
I have thought carefully about where to invest my time and money. I put my Harvard Masters on hold in order to be more involved in the CoS Network.
Alex Morgan
Chief of Staff @ MMA Global


Diverse Paths, One Destination: Leadership
Through events, networking, and tailored programs, we empower every step of their journey to success.

Tellius
- Active member of the San Francisco chapter of the COS Network, regularly attending local events and connecting with peers.
- Expanded his professional network with influential Chiefs of Staff and thought leaders in the field.

- Participated actively in the NY Chief of Staff BrainTrust, contributing to meaningful discussions.
- Continuously engages with peers in the CoS Slack community.
- Built a robust network of Chiefs of Staff, gaining valuable perspectives to enhance her role and strategies at GrowthLoop.

Northwestern Mutual
- Delivered an impactful talk at the Chief of Staff Connect conference, sharing expertise on strategic execution and operational alignment.
- Enhanced his visibility and influence as a leader in strategy and operations through speaking opportunities and engagement.

- Shared valuable advice with the community at Chief of Staff Connect on excelling as a Chief of Staff, including prioritization, building strong relationships with executives, and focusing on team success.
- Gained actionable strategies to elevate her role as Chief of Staff, applying them to improve team performance.
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- Fundamentals Track
- In-person event
- Get up to speed
- Build your personal network
- What can you achieve in 90 days
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- Advocating for themselves
- Trying to move away from EA responsibilities
- Thinking about hiring to backfill
- Setting boundaries
.avif)
- Fundamentals Track
- In-person event
- Get up to speed
- Build your personal network
- What can you achieve in 90 days
.avif)
- Fundamentals Track
- In-person event
- Get up to speed
- Build your personal network
- What can you achieve in 90 days
The Chief of Staff Network Experience
01
Attend Exclusive Events
22+
65+
1000+

CoS Braintrusts® - transformation


Mixers - content driven lightning talks/panels


Meetups - More casual roundtables & gatherings


Virtual Webinars - insights naytime, anywhere

02
COSC - Chief Of Staff Connect
02
Core Programs for Chiefs of Staff
CoS Fundamentals Track
CoS 1:1 Connections
Chief of AI® Workshops
03
Virtual Community - Evergreen connections. Real-time interactions.

04
Chief Of Staff Connect

Praise From Members
Who we are / Our Values
We empower Chiefs of Staff to thrive by providing the resources, mentorship, and community needed to excel. Guided by collaboration, belonging, and growth, our mission is to accelerate careers and foster leadership excellence.
By creating opportunities to learn, connect, and share, we aim to build a global network of professionals driving meaningful impact for their organizations and beyond.

How to join Membership?
application
CoSN community
manager
onboarding instructions
to join the Network.
Membership Pricing

- Join us in the premier 2-day flagship COSC event in NY on October 22-24, 2025.
This bundle combines your Chief of Staff Connect NYC ticket with a bundled annual CoS Network membership ($950 value), giving you access to unparalleled opportunities to participate in all our programs and events while meeting hundreds of other Chiefs of Staff throughout the year.

This bundle pairs your Chief of Staff Connect Europe ticket with an annual CoS Network membership, equipping you with the resources to build stronger connections and enhance organizational efficiency.
Lifetime Membership
- First access to COSC early-bird tickets.
- Lifetime community access.
Annual Membership
- First access to COSC early-bird tickets.
- Discount: 20%
Quarterly Membership
- First access to COSC early-bird tickets.





Join the #1 community for Chiefs of Staff
Empower your principal and team through professional development, tactical resources, and access to a trusted peer community.
Become a Member