Kees Dulfer Email & Phone Number
Chief Operating Officer @ Mainstay
5 free lookup(s).
If you need more lookups,
subscriptions start at $34 USD/month.
Kees Dulfer Location
- San Francisco, CA, US
Kees Dulfer Work
- 2025 -now Chief Operating Officer @
- 2025 -2025 Vice President, Business Operations @
- 2023 -2025 Director, Ops Design and Strategy @
- 2022 -2024 Director, Enterprise Operations @
- 2020 -2022 General Manager, Enterprise @
- 2018 -2020 Growth Operations @
- 2015 -2018 Strategy and Business Operations Consultant @
- 2012 -2015 Vice President of Human Resources @
- 2014 -2014 Management Consultant Intern @
Kees Dulfer Education
- Georgetown University - The McDonough School of Business
- Lake Highland Preparatory School
- Esade
Global Entrepreneurship and International Marketing
Kees Dulfer Summary
- Kees Dulfer, based in San Francisco, CA, US, is currently a Chief Operating Officer at Mainstay. Kees Dulfer brings experience from previous roles at Mainstay and Opendoor. Kees Dulfer holds a Georgetown University - The McDonough School of Business. Kees Dulfer has 1 emails and 1 mobile phone numbers on RocketReach.
Looking for a different Kees Dulfer?
Find contact details for 700 million professionals.
Top Mainstay Employees
Patrick Bragg
Chief Product Officer
San Francisco, CA, US
Andris Zvargulis
Director, Analytics
New York, NY, US
Laura Guilbert
Head of Data Science and Analytics
California, United States
Brianne Wick
Associate Director - Support Operations
Phoenix, AZ, US
Eytan Davidovits
Staff Product Manager
Los Angeles, CA, US
Angela Yu
Controller
California, United States
Jason Raab
Managing Director of Tax Strategy
West Palm Beach, FL, US
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups.
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension.
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API.
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co