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
Our members come from a wide range of backgrounds—operators, strategists, and first-time Chiefs of Staff—united by a commitment to driving impact.
Through events, networking, and tailored programs, we empower every step of their journey to success.
Through events, networking, and tailored programs, we empower every step of their journey to success.
Head of BizOps & Strategy,
Tellius
Tellius
Consultant turned Chief of Staff
Abhi Panigrahi transitioned from consulting at KPMG Innovation Labs to a senior Chief of Staff role, demonstrating his ability to drive strategy and operational excellence. He utilizes his expertise in analytics and AI to empower data-driven decision-making and accelerate organizational growth.
Community Participation & Outcomes
- 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.
Chief of Staff, GrowthLoop
Operator turned Chief of Staff
Lauren Stein serves as Chief of Staff at GrowthLoop, a leading platform for data-driven marketing. She oversees strategic planning, business goal execution, and team development while aligning company objectives with product value delivery.
Community Participation & Outcomes
- 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.
fmr. Chief of Staff,
Northwestern Mutual
Northwestern Mutual
Multi-time CoS
As a strategic planning and operations executive, Eleazar Orellana has managed $500M+ budgets, achieved $1B+ in revenue and cost savings, and driven transformative initiatives at Fortune 500 companies, including Amazon, eBay, Visa, and AWS.
Community Participation & Outcomes
- 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.
Chief of Staff, Bicycle Capital
EA turned Chief of Staff
Stephania Greco transitioned from her role as Executive Assistant at SoftBank Group International to Chief of Staff at Bicycle Capital. With over 13 years of experience in media communications, and event production, she now supports the CEO and partners in executing strategic goals.
Community Participation & Outcomes
- 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.
CEO of TEYS
“Susan is a former leading AI researcher with numerous publications in the field. He is known for his groundbreaking work in machine learning and natural language processing.”
Brand New Chief of Staff
- Fundamentals Track
- In-person event
- Get up to speed
- Build your personal network
- What can you achieve in 90 days
CEO of TEYS
“Susan is a former leading AI researcher with numerous publications in the field. He is known for his groundbreaking work in machine learning and natural language processing.”
EA Hybrid
- Advocating for themselves
- Trying to move away from EA responsibilities
- Thinking about hiring to backfill
- Setting boundaries
CEO of TEYS
“Susan is a former leading AI researcher with numerous publications in the field. He is known for his groundbreaking work in machine learning and natural language processing.”
Brand New Chief of Staff
- Fundamentals Track
- In-person event
- Get up to speed
- Build your personal network
- What can you achieve in 90 days
CEO of TEYS
“Susan is a former leading AI researcher with numerous publications in the field. He is known for his groundbreaking work in machine learning and natural language processing.”
Brand New Chief of Staff
- 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
Within our exclusive Slack community, you'll get personalized solutions to your business challenges, straight from seasoned Chiefs of Staff who've excelled at Microsoft, Lattice, Carta, and more!
01
Attend Exclusive Events
We host frequent, interactive events to connect you with fellow members for mentorship, problem solving, and forging connections in what can otherwise be a solitary journey.
22+
Cities represented in 2024
65+
In-person events hosted in 2024
1000+
Connections facilitated at events in 2024
CoS Braintrusts® - transformation
We host frequent, interactive events to connect you with fellow members for mentorship
An invaluable network offering impactful connections and a vast pool of knowledge. The ultimate brain trust for a generalist looking to learn and grow.
Chief of Staff at Hudson Valley Property Group
Mixers - content driven lightning talks/panels
Engage in dynamic mixers featuring lightning talks and panels led by industry leaders. Gain fresh insights, share ideas, and connect with peers tackling the toughest challenges in strategy, operations, and leadership.
CoSN bridges IRL and virtual community like no other group I've ever been a part of. I consistently learn and feel connected from every interaction in the group.
Chief of Staff at Girdley Enterprises, Inc.
Meetups - More casual roundtables & gatherings
Connect with peers in an informal setting through casual roundtables and gatherings. Share experiences, build relationships, and exchange ideas in a relaxed environment designed to spark meaningful conversations and collaboration.
Chiefs of Staff often operate as a one-person department with limited access to peers. The Chief of Staff Network is an incredible community to find like-minded individuals to brainstorm and problem solve with.
