Best Fractional Leaders & Talent Tools (2025)

Fraction is a fractional talent marketplace that connects startups and growth-stage companies with vetted US-based senior engineers, AI specialists, designers and growth leaders for 10–30 hours per week, backed by an AI-powered matching portal and project management.

GrowthMentor is a subscription-based mentorship platform that connects founders, marketers, product managers and growth practitioners with vetted startup and growth mentors for 1:1 video calls.

Rivet is a fractional sales leadership and consulting firm that helps early-stage innovation companies build scalable revenue systems and go-to-market strategies.([rivetgrowth.com](https://www.rivetgrowth.com/?utm_source=openai))

Toptal is a global talent marketplace and professional services firm that connects companies with a rigorously vetted network of freelance experts in engineering, design, finance, product, project management, marketing, and sales.([toptal.com](https://www.toptal.com/about))

Upwork is a global online work marketplace that connects businesses with independent professionals and agencies across thousands of skills, helping companies hire and manage freelance and full-time talent on demand.