The advertising sector is being redefined by a diverse group of startups. These companies span from AI-driven platforms to large scale entertainment production.
This group includes media company Legendary Entertainment, which has raised $3.6B in funding. Talent agency WME has also secured significant capital with $650M raised.
Below is our list of 100 Advertising startups worth keeping an eye on.
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Get the Sheet for $50HighLevel builds an all-in-one sales and marketing platform that gives agencies the tools to manage their clients and campaigns. Their system is known for consolidating lead capture from SMS, email, and social media with a full CRM and a suite of communication tools under a single white-label brand.
| Headquarters | Dallas, Texas, United States |
| Year Founded | 2018 |
| Founders | Robin Alex, Shaun Clark, Varun Vairavan |
| Funding Amount | $60M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Private Equity |
| Top Investors | General Atlantic, Peakequity |
Topsort builds AI-powered auction tools and infrastructure APIs to help marketplaces and retailers launch their own native ad businesses. Their technology operates without cookies or user tracking, offering a privacy-first advertising solution for brands.
| Headquarters | Palo Alto, California, United States |
| Year Founded | 2021 |
| Founders | Francisco Larrain, Michael Ostrovsky, Regina Ye |
| Funding Amount | $28.5M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Corporate Round |
| Top Investors | Pear VC, Quiet Capital, Moloco, FJ Labs, Pareto Holdings |
Loop offers a software platform that helps e-commerce brands automate the entire returns process. Their system is designed to turn potential refunds into exchanges, helping merchants retain revenue and improve the customer experience.
| Headquarters | Columbus, Ohio, United States |
| Year Founded | 2017 |
| Founders | Brandon Schmidt, Chris Pinchot, Chris Pinchot, Dustin Tevis, Jonathan Poma, Kyle Hency, Steve Kemper |
| Funding Amount | $125.5M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Series B |
| Top Investors | Ridge Ventures, FirstMark, Lerer Hippeau, Peterson Ventures, M25 |
William Morris Endeavor (WME) represents artists, creators, and performers across every sector of the entertainment industry. The agency specializes in building careers by connecting its clients with opportunities in film, television, music, and digital media.
| Headquarters | Beverly Hills, California, United States |
| Year Founded | 2009 |
| Founders | Ariel Emanuel |
| Funding Amount | $650M |
| Startup Size | Enterprise Organization (5,001+) |
| Last Funding Status | Private Equity |
| Top Investors | SoftBank, Silver Lake, CPP Investments |
Moloco operates a machine learning engine designed for programmatic advertising and performance marketing. Their cloud-based solutions help mobile businesses acquire new users, re-engage existing ones, and increase revenue.
| Headquarters | Redwood City, California, United States |
| Year Founded | 2013 |
| Founders | David Sehyuk Park, Ikkjin Ahn |
| Funding Amount | $215.7M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series D |
| Top Investors | Tiger Global Management, EDBI, Fidelity, Premier Partners, LG Technology Ventures |
Prorata.AI develops AI-powered search and advertising solutions that prioritize content attribution for original creators. Their technology is designed to solve the challenge of fair recognition and compensation for creators in the digital ecosystem.
| Headquarters | Pasadena, California, United States |
| Year Founded | 2024 |
| Founders | William T Gross |
| Funding Amount | $65M |
| Startup Size | Lean Team (11-50) |
| Last Funding Status | Series B |
| Top Investors | SBI Investment, Mayfield Fund, Revolution Ventures, Touring Capital, Prime Movers Lab |
Wunderkind operates a performance marketing engine that identifies anonymous website visitors for brands. This allows companies to deliver personalized, one-to-one messages at scale and capture new revenue.
| Headquarters | New York, New York, United States |
| Year Founded | 2010 |
| Founders | Andreas Spartalis, Brooke Partelow, Cole Sharp, Namik Abdulzade, Ryan Urban |
| Funding Amount | $151.9M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series C |
| Top Investors | Primary Venture Partners, Battery Ventures, Bossa Invest, Neuberger Berman, Cross Creek |
Swiftly provides the technology for retailers to launch their own media networks, connecting them with CPG brands. Their system is designed to drive shopper engagement and provide brands with clear, measurable returns on their advertising investment.
| Headquarters | Seattle, Washington, United States |
| Year Founded | 2018 |
| Founders | Daniel Kim, Henry Kim, Karen Ho, Sean Turner |
| Funding Amount | $215.6M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Series C |
| Top Investors | Gaingels, Liquid 2 Ventures, First Star Ventures, PROOF, Sand Hill Angels |
Vibe built a platform to help small and medium-sized businesses advertise on streaming TV services. They make it possible for companies to launch campaigns across connected TV and over-the-top platforms, opening up a channel previously reserved for large advertisers.
| Headquarters | Chicago, Illinois, United States |
| Year Founded | 2021 |
| Founders | Arthur Querou, Franck Tetzlaff |
| Funding Amount | $78.9M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Series B |
| Top Investors | QuantumLight, The Very Group, Singular, Elaia, Hedosophia |
Legendary Entertainment develops and produces blockbuster films, television series, and digital comics for global audiences. Their production slate includes major cinematic franchises like Dune and the MonsterVerse.
| Headquarters | Burbank, California, United States |
| Year Founded | 2004 |
| Founders | Thomas Tull |
| Funding Amount | $3.6B |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Debt Financing |
| Top Investors | Accel, Apollo, Goldman Sachs, Founders Fund, Bank of America |
90 Additional Advertising Startups Worth Following
The top 10 offer a glimpse into a much larger movement happening in advertising. Together, the companies on this list have raised well over $10 billion, showing a huge belief in the industry's future.
You'll see a mix of companies, from newcomers just getting started to more established names that continue to grow. Below is a look at the rest of the startups shaping the advertising space.