Building the Teams defining the AI era

Global executive search across AI and technology

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xAI logo
Factory logo
OpenRouter logo
Trajectory AI logo
Isara Labs logo
Standard Economics logo
With Coverage logo
X logo
8VC logo
Andrew Lynch, CEO of Mason Alexander

A Note From Andrew

A company's growth depends on the quality of its team. We build and deliver it.

Andrew Lynch — CEO, Mason Alexander

Our Focus

We hire across the full AI stack, from silicon to application.

01

Frontier Labs

Research, post-training, evals

02

Infra & Compute

Silicon, clusters, systems

03

Data Layer

Pipelines, labelling, retrieval

04

Orchestration

Agents, tooling, platform

05

Application AI

Product, design, revenue

Our Clients

We build teams from the ground up

xAI logo
Factory logo
OpenRouter logo
Trajectory AI logo
Isara Labs logo
Standard Economics logo
With Coverage logo
X logo
8VC logo

Testimonials

What our clients say

Mason Alexander were great partners and worked tirelessly with us in the trenches, putting in long hours to attract top talent. Hiring managers consistently gave strong feedback about the high quality of talent and pipeline, and relentless effort to get the job done. I would highly recommend working with them.
Walter Gilbert, Head of HR, xAI

Walter Gilbert

Head of HR, xAI

Mason Alexander is a world class recruitment firm. They understand every mandate and attract the most exceptional candidates. I rarely give recommendations, but I encourage anyone to work with Andrew and his team.
Linda Yaccarino, CEO, eMed · Former CEO, X

Linda Yaccarino

CEO, eMed · Former CEO, X

Mason Alexander is an outstanding partner for any high-growth startup. They've played a key role in helping us recruit and hire incredible talent — they are a true extension of our team.
Kushal Negi, CTO & Co-Founder, Glimpse AI

Kushal Negi

CTO & Co-Founder, Glimpse AI

Mason Alexander were great partners and worked tirelessly with us in the trenches, putting in long hours to attract top talent. Hiring managers consistently gave strong feedback about the high quality of talent and pipeline, and relentless effort to get the job done. I would highly recommend working with them.
Walter Gilbert, Head of HR, xAI

Walter Gilbert

Head of HR, xAI

Mason Alexander is a world class recruitment firm. They understand every mandate and attract the most exceptional candidates. I rarely give recommendations, but I encourage anyone to work with Andrew and his team.
Linda Yaccarino, CEO, eMed · Former CEO, X

Linda Yaccarino

CEO, eMed · Former CEO, X

Mason Alexander is an outstanding partner for any high-growth startup. They've played a key role in helping us recruit and hire incredible talent — they are a true extension of our team.
Kushal Negi, CTO & Co-Founder, Glimpse AI

Kushal Negi

CTO & Co-Founder, Glimpse AI