech • Marketing Tech
2 Offices
220 Employees
22 Benefits Hiring Now

Representing top talent across North America @dulcedomodels @dulcedoinfluencers @dulcedosports

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DULCEDO Management

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