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Marta Bartosiewicz Email & Phone Number
Portfolio Manager, C and T
at
Mars
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✓ Verified Jul 2026
3 data sources
Profile completeness 100%
Current company
Role
Portfolio Manager, C and T
Location
Warsaw, Mazowieckie, Poland
Company size
Who is Marta Bartosiewicz? Overview
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Quick answer
Marta Bartosiewicz is listed as Portfolio Manager, C and T at Mars, a with 63525 employees, based in Warsaw, Mazowieckie, Poland. AeroLeads shows a matched LinkedIn profile for Marta Bartosiewicz.
Marta Bartosiewicz previously worked as Portfolio Manager, C&T at Mars and Brand Manager CHAPPI at Mars. Marta Bartosiewicz holds Marketing/Marketing Management, General from Szkoła Główna Handlowa W Warszawie.
Company email context
Email format at Mars
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Mars
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Profile bio
About Marta Bartosiewicz
Marta Bartosiewicz is a Portfolio Manager, C and T at Mars. She possess expertise in fmcg, marketing strategy, marketing management, business strategy, consumer products and 13 more skills. Colleagues describe her as "Marta is one of the most dedicated and on top of that, most approachable people I know. Her understanding of the business requirements coupled with her being truly structured, focused and on top of that, very knowledgeable has always offered me peace of mind when I've been assigning her various tasks or projects. I simply knew that they will be conducted quickly and with the best standards of practice in mind. As a bottom line: I would welcome a chance to work with Marta once more."
Listed skills include Fmcg, Marketing Strategy, Marketing Management, Business Strategy, and 14 others.
Current workplace
Marta Bartosiewicz's current company
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Mars
12 roles
Marta Bartosiewicz work experience
A career timeline built from the work history available for this profile.
Portfolio Manager, C&T
Current
Apr 2015 - Present
Brand Manager Chappi
Aug 2014 - Mar 2015
Brand Manager - Dog Wet
Jul 2012 - Aug 2014
Junior Brand Manager - Dog Wet
Jan 2012 - Jul 2012
Marketing Specialist Dogcare
Jun 2010 - Dec 2011
Internship, Petfood Innovation Team
Oct 2009 - Jun 2010
Internship, R&D Department
Jul 2009 - Sep 2009
Executive Search Consultant
Sharpstream Life Sciences
Sep 2008 - Dec 2008
Research Consultant
Neumann Leadership Poland
Apr 2007 - Aug 2008
Clinical Trials Administrator, Medical Department
Sep 2006 - Feb 2007
Researcher, Assistant
Jul 2006 - Sep 2006
Team & coworkers
Colleagues at Mars
Other employees you can reach at mars.com. View company contacts for 63525 employees →
JD
Justin Devine
Colleague at MarsChattanooga, Tennessee, United States
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AM
Abdulla Mustafa, Mba
Colleague at MarsUnited States
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SL
Sophie Li
Colleague at MarsXuhui District, Shanghai, China
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AB
Anne Benoit
Colleague at MarsNashville Metropolitan Area, United States
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MK
Michael Kacynski
Colleague at MarsNashville, Tennessee, United States
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AV
Akshay Vanikar
Colleague at MarsHyderabad, Telangana, India
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TG
Tara Godden
Colleague at MarsMattoon, Illinois, United States
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MP
Maria Perez
Colleague at MarsDunedin, Florida, United States
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PH
Phillipe Henrique Correia
Colleague at MarsStrasbourg, Grand Est, France
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IE
Inna Esterkina
Colleague at MarsRussia, Russian Federation
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Justin Devine
Colleague at MarsChattanooga, Tennessee, United States
View →
AM
Abdulla Mustafa, Mba
Colleague at MarsUnited States
View →
SL
Sophie Li
Colleague at MarsXuhui District, Shanghai, China
View →
AB
Anne Benoit
Colleague at MarsNashville Metropolitan Area, United States
View →
MK
Michael Kacynski
Colleague at MarsNashville, Tennessee, United States
View →
AV
Akshay Vanikar
Colleague at MarsHyderabad, Telangana, India
View →
TG
Tara Godden
Colleague at MarsMattoon, Illinois, United States
View →
MP
Maria Perez
Colleague at MarsDunedin, Florida, United States
View →
PH
Phillipe Henrique Correia
Colleague at MarsStrasbourg, Grand Est, France
View →
IE
Inna Esterkina
Colleague at MarsRussia, Russian Federation
View →
3 education records
Marta Bartosiewicz education
Marketing/Marketing Management, General
M.Sc., Chemistry
B.Sc., Biotechnology
FAQ
Frequently asked questions about Marta Bartosiewicz
Quick answers generated from the profile data available on this page.
What company does Marta Bartosiewicz work for?
Marta Bartosiewicz works for Mars.
What is Marta Bartosiewicz's role at Mars?
Marta Bartosiewicz is listed as Portfolio Manager, C and T at Mars.
Where is Marta Bartosiewicz based?
Marta Bartosiewicz is based in Warsaw, Mazowieckie, Poland while working with Mars.
What companies has Marta Bartosiewicz worked for?
Marta Bartosiewicz has worked for Mars, Sharpstream Life Sciences, Neumann Leadership Poland, Glaxosmithkline, and Heidrick & Struggles.
Who are Marta Bartosiewicz's colleagues at Mars?
Marta Bartosiewicz's colleagues at Mