PESI CEO and leadership

Q: Who is the CEO of PESI?

The CEO of PESI is Mark James Duff.

Q: Who is the founder of PESI?

Zbigniew Gronowski founded PESI.

Zippia score 4.3

PESI CEO and executives

Executive Summary. Based on our data team's research, Mark James Duff is the PESI's CEO. PESI has 50 employees, of which 22 are in a leadership position.

Here are further demographic highlights of the leadership team:

The PESI executive team is 27% female and 73% male.
67% of the management team is White.
10% of PESI management is Hispanic or Latino.
11% of the management team is Black or African American.

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Name & TitleBio

Mark James Duff

President & Chief Executive Officer

Zbigniew Gronowski

Founder

Joseph R. Reeder

Board Member

Andrew J. Lombardo

Executive VP-Nuclear & Technical Services

Benio Annaldo Naccarato

Chief Financial Officer, Secretary, CAO & EVP

Joseph Timothy Grumski

Board Member

Kerry C. Duggan

Board Member

Larry Morse Shelton

Chairman of The Board

Louis Francis Centofanti

Board Member

Mark A. Zwecker

Board Member

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PESI founders

Name & TitleBio

Zbigniew Gronowski

Founder

PESI board members

Name & TitleBio

Joseph R. Reeder

Board Member

Joseph Timothy Grumski

Board Member

Kerry C. Duggan

Board Member

Louis Francis Centofanti

Board Member

Mark A. Zwecker

Board Member

Thomas P. Bostick

Board Member

Zach P. Wamp

Board Member

Brian Wood

Board Member

Kelley Javid

Board Member

PESI leadership demographics

PESI gender distribution in management team

The PESI executive team is 27% female and 73% male.
PESI is 45% female and 55% male company-wide.

Male

73%

Company-wide: 55%

Female

27%

Company-wide: 45%

PESI executives by race

Management Team:

The most common ethnicity among PESI executive officers is White.
67% of the management team is White.
11% of PESI's management is Black or African American.
10% of the management team is Hispanic or Latino.

Company-wide:

White is the most common ethnicity company-wide.
63% of employees are White.
16% of employees are Hispanic or Latino.
10% of employees are Black or African American.

Management team
General

100%

80%

60%

40%

20%

Unknown

White

Black or African American

Asian

Hispanic or Latino

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PESI executives FAQs

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Updated November 18, 2022

Zippia gives an in-depth look into the details of PESI, including salaries, political affiliations, employee data, and more, in order to inform job seekers about PESI. The employee data is based on information from people who have self-reported their past or current employments at PESI. The data on this page is also based on data sources collected from public and open data sources on the Internet and other locations, as well as proprietary data we licensed from other companies. Sources of data may include, but are not limited to, the BLS, company filings, estimates based on those filings, H1B filings, and other public and private datasets. While we have made attempts to ensure that the information displayed are correct, Zippia is not responsible for any errors or omissions or for the results obtained from the use of this information. None of the information on this page has been provided or approved by PESI. The data presented on this page does not represent the view of PESI and its employees or that of Zippia.

PESI may also be known as or be related to PESI.