Alistair Pullen
Building Cosine AI as Founder & CEO
Last updated: April 2026
Awaira Score
Net Worth
—
estimated
Total Funding
$6M
Cosine AI
Age
31
years old
Leadership Profile
Alistair Pullen serves as Founder & CEO at Cosine AI, operating out of UK at age 31. Cosine AI has raised $6M in total capital and currently sits at the Seed stage. Awaira tracks Alistair Pullen's profile as part of its comprehensive AI founder intelligence database.
Career Highlights
- Founder & CEO at Cosine AI
- Seed stage company in AI Dev Tools
- $6M in total funding raised
- Based in 🇬🇧 UK
Founder Score Breakdown
Awaira Founder Score
62/100
Notable Tier
Top 38% of tracked founders
Alistair Pullen holds a notable position among AI founders. This above-average score reflects solid company performance, meaningful funding traction, and growing market presence.
Key Numbers
Awaira Score
62
Age
31
Total Funding
$6M
Employees
20
About Alistair Pullen
Alistair Pullen is a British entrepreneur and the founder and CEO of Cosine AI, an AI development tools platform. Based in the UK, he leads the company through its early stage of growth, having raised $6 million in seed funding to support the development of developer-focused AI solutions.
Pullen's background reflects a focus on technology and software development, though detailed information about his educational credentials and prior professional roles remains limited in public sources. His career trajectory has centered on identifying opportunities within the AI and developer tools space, ultimately leading to the founding of Cosine AI.
Cosine AI operates within the competitive AI dev tools category, positioning itself to address needs within the artificial intelligence development community. The platform reflects Pullen's focus on creating practical solutions for developers working with AI systems. Since founding the company, Pullen has demonstrated the ability to attract early-stage venture capital, establishing Cosine AI as part of a growing ecosystem of tools designed to streamline AI development workflows.
The company's seed stage positioning and successful fundraising indicate Pullen's credibility with investors in the AI infrastructure space. Cosine AI's development as a dev tools platform represents his contribution to the broader infrastructure layer supporting AI adoption and implementation.
Career Context
Alistair Pullen is 31 — right in the sweet spot where founders tend to build their biggest companies. Under their leadership, Cosine AI has raised $6M. The company has grown to about 20 people. Founded in 2022, the company is 4 years in and hitting its stride.
At a Glance
Alistair Pullen — Founder & CEO, 31 years old, based in UK.
Role
Founder & CEO
Company
Cosine AI
Company Founded
2022
Stage
Seed
Based In
🇬🇧 UK
Sector
AI Dev Tools
Team Size
20
Latest News — Cosine AI
Cosine AI Expands AI Platform with New Enterprise Features and Integrations
Cosine AI Secures New Funding to Accelerate Seed Expansion
Cosine AI Raises $10 Million for Autonomous AI Software Engineer Genie
Cosine AI Closes Funding Round as Investor Interest in AI Surges
Cosine AI Expands AI Platform with New Enterprise Features and Integrations
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