Top Tech Startups in United States in 2026

Donorbox is a leading fundraising platform and donor management system for nonprofit organizations. Our mission is to positively impact the world by helping nonprofits become highly effective at raising donations and managing their supporter base. We serve more than 50,000 global organizations and process over $700 million dollars annually. Donorbox was founded in San Francisco in 2014. We are a small, motivated company that is profitable and bootstrapped with a healthy run-rate. Our diverse, growing team has 55 team members in 8 states and 14 countries. Learn more about our mission here: donorbox.org/about-us.

We’re building full-stack foundation models and products that are changing video creation, production and editing more broadly. Over 20 million creators and businesses use Mirage’s products to reach their full creative and commercial potential. We are a rapidly growing team of ambitious, experienced, and devoted engineers, researchers, designers, marketers, and operators based in NYC. As an early member of our team, you’ll have an opportunity to have an outsized impact on our products and our company's culture.

Swoop is building a secure, distributed operating system, allowing our customers to securely harness their data and construct a programmable, autonomous edge. The edge is where digital rubber meets the real-world road. Where data is produced, consumed, or networked to accomplish an objective. It is covered in assets -- chips, memory, networking interfaces -- that comprise a distributed computing platform. The edge is strategically important and asset-rich. Swoop is helping unlock its potential, so that search and analysis no longer end simply with incremental insights or neatly organized search results, but with autonomous action directly at the edge. Swoop's technology has been deployed in some of the world's most sophisticated environments. Our team is purposeful in directing our technology toward solving important problems. We are building for a future where advancements in critical infrastructure, smart grids, supply chains, and manufacturing are programmed into existing systems -- rapidly, adaptive, and economically feasible.

Linqia combines the science and accountability of online media with award-winning service to deliver guaranteed influencer marketing results for our clients. Our AI-driven platform and team of experts are leading the transformation of influencer marketing into a scalable media channel. The Linqia platform also serves as a social content lab, where marketers can organically test and amplify the best performing influencer content to drive greater ROI from their paid, owned and earned media. Founded in 2012, Linqia works with over 300 leading national brands including Black & Decker, Gerber, Herdez, Kimberly-Clark, Mezzetta, McDonald’s, NBC, Nestle, Purina, Square, Unilever, Uniqlo, Viacom and Walmart. Linqia is headquartered in San Francisco, CA, with offices in New York, Chicago, and Bentonville.

Constructor.io is the only search and product discovery platform tailor-made for enterprise eCommerce where conversions matter. Constructor's cloud-based solutions use natural language processing, machine learning-enhanced results ranking, and collaborative personalization to deliver powerful user experiences across all facets of product discovery -- from search to browse, recommendations, and autosuggest. We optimize revenue before relevance. This has allowed us to generate consistent $10M+ lifts for our customers, which include some of the biggest brands in retail like Sephora, Backcountry, Tommy John, Lego and Bonobos. Constructor is a U.S.-based company that was founded in 2015 by Eli Finkelshteyn and Dan McCormick.

CreativeX, formerly known as Picasso Labs, powers creative excellence for the world’s most loved brands. By analyzing creative at scale, our technology aims to advance creative expression through the clarity of data. Used globally by Fortune 500 brands like Unilever, Mondelez, Heineken, ABI, Google, and more, CreativeX measures and improves creative efficiency, consistency, and effectiveness across all their creative content worldwide. Visit creativex.com to learn more or reach out anytime: [email protected].

Priori transforms how legal teams find, engage, and manage outside counsel, connecting them with the right talent at the right price for any need. With over a decade of experience partnering with legal teams, we provide access to flexible talent, a global law firm marketplace, and cutting-edge software for managing law firm panels and legal RFP workflows.

SourceIQ is a cutting-edge tech startup dedicated to revolutionizing supplier sourcing through automation. Our flagship product is a cloud-based enterprise solution that streamlines procurement and supplier management.

SamCart is the first e-commerce platform, built from the ground up, for direct to consumer brands. Online shopping has changed. Today’s eCommerce runs on selling products, not brands. By focusing on the product level, and not the store level our customers can create beautiful sites that showcase their products, convert visitors into customers, and increase the value of each purchase. SamCart's mission is to empower entrepreneurs and brands with the tools they need to succeed. With our easy to use eCommerce platform and superior customer support, we have helped tens of thousands of businesses sell billions of dollars worth of products.

T-Rex has been recognized as a “fastest growing company” on the Inc. 5000 list. We’re blazing new paths in federal government IT modernization and transformation with our deep technical expertise in Systems Integration and Development, Cloud Adoption and Infrastructure Optimization, Cybersecurity, Data Engineering and Analytics, and Mission Critical Services.