ProRata.ai
ProRata.ai builds AI tools for search, advertising, and attribution, focusing on content creators. The 76-person company raised $65M in a Series B round in September 2025, backed by investors including Mayfield Fund and Alumni Ventures. ProRata.ai develops AI-driven search, advertising, and attribution tools tailored for content creators. Its solutions aim to enhance how content is discovered and monetized while maintaining respect for creators. The company has grown rapidly since its 2024 founding, securing $65M in funding within its first two years. Its Series B round in September 2025 included participation from prominent investors like Mayfield Fund and Alumni Ventures, signaling strong market interest in its AI-driven approach to content monetization.
The growth story
ProRata.ai grew from 2 to 76 employees between 2024 and 2026, raising $65M along the way, most recently a Series B in September 2025.
About
We build AI-powered search, advertising, and attribution solutions grounded in respect for content and creators.
Founders and leadership
Engineering is the largest function at ProRata.ai, with 28 employees. The company operates with a lean structure, reflecting its focus on AI product development and rapid scaling.
The ProRata.ai org chart
Bill Gross (Founder and CEO) leads 25 mapped leaders with 4 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 36 (+3% YoY), Business Development 8 (-27% YoY), Marketing 6 (+20% YoY), Arts and Design 5 (+67% YoY), Operations 3 (+200% YoY), Human Resources 3 (0% YoY).
Talent flow
ProRata.ai draws talent primarily from Microsoft and Idealab, with seven hires from each. Alumni have moved to companies like Google and Microsoft, indicating a strong technical pedigree.
Most common previous employers of ProRata.ai staff: Microsoft (7), Idealab (7), Tempered (4), Heliogen (3), Johnson Controls (3), Grindr (2). Former ProRata.ai employees most often moved to Google (2), Microsoft (2), interface.ai (1), Attribute Analytics (1), Resolution Communications (1), Wispr Flow (1).
Alumni worth knowing
Web traffic
Traffic mix: 73% direct, 3% search, 0% social, 0% paid.
What this company is made of
Most common skills at ProRata.ai: Java (27), Python (Programming Language) (27), Leadership (22), Artificial Intelligence (AI) (20), Management (19), Machine Learning (19), Software Development (18), Agile Methodologies (17).
Where the team actually sits
ProRata.ai people are concentrated in California, United States (13), Washington, United States (11), Karnataka, India (8), United States (6).
Search footprint
ProRata.ai attracts about 547 organic search visits a month, traffic worth roughly $0K a month if bought through ads. It gained 2 ranking keywords and lost 1 in the last period.
Frequently asked
ProRata.ai has 76 employees as of September 2026.
ProRata.ai has raised $65M in total, most recently a Series B round in September 2025.
ProRata.ai was founded in 2024 by Bill Gross.
Bill Gross (Founder and CEO) sits at the top of ProRata.ai's reporting structure, with 4 direct reports.
The most common previous employers of current ProRata.ai staff are Microsoft (7 people), Idealab (7 people), Tempered (4 people).
Former ProRata.ai employees most often move to Google (2), Microsoft (2), interface.ai (1).
ProRata.ai attracts about 547 organic search visits a month, worth roughly $0K a month in equivalent ad spend.
The most common skills among ProRata.ai staff are Java, Python (Programming Language), Leadership, Artificial Intelligence (AI), Management.
ProRata.ai staff are concentrated in California, United States (13), Washington, United States (11), Karnataka, India (8).
ProRata.ai has about 36 people in Engineering, up 3% over the past year, as of September 2026.
ProRata.ai has about 8 people in Business Development, down 27% over the past year, as of September 2026.
Computed from 63 current and 28 former ProRata.ai profiles, as of September 2026. Source: Crustdata.
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