Constellation

Public Company10,235 Employees
Employees
~10,235

About Constellation

Constellation Energy Corporation (Nasdaq: CEG), a Fortune 200 company based in Baltimore, is the country's largest provider of dependable, emissions-free power and a leading energy provider for businesses, households, and public-sector clients across the nation, including three-quarters of Fortune 100 companies. With annual output that is nearly 90% carbon-free, our hydroelectric, wind, and solar facilities, combined with the largest nuclear fleet in the U.S., have the capacity to generate electricity equivalent to powering 16 million homes, supplying about 10% of the nation's clean energy. We are dedicated to investing in innovative technologies to support the shift toward a reliable, sustainable, and secure energy future. https://www.constellationenergy.com/our-company/what-we-stand-for/our-purpose.htm Find more at www.constellationenergy.com or on Twitter at @ConstellationEG. Sign up for our blog at www.constellation.com/subscribe

Key Facts
Approximately 10,235 employees globally
Headquartered in Baltimore, Maryland, United States
Operates in Utilities

Executive Leadership Team

Bryan Hanson
Bryan Hanson
Executive Vice President, Chief Generation Officer
Since 2022
Celinez Nunez
Celinez Nunez
Managing Director, Corporate Security
Since 2026
CM
Chris Mudrick
President and Chief Nuclear Officer
Since 2025
Christopher Buzby
Christopher Buzby
Managing Director, Digital Solutions and Platforms
Since 2021
CV
Cinda V.
Chief Privacy Officer
Since 2017
Dan Eggers
Dan Eggers
Executive Vice President, Chief Financial Officer
Since 2022

Organizational Chart — Preview

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Constellation Executive Leadership Team

Bryan Hanson
Bryan Hanson
Executive Vice President, Chief Generation Officer
Energy professional more than 30 years of progressive experience in the nuclear power industry. Currently responsible for the safe, efficient and reliable operation of Constellation’s power generation fleet, which includes nearly 100 generating units in 19 states and Canada. Constellation operates the largest clean energy fleet in America, producing electricity from 10 fuel types including nuclear, natural gas, hydro, wind and solar. He serves on the Constellation Executive Committee, which sets strategy and direction for the company.
Since 2022
Celinez Nunez
Celinez Nunez
Managing Director, Corporate Security
Provide strategic leadership for enterprise corporate security, overseeing programs that safeguard personnel, critical energy infrastructure, and business operations across one of the nation's largest clean energy producers. Collaborate with operational and corporate leaders to enhance security, resilience, and risk management in an evolving threat environment.
Since 2026
CM
Chris Mudrick
President and Chief Nuclear Officer
Since 2025
Christopher Buzby
Christopher Buzby
Managing Director, Digital Solutions and Platforms
Since 2021
CV
Cinda V.
Chief Privacy Officer
Since 2017
Dan Eggers
Dan Eggers
Executive Vice President, Chief Financial Officer
Since 2022

Constellation Org Chart & Organizational Structure

Constellation's organizational structure is led by Joseph Dominguez, who serves as President and Chief Executive Officer. Reporting directly to the CEO are several key executives, including Chris Mudrick, President and Chief Nuclear Officer; Bryan Hanson, Executive Vice President and Chief Generation Officer; Mike Koehler, Executive Vice President and Chief Administration Officer; and Jim McHugh, Executive Vice President and Chief Commercial Officer. The leadership team also includes David Ellsworth, Chief Operating Officer and Senior Vice President, who oversees Operations; and Magin Reyes, Managing Director, Generation Development and Innovation. The organization is structured into several key functions. The Information Technology function is led by Chief Information Officer Jay Cavalcanto, with Jim Calabrese also serving as Chief Information Officer, and Shounok Sinha as Managing Director, Constellation Technology Ventures. Within IT, the Information Security function is headed by Dan Sadler, Vice President and Chief Information Security Officer, who oversees the Data Privacy & Security sub-function, which includes Celinez Nunez, Managing Director, Corporate Security, and Cinda V., Chief Privacy Officer. The Digital Transformation and Innovation function includes Christopher Buzby, Managing Director, Digital Solutions and Platforms, and the Enterprise Architecture function is led by Sarah Naqvi, Chief Technology Officer. The Finance function is directed by Dan Eggers, Executive Vice President and Chief Financial Officer. Risk Management is overseen by Matt Stasch, Vice President and Chief Risk Officer, with Julie Austin, CFA, serving as Managing Director, Risk and Liability Management. The Compliance function includes Tamra Domeyer, Chief Ethics and Compliance Officer, Vice President and Deputy General Counsel for Labor, Employment, Health and Safety. The Sales function is headed by Jim McHugh, who also serves as Executive Vice President and Chief Commercial Officer, and the Marketing function includes Judy Rader, Senior Vice President, Corporate Affairs and Chief Communications Officer, who leads the Marketing Communications sub-function.

Frequently Asked Questions

7 questions

What does Constellation's BizKonnect profile actually show?

An overview with industry, headquarters, employee count, and public/private status; an About section describing the business; Key Facts; an Executive Leadership Team list; and a preview of the OrgKonnect's GenAI-powered org chart built by BizKonnect.

Can I see Constellation's complete org chart here, or just part of it?

You get a free preview of the top-level structure and business units, generated by BizKonnect's GenAI-powered org chart engine; the full chart with reporting lines and direct contacts unlocks via "Get Free Access to Full Org Chart."

How is Constellation's organizational structure mapped on BizKonnect?

Constellation's hierarchy is broken into functional departments IT, Finance, Commercial Sales, Operations and distinct business units, with GenAI-powered interactive org charts mapping reporting lines directly up to the CXOs.

Does the page show which executive oversees which function?

Yes, functions like Finance, Sales, Operations, and Information Technology are each tied to a named executive and their title, based on Constellation's reported leadership structure.

Is executive tenure information included?

Each leader's profile shows how long they've held their role, marked "Since [year]," so you can see how recently Constellation's leadership team has changed.

How do Constellation's GenAI-powered org charts support Account-Based Marketing (ABM)?

The visual maps break down multi-person buying centers within Constellation, helping ABM teams identify actual budget owners, understand peer reporting relationships, and run multi-threaded outreach without getting stuck behind gatekeepers.

Are there other companies worth researching alongside Constellation?

Yes, a "Similar Companies" section links to comparable organizations in the same industry, generated by GenAI industry clustering to help expand your target account lists.