The midsize companies category of Best Workplaces for Innovators honors companies and organizations with 100 to 999 employees that have outpaced their cohort in fostering cultures of innovation.

Arkadium, New York

The online game company Arkadium not only invests in the professional development of its employees, but it also offers opportunities for creators worldwide through its Arkadium for Developers program.

Barbarian, New York

By creating customizable best practices and acquiring companies that enhance the client experience, the creative agency increased revenue 65% between 2023 and 2024.

GlossGenius, New York

An idea that emerged from a company hackathon yielded a new goal-setting and analytics feature, which has helped beauty and wellness clients who use the business management platform to increase revenue by an average of 51%.

Hover, San Francisco

Hover employees bring tech solutions to the construction world, such as Hover Instant Design, a tool that started at a company hackathon and now helps homeowners visualize their renovation projects.

Notable, San Mateo, CA

To help reduce burnout in healthcare, Notable developed Flow Builder, an interface to create AI agents for employees to avoid repetitive tasks and focus on patients.

Octus, New York

Generous professional development stipends give employees the tools they need to imagine the next shifts at the fast-growing financial insights company.

Pipedrive, New York

With inclusive options for taking PTO, such as leave for new pet parents and those going through breakups, the sales tech company fosters a sense of belonging that that helps power innovation.

Raft, McLean, VA

The defense tech company reinvests up to 15% of annual revenue into research and development.

Step Up for Students, Jacksonville, FL

A cross-functional team at the educational technology nonprofit developed MyScholarShop, a first-of-its-kind platform allowing families to shop directly from preapproved vendors using their scholarship funds.

Tailscale, Toronto

The remote-friendly software company promotes flexible office hours and hybrid work policies, focusing more on output than rigid work schedules.

Zest AI, Burbank, CA

Prioritizing both personal and professional growth, Zest AI provides its employees with a $1,000 annual education stipend, frequent workshops, and spaces to share experiences and spark collaborations.

This story is part of Fast Company’s 2025 Best Workplaces for Innovators Awards. Explore the full list of companies that are key hubs for fostering innovative talent. Read more about the methodology behind the selection process.