StackAdapt
StackAdapt is a programmatic advertising technology company based in Toronto, Canada, founded in 2014. It operates a self-serve, AI-powered marketing platform that helps advertisers and marketers plan, execute, and optimize digital advertising campaigns across various channels and devices. With over 1,200 employees, StackAdapt serves clients globally, including regions like North America, EMEA, APAC, and LATAM. The platform supports a range of advertising formats, including native, display, video, connected TV (CTV), audio, and retail media advertising. It utilizes advanced AI and machine learning for real-time campaign optimization and predictive analytics, enabling marketers to deliver targeted and measurable campaigns. StackAdapt is recognized for its innovation and has been ranked as a top demand-side platform for customer satisfaction. The company has experienced significant growth, ranking No. 71 on Canada’s Top Growing Companies list in 2023.
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Headcount trend
StackAdapt went from 875 employees in Jul 2023 to 1,261 in Jun 2025. Jan to Jun 2025: 197 people joined, 45 left.
Headcount data through Jun 2025
Org structure
Headcount by department
Hiring now
See all jobsSalaries at StackAdapt
All salaries4 salary profiles in the US
H-1B sponsorship
The department split adds up all the years listed above. FY2026 alone: 4 filings.
Funding
- Feb 2025 · $235M · Teachers’ Venture Growth, Intrepid Growth Partners
- Jan 2016 · Series A · $1M · Plazacorp Ventures
- Sep 2014 · Seed · $900K · Business Development Bank of Canada
Peer reviews
Worked with someone at StackAdapt?
Anonymous peer reviews on OffTheRecord
Similar companies
StackAdapt FAQ
How many employees does StackAdapt have?
StackAdapt has about 1,261 employees, up 8% over the 3 months to Jun 2025.
Does StackAdapt sponsor H1B visas?
Yes. StackAdapt filed 4 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.
What is StackAdapt's revenue per employee?
StackAdapt makes about $8K in revenue per employee, based on $10M annual revenue and 1,261 employees.
How much does StackAdapt pay?
6figr has 4 salary profiles for StackAdapt in the US, with pay broken down by role, level, gender and ethnicity on the StackAdapt salaries page. See StackAdapt salaries
How much funding has StackAdapt raised?
StackAdapt has raised $236.61M in total funding.
Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.