Chief of Staff at Gainsight
Virtual Webinars - insights naytime, anywhere
Join interactive online sessions led by industry experts. Gain actionable strategies, explore emerging trends, and connect with peers, all from the comfort of your home or office.
As a Chief of Staff, I constantly wear many hats, and being a member of the Chief of Staff Network has been invaluable. The resources they provide—like templates and decks—have been essential tools in helping me navigate the diverse aspects of my role.
Chief of Staff at Nexla
We host frequent, interactive events to connect you with fellow members for mentorship, problem solving,
View Upcoming Events02
COSC - Chief Of Staff Connect
We host frequent, interactive events to connect you with fellow members for mentorship, problem solving, and forging connections in what can otherwise be a solitary journey.
NEW YORK
OCTOBER 23-24 | TIMES SQUARE , NY
SAN FRANCISCO
OCTOBER 23-24 | TIMES SQUARE , NY
EUROPE
NOVEMBER 19 | LONDON, UK
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Core Programs for Chiefs of Staff
We offer tailored programs designed to equip Chiefs of Staff with the skills, connections, and resources needed to excel. From mentorship to peer collaboration, our initiatives provide actionable insights and a strong support network for every stage of your journey.
CoS Fundamentals Track
The Fundamentals Track is the ideal starting point for Chiefs of Staff. This course focuses on rapid onboarding and managing the interpersonal idiosyncrasies of this unique role.
CoS 1:1 Connections
Personalized connections designed to match members with peers who share similar goals, industries, and challenges. These curated introductions help individuals exchange insights, and drive success for themselves and their organizations.
Chief of AI® Workshops
Gain the skills to harness the power of AI in your role as Chief of Staff. Learn practical applications to streamline workflows, enhance decision-making, and drive efficiency in your organization.
03
Virtual Community - Evergreen connections. Real-time interactions.
Join our vibrant virtual community on Slack, where hundreds of Chiefs of Staff actively share feedback, exchange insights, and provide thought leadership on the toughest organizational challenges. Connect in real time to solve problems, gain new perspectives, and advance your impact.
04
Chief Of Staff Connect
We host frequent, interactive events to connect you with fellow members for mentorship, problem solving, and forging connections in what can otherwise be a solitary journey.
Buy a COSC ticket and get 1 year of Chief of Staff Pro membership
Attending the Chief of Staff Connect conference was a highly valuable way to connect with others in the role. It was a practical, engaging way to learn from and connect with the best. I not only left with a treasure trove of best practices but also gained a network of like-minded peers.
Praise From Members
Within our exclusive community, you'll get personalized solutions to your business challenges, straight from seasoned Chiefs of Staff who've excelled at Microsoft, Lattice, Carta, and more!
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?
Submit your
application
application
Schedule an admissions interview call with a
CoSN community
manager
CoSN community
manager
Receive your
onboarding instructions
to join the Network.
onboarding instructions
to join the Network.
Meet the community - attend a local event, join the private slack, etc.
Membership Pricing
Memberships can be purchased individually or as a bundled offering with your chosen Chief of Staff Connect event.
Chief of Staff Connect Bundles
Discount: ~25%
- Join us in the premier 2-day flagship COSC event in NY in October 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.
Regular Price:
$ 2,149
Bundle Price: $ 1,600
Discount: ~25%
Regular Price:
$ 1,449
Join a 1-day immersive experience in San Francisco in May 2025.
This bundle includes your Chief of Staff Connect SF ticket and annual Chief of Staff Network membership ($950 value), offering you extended access to the tools and insights from a local and global community to excel in your role.
This bundle includes your Chief of Staff Connect SF ticket and annual Chief of Staff Network membership ($950 value), offering you extended access to the tools and insights from a local and global community to excel in your role.
Bundle Price: $ 1,100
Discount: ~25%
Regular Price:
$ 1,349
Experience a unique 1-day gathering of Europe’s leading Chiefs of Staff in London in November, 2025.
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.
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.
Bundle Price: $ 1,050
Individual Memberships
Lifetime Membership
Membership Price: $ 1805/yr
Benefits:
- First access to COSC early-bird tickets.
- Lifetime community access.
Annual Membership
Membership Price: $ 950/yr
Benefits:
- First access to COSC early-bird tickets.
- Discount: 20%
Quarterly Membership
Membership Price: $ 285/quarter
Benefits:
- First access to COSC early-bird tickets.
900+
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