Executives/GHD CEO
Jim Giannopoulos, CEO of GHD

Who is the CEO of GHD in 2026?

Jim Giannopoulos is the Chief Executive Officer of GHD. Jim has held the CEO seat since April 2024.

Updated September 24, 2026
Time in seat
2 years
CEO since April 2024
Years at company
33 years
Joined GHD April 1993
Education
Australian Institute of Company Directors
Summary
  • Jim Giannopoulos rose through GHD: Chemical Engineer, Water & Wastewater Technology Group from April 1993, then Chief Executive Officer - Americas from April 2021, before taking the CEO seat in April 2024.
  • Jim Giannopoulos studied at Australian Institute of Company Directors and Harvard Business School.

Current company

GHD

GHD is an international professional services company based in Australia.

professional serviceHeadquartered in AustraliaFounded 1928Private company

Source: Wikidata

Career and education

Jim Giannopoulos joined GHD in April 1993 and has been CEO since April 2024.

Career

  1. GHD1993 to present
    • Chief Executive OfficerApril 2024 to present
    • Director - GHD GroupNovember 2020 to present
    • Chief Executive Officer - AmericasApril 2021 to February 2024
    • Executive General Manager - CanadaSeptember 2019 to April 2021
    • Manager - South QueenslandJune 2014 to September 2019
    • Manager - South AustraliaFebruary 2013 to May 2014
    • Business Group Manager – EnvironmentFebruary 2007 to January 2013
    • USA Operating Centre ManagerJanuary 2004 to January 2007
    • Country Manager, ThailandJanuary 2001 to April 2004
    • Manager, Albury-Wodonga Office and Senior Chemical EngineerApril 1998 to January 2001
    • Chemical Engineer, Water & Wastewater Technology GroupApril 1993 to March 1998

Sources: LinkedIn profile

Education

Australian Institute of Company DirectorsHarvard Business SchoolUniversity of MelbourneSource

Decision makers by function

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

Decision maker preview

Top decision makers at GHD

Vice president level and above, most senior first
Thomas KlinEVP & Americas Leader, Business Advisory · USA@ghd.com
Andre RibeiroChief Marketing Officer and Principal · USA@ghd.com
Robert DysiewiczVice President, Integrated Utilities - Future Energy | A GHD Principal · CAN@ghd.com
Ron HeffronVice President, Future Fuels at GHD · USA@ghd.com
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Leadership team at GHD

Jim Giannopoulos leads a leadership team of 10 published executives.

Most senior 5 of 10

NameTitleIn seat since
Jim GiannopoulosChief Executive OfficerApril 2024
Marc ArmstrongChief Financial OfficerNot stated
May Lin ChewChief Legal OfficerNot stated
Sonia AdamsChief Client OfficerNot stated
Jan SipsmaChief Strategy & Transformation OfficerNot stated

Sources: GHD leadership page, Enterprise Leadership Team

Frequently asked questions

Who is the CEO of GHD?

Jim Giannopoulos is the Chief Executive Officer of GHD. Jim has held the CEO seat since April 2024.

When did Jim Giannopoulos become CEO of GHD?

Jim Giannopoulos has been CEO of GHD since April 2024, according to LinkedIn profile.

How long has Jim Giannopoulos been CEO of GHD?

Jim Giannopoulos has been CEO of GHD for 2 years, since April 2024.

Who else leads GHD?

Marc Armstrong (Chief Financial Officer), May Lin Chew (Chief Legal Officer), Sonia Adams (Chief Client Officer), Jan Sipsma (Chief Strategy & Transformation Officer), and 5 more. Source: GHD leadership page, Enterprise Leadership Team.

Reach GHD's decision makers

80+ 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 Wikipedia, GHD. Last verified: September 24, 2026.