Executives/Justworks CEO
Michael Seckler, CEO of Justworks

Who is the CEO of Justworks in 2026?

Michael Seckler is the Chief Executive Officer of Justworks. Michael has held the CEO seat since 2022, and was previously Division Vice President, ADP Employease at ADP.

Updated September 24, 2026
Time in seat
4 years
CEO since 2022
Years at company
11 years
Joined Justworks May 2015
Career span
32 years
First recorded role January 1994
Summary
  • Michael Seckler rose through Justworks: Chief Operating Officer from September 2019, then President & Chief Operating Officer from June 2021, before taking the CEO seat in 2022.
  • Michael Seckler was Co-Founder, Partner at Euclidean Technologies from February 2008 to June 2023.
  • Michael Seckler sat on the boards of ShopKeep, a Lightspeed Company from July 2013 to November 2020, and of Apprenda from January 2008 to July 2018.

Current company

Justworks

Justworks takes the busyness out of growing a business and alleviates the unknown. We’ve combined a simple platform and exceptional 24/7 customer service with the power of a PEO, so all teams have more time to focus on what matters.

Human Resources ServicesHeadquartered in New YorkFounded 2012Private company

Source: Justworks on LinkedIn
View Justworks headcount

Career and education

Michael Seckler joined Justworks in May 2015 and has been CEO since 2022. Before Justworks, Michael was Division Vice President, ADP Employease at ADP from October 2006 until March 2008.

Career

  1. Justworks2015 to present
    • Chief Executive OfficerNovember 2022 to present
    • President & Chief Operating OfficerJune 2021 to November 2022
    • Chief Operating OfficerSeptember 2019 to May 2021
    • Board Member and InvestorMay 2015 to September 2019
  2. Euclidean Technologies2008 to 2023
    • Co-Founder, Partner
  3. ShopKeep, a Lightspeed Company2013 to 2020
    • Board Member and Investor
  4. Apprenda2008 to 2018
    • Board Member and Investor
  5. West Side Montessori School2013 to 2016
    • Trustee & Member of Executive Committee
  6. C5 Georgia Youth Foundation2009 to 2011
    • Board Member
  7. ADP2006 to 2008
    • Division Vice President, ADP Employease
  8. Employease1996 to 2006
    • Co-Founder
  9. Mercer Management Consulting1994 to 1996
    • Consultant

Sources: LinkedIn profile

Education

Williams College, BA, Geology & HistorySource

Decision makers by function

30+ decision makers at Justworks in Unify, vice president level and above. Choose a function to see who leads it.

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Top decision makers at Justworks

Vice president level and above, most senior first
Brian WeinbergerSenior Vice President of Sales · USA@justworks.com
George AbbottChief Product Officer | Head of Product, Data/AI and Design · USA@justworks.com
Natalie MirandaVice President of Customer Success · USA@justworks.com
Sarah FillmoreVP, Partnerships · USA@justworks.com
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Leadership team at Justworks

Michael Seckler leads a leadership team of 10 published executives.

Most senior 5 of 10

NameTitleIn seat since
Michael Seckler (Mike Seckler)President & CEO2022
Johnathan MirianChief Financial OfficerNot stated
Mario SpringerSVP & General CounselNot stated
John BelleChief Revenue OfficerNot stated
Catherine CrevelsChief Marketing OfficerNot stated

Sources: Justworks leadership team page

Frequently asked questions

Who is the CEO of Justworks?

Michael Seckler is the Chief Executive Officer of Justworks. Michael has held the CEO seat since 2022, and was previously Division Vice President, ADP Employease at ADP.

When did Michael Seckler become CEO of Justworks?

Michael Seckler has been CEO of Justworks since 2022, according to LinkedIn profile.

What did Michael Seckler do before Justworks?

Michael Seckler was Division Vice President, ADP Employease at ADP from October 2006 until March 2008, according to LinkedIn profile.

How long has Michael Seckler been CEO of Justworks?

Michael Seckler has been CEO of Justworks for 4 years, since 2022.

Who else leads Justworks?

Johnathan Mirian (Chief Financial Officer), Mario Springer (SVP & General Counsel), John Belle (Chief Revenue Officer), Catherine Crevels (Chief Marketing Officer), and 5 more. Source: Justworks leadership team page.

Reach Justworks' decision makers

30+ leaders at vice president level and above, with verified work emails and phone numbers in Unify.

Methodology

The seat holder is identified in Unify's professional profile dataset, then confirmed against the company's published leadership page, its SEC filings, and Wikipedia before publication. Career and education rows carry the public document they were taken from. Leadership team membership follows the company's own leadership page; in-seat dates come from filings where available and otherwise from the profile record. Company figures are read from the Unify headcount page for the same company and are profile coverage measures, never company-reported workforce totals. The employee preview lists vice president and senior vice president level profiles by department. No personal contact details are published.

Identity confirmed against Justworks on LinkedIn. Last verified: September 24, 2026.