Jamesin Seidel
General Partner at Chapter One | London, England, United Kingdom
Engage
candidates 10x faster
Enjoy unlimited access and discover candidates outside of LinkedIn
Trusted by 1.4M users from 76% of Fortune 500 companies
The most accurate data ever
CCPA Compliant
GDPR Compliant
150M
Personal Emails
200M
Work Emails
100M
Direct Dials
250M
Professional Profiles
40M
Company Profiles
Find anyone, anywhere
with ContactOut
today
Making remote or global hires?
Connecting
with key decision-makers? We can help.
- 40 emails / month
- 3 phone numbers / month
- Works on standard LinkedIn only
-
Work emails, personal emails,
mobile numbers
No credit card required
Jamesin Seidel serves as an Investment Partner at Chapter One, an esteemed early-stage venture fund dedicated to shaping the future of the internet. With a robust backing from industry titans such as Sequoia, Marc Andreessen, and Kleiner Perkins, Chapter One focuses on investing between $500K and $1.5M in visionary founders at the pre-seed and seed stages. Jamesin's expertise lies at the intersection of data, artificial intelligence, and machine learning, where he actively seeks innovative startups that leverage these technologies to create transformative solutions. His deep understanding of AI/ML applications and infrastructure enables him to identify high-potential ventures that can disrupt traditional markets and drive significant growth.
In his role, Jamesin is currently spearheading key projects that explore the implications of AI in various sectors, including healthcare, finance, and e-commerce. He is particularly passionate about how machine learning can enhance decision-making processes and optimize operational efficiencies for early-stage companies. His technical skills in MySQL, Django, and JavaScript complement his investment acumen, allowing him to engage with founders on a technical level and assess the viability of their technology stacks.
Beyond his investment responsibilities, Jamesin contributes to the broader venture ecosystem through his insightful writings on platforms like Substack and Medium, where he shares market analyses and trends in the venture capital landscape. His commitment to fostering innovation is further exemplified by his venture market maps website, which serves as a valuable resource for understanding the dynamics of emerging markets. Through these initiatives, Jamesin Seidel continues to play a pivotal role in shaping the future of technology and investment at Chapter One.
General Partner at Chapter One in May 2025 to Present
Investment Partner at Chapter One in January 2022 to May 2025
Data Scientist at Twitter in September 2016 to May 2021
Data Scientist at Coltrane Ewing in June 2013 to June 2016
See more
See less
Python
MySQL
Django
Economics
Machine Learning
Stata
HTML
CSS
JavaScript
jQuery
Scikit-Learn
NumPy
See more
See less
Discover more about Chapter OneWhat is Jamesin Seidel email address?
Email Jamesin Seidel at [email protected] and [email protected]. This email is the most updated Jamesin Seidel email found in 2026.
What is Jamesin Seidel phone number?
Jamesin Seidel phone number is +17024082445.
How to contact Jamesin Seidel?
To contact Jamesin Seidel send an email to [email protected] or [email protected]. If you want to call Jamesin Seidel try calling on +17024082445.
What company does Jamesin Seidel work for?
Jamesin Seidel works for Chapter One
What is Jamesin Seidel's role at Chapter One?
Jamesin Seidel is General Partner
What industry does Jamesin Seidel work in?
Jamesin Seidel works in the Advertising Services industry.
Jamesin Seidel Email Addresses
Jamesin Seidel Phone Numbers
Get a free list of similar prospects, filtered by title, company, or industry.
Build your Prospect ListPeople like Jamesin Seidel
Vice President of Talent Operations at Inclusively
Operator at The Cru Pizza and Deli
Student Attorney with Foley Lardner at Georgetown University Law Center
Creative Associate at Walt Disney Television
Teaching Artist at Shakespeare Center LA
Undertaker at J. Gilbert Purse Funeral Home
Operations Administrator at Office Pride Commercial Cleaning Services
Director and Past President Board of Directors at IFAMA
Field Support Liaison at NYC Department of Education
Emergency Communication Center Supervisor at Mercy
Assistant Softball Coach at University of Utah
KPMG Manager- Talent Acquisition - TA Solutions - Candidate Sourcing & Development at KPMG, LLP
General Counsel | Director of Development at Green Lantern Solar
Investment Product Manager at Fidelity Investments
Partner at Audeo Partners
Talent Brand Manager at Mercy Ships
Global Head of Compliance at Spotify
President at SCENTCO, INC.
Pipeline Analyst at Provident Funding Associates L.P.
CEO & Founder at PPR Note Co.
President at House Mountain Partners
Founder and President at Community Energy Partners (CommEn)
Principal at Think Twice LLC
Founder & President at B.near Global.com
Associate Producer, Dateline at NBC News
Show more
Show less