00The Cantellus Group

Today’s challenges are different,and so are we.

A boutique firm advising clients on the strategy, oversight and governance of AI and other frontier technologies.
01Latest
Event

Ai4 Conference

Las Vegas, NV · Talk

JoAnn Stonier speaking on stage at the Ai4 conference in Las Vegas

Item 1 of 3: Ai4 Conference

02Mission

Improving clients’ success through the better use, oversight and practical governance of AI and other frontier technologies

03Work

Partnering with our clients for their success with AI

What we do

Create strategy for the next generation of technology

Work with boards and senior executives to look at the horizon as well as operational needs.

Use case

Industry consortia

Developed best-practice guidelines and mapped new research opportunities for the group.

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What we do

Create strategy for the next generation of technology

Work with boards and senior executives to look at the horizon as well as operational needs.

Use case

Industry consortia

Developed best-practice guidelines and mapped new research opportunities for the group.

Abstract rendering of a wave rising from a grid of blue particles

What we do

Crafting AI policies and maturity models to fit your organization

Tailoring policy to your operational and team requirements

Use case

Leading industry group

Built a responsible AI roadmap and a set of policy recommendations for the group.

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What we do

Provide expertise governing AI across the spectrum: from predictive, generative, to agentic and beyond

Advising and creating, revising, expanding your governance programs

Use case

Global professional-services firm

Added AI governance advisors to an in-house team that needed more capacity.

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What we do

Conducting maturity assessments and the strategy to move from analog-to-digital-to-agentic lifecycle

We meet you where you are, understanding how to get you to where you need to be

Use case

Global professional-services firm

Supported the firm through a digital transformation.

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What we do

Identifying where you’re over or under-leveraged on people, process, technology, and data

We understand the challenge of innovating in a new risk environment; we provide leaders and operators who can start right away

Use case

Public company

Helped the company rank its AI risks and build practical plans to address them.

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What we do

Trusted senior advisors for board members and senior executives

Range from individual coaching/whispering to team upskilling for this moment in time; both individual and group guidance

Use case

Consumer-facing AI startup

Ran board and investor communications for a company with direct consumer impact.

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What we do

Scanning the horizon for new AI rules and requirements around the globe

As AI rules and regulations shift across markets, we translate what’s coming and help shape practical strategy for your business

Use case

Fortune 20 technology company

Researched the market and policy landscape so they could plan ahead.

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04Team

Deep lived experience across domains and industries.

Karen Silverman
Executive AdvisorKaren SilvermanCEO and FounderJD, former Latham & Watkins
Karen advises Fortune 50 companies, startups, consortia and public agencies on AI strategy, risk management and readiness. She spent more than 20 years at Latham & Watkins before founding Cantellus, and serves on the ABA Task Force on the Law and Artificial Intelligence.
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At Latham & Watkins she advised global businesses on complex antitrust matters, M&A, governance and crisis management, working at the intersection of policy, technology and business.

She serves on the boards of AIEDU and Not For Sale, and was formerly a World Economic Forum Global Innovator, a member of the Forum's Experts Network and an SME to the Business Roundtable. Karen is a frequent speaker and author, shaping the discourse on AI, technology and corporate governance.

JoAnn C. Stonier
Executive AdvisorJoAnn StonierPresidentJD, former CDO and CPO, Mastercard
JoAnn leads on data, AI and privacy strategy. She was Chief Data Officer and Chief Privacy Officer at Mastercard, co-chaired the World Economic Forum's Global Futures Councils on Data Policy and Data Equity, and teaches at Carnegie Mellon University and Pratt Institute.
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A globally recognized data strategist and lawyer, she brings deep expertise in AI, data governance, privacy and responsible data design, and has advised executives, governments and NGOs on commercial and non-profit solutions with a focus on practical regulatory implementation.

Her global initiatives on data and AI include chairing the USCIB Data Policy Group and serving on the UN Expert Group on Governance and AI. She is a board and strategic advisor to Omnicom Group, Keebo, Lytical Ventures, Elementum and the Institute for Advertising Ethics.

Susan Nesbitt
Executive AdvisorSusan NesbittManaging DirectorAgentic AI and governance, former WEF and Meta/WhatsApp
Susan advises governments, technology companies and international organizations on the strategy, governance and responsible deployment of agentic AI. She serves on the IASEAI Policy Committee, is a member of OpenAI's External Red Teaming Network, and previously led Global Social Impact at WhatsApp.
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She helps leaders move from experimentation to enterprise adoption of agentic AI systems, advises AI Safety Connect, and contributes to international initiatives with UNESCO on AI governance and the ethical use of AI.

Earlier in her career she held leadership roles at the World Economic Forum, building global partnerships at the intersection of technology, policy and societal impact.

Nancy Ellis Morgan
Executive AdvisorNancy MorganData, national security and defenseRet. IC Chief Data Officer
Nancy is the former US Intelligence Community Chief Data Officer and CEO of Ellis Morgan Enterprises, with over 35 years leading data and information technology strategy. She was a program manager and executive leader at the Central Intelligence Agency before retiring in 2022.
Bryce Goodman
Executive AdvisorBryce GoodmanPhDDefense, ethics and enterprise technology
Bryce is Chief Strategist for AI/ML at the Defense Innovation Unit, where he co-authored the DoD's Responsible AI Guidelines and leads its RAI Working Group. He is an Ethics Expert for the European Research Council and served as an external advisor to the US National Security Commission on AI.
Kay Firth-Butterfield
Executive AdvisorKay Firth-ButterfieldJD, LLMGlobal AI governance and ethics
Kay is CEO of Good Tech Advisory and former Head of Artificial Intelligence at the World Economic Forum. A barrister, former judge and professor, she became the world's first Chief AI Ethics Officer in 2014, co-founded the Responsible AI Institute, and received a TIME100 Impact Award in 2024.
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05Resources

For a closer look

Overview
Executive Summary
Board Services
Media kit
Karen Silverman
ZIP · Headshot and executive bio
JoAnn Stonier
ZIP · Headshot and executive bio
Susan Nesbitt
ZIP · Headshot and executive bio
Bryce Goodman
ZIP · Headshot and executive bio
Logo
ZIP · Full-colour lockup, SVG and PNG
Insights
All insights
Full archive of writing, talks, and press
06Contact

Tell us what’s on your frontier.

San Francisco, CAinfo@cantellusgroup.com

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