Marcel Trachsel
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Marcel Trachsel Email & Phone Number

Founder and Senior Advisor int and ext at int/ext
Location: Basel, Basel, Switzerland 8 work roles 1 school
1 work email found @int-ext.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email m****@int-ext.com
LinkedIn Profile matched
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Current company
int/ext
Role
Founder and Senior Advisor int and ext
Location
Basel, Basel, Switzerland
Company size
10 employees

Who is Marcel Trachsel? Overview

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Quick answer

Marcel Trachsel is listed as Founder and Senior Advisor int and ext at int/ext, a company with 10 employees, based in Basel, Basel, Switzerland. AeroLeads shows a work email signal at int-ext.com and a matched LinkedIn profile for Marcel Trachsel.

Marcel Trachsel previously worked as Founder and Senior Advisor int/ext at Int/Ext and Partner at Proi Worldwide. Marcel Trachsel holds Phd (Dr. Phil. Nat), Chemie from Universität Bern.

Company email context

Email format at int/ext

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{first}.{last}@int-ext.com
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AeroLeads found 1 current-domain work email signal for Marcel Trachsel. Compare company email patterns before reaching out.

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Profile bio

About Marcel Trachsel

Marcel Trachsel is a Founder and Senior Advisor int and ext at int/ext.

Current workplace

Marcel Trachsel's current company

Company context helps verify the profile and gives searchers a useful next step.

int/ext
Int/Ext
Founder and Senior Advisor int and ext
Basel, BS, CH
Website
int-ext.com
Employees
10
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Company profile
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8 roles · 25 years

Marcel Trachsel work experience

A career timeline built from the work history available for this profile.

Founder And Senior Advisor Int And Ext

Int/Ext

Basel, BS, CH

Founder And Senior Advisor Int/Ext

Current
Int/Ext

Basel, Schweiz

Reputation and Reputation Risk Management

Jan 2024 - Present

Partner

Proi Worldwide
2001 - Dec 2023

Founding Partner

Int/Ext

Basel, Schweiz

Jan 1994 - Dec 2023

Leiter Kommunikation/Marketing

Sandoz Technologie Ag

Basel

Jan 1991 - Dec 1993

Naturwissenschaftlicher Informationsbeauftragter

Sandoz International

Basel

Jan 1989 - Dec 1990

Projektleiter/Redaktor

Pressestelle Der Universität Bern

Bern

Apr 1987 - Aug 1987
Team & coworkers

Colleagues at int/ext

Other employees you can reach at int-ext.com. View company contacts for 10 employees →

CB Claudia Bracher Wolfensberger Claudia Bracher Wolfensberger Colleague at Int/ExtBasel, Basel, Switzerland, Switzerland View → PH Pascale Hofmeier Pascale Hofmeier Colleague at Int/ExtBasel Metropolitan Area, Switzerland View → PF Peter Felber Peter Felber Colleague at Int/ExtBasel, Basel, Switzerland, Switzerland View → MB Martina Beranek Martina Beranek Colleague at Int/ExtBasel, Basel, Switzerland, Switzerland View → MF Michael Felber Michael Felber Colleague at Int/ExtBasel Metropolitan Area, Switzerland View →
1 education record

Marcel Trachsel education

FAQ

Frequently asked questions about Marcel Trachsel

Quick answers generated from the profile data available on this page.

What company does Marcel Trachsel work for?

Marcel Trachsel works for int/ext.

What is Marcel Trachsel's role at int/ext?

Marcel Trachsel is listed as Founder and Senior Advisor int and ext at int/ext.

What is Marcel Trachsel's email address?

AeroLeads has found 1 work email signal at @int-ext.com for Marcel Trachsel at int/ext.

Where is Marcel Trachsel based?

Marcel Trachsel is based in Basel, Basel, Switzerland while working with int/ext.

What companies has Marcel Trachsel worked for?

Marcel Trachsel has worked for Int/Ext, Proi Worldwide, Sandoz Technologie Ag, Sandoz International, and University Of Toronto.

Who are Marcel Trachsel's colleagues at int/ext?

Marcel Trachsel's colleagues at int/ext include Claudia Bracher Wolfensberger, Pascale Hofmeier, Peter Felber, Martina Beranek, and Michael Felber.

How can I contact Marcel Trachsel?

You can use AeroLeads to view verified contact signals for Marcel Trachsel at int/ext, including work email, phone, and LinkedIn data when available.

What schools did Marcel Trachsel attend?

Marcel Trachsel holds Phd (Dr. Phil. Nat), Chemie from Universität Bern.

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