John Olsen - Email & Phone Number

Senior Vice President - Power & Natural Gas at Marex Spectron

John Olsen is based out of Redding, Connecticut, United States and works at Marex Spectron as Senior Vice President - Power & Natural Gas.

John Olsen's Contact Information

John Olsen's Work email

j*****@marexs***.com

Valid

Latest update

October 15, 2025

Location

Redding, Connecticut, United States

John's current employer

Marex Spectron

Description

Website

marexspectron.com

HQ Location

London, Greater london, United kingdom

Number of employees

1001-5000

Industry

Financial Services

Latest update

April 30, 2024

Read about Marex Spectron

Frequent questions about John Olsen

What company is John Olsen working for?

John Olsen works for Marex Spectron.

What is John Olsen's function at Marex Spectron?

John Olsen is Senior Vice President - Power & Natural Gas at Marex Spectron.

Where is John Olsen based?

John Olsen is based out of Redding, Connecticut, United States.

What is John Olsen's work email address?

John Olsen's professional email address is j*****@marexs***.com

Who are John Olsen's co-workers?

John Olsen's colleagues are Shahab Hashemi, Jennifer Lenkiewicz, Jennifer McEvoy, Arthur Fan, Mike Ziegler, John Wall, Suket Mehtani, John Cholish, Peter Blodgett, Craig Matthews, Wayne Sullivan, Ben Humphreys, Paul Falcone, Peter Ceko, Paige McNulty, Brian Perez, Joseph Posillico, Steve Chivers, Kevin Maloney, Roger Quek, Bill Tye, Joseph Mancino, Kevin Balog, Matt Straight, Cary Musser, Syed Peerzada, Patrick McFadden, Margaret LIU, Morné FICA, John Hyde, Robert Watts, Anthony Giamella, Aleksandr Fuks, Sophie Hurcum, Brendan O'Connell.

John's co-workers

Shahab Hashemi

CEO (Dubai)

Jennifer Lenkiewicz

Executive Assistant To Chief Executive Officer

Jennifer McEvoy

Personal Assistant To Chief Executive Officer

Arthur Fan

CEO - APAC

Mike Ziegler

CEO - Marex Spectron Europe Limited

Senior VP - US Carbon

Peter Blodgett

Executive Vice President

Craig Matthews

Senior Vice President

Wayne Sullivan

Vice President US Power

Ben Humphreys

COO Capital Markets

Paul Falcone

Senior Vice President, Hedge Fund / CTA Global Macro Trading Services

Peter Ceko

Executive Vice President

Paige McNulty

Human Resources Coordinator

Brian Perez

Vice President

Joseph Posillico

Senior Vice President - Energy Derivatives

Steve Chivers

Senior Vice President

Senior Vice President

Joseph Mancino

Senior Vice President

Kevin Balog

Senior Vice President

Matt Straight

Executive Vice President RCG / Head of Global IT Marex Spectron / IT Technologist

Cary Musser

EVP/Head of Strategic Asset Management - RCG Division

Syed Peerzada

Vice President - Wet FFA's

Patrick McFadden

Vice President, Renewable Energy Credit Markets

Margaret LIU

Cross Asset Solutions Sales - VP

Morné FICA

Group Compliance COO

John Hyde

Senior Vice President

Robert Watts

COO - APAC

Anthony Giamella

Vice President of Environmental Markets

Aleksandr Fuks

VP F&O Clearing Sales

Sophie Hurcum

Onboarding Coordination Manager

Brendan O'Connell

Vice President of Sales

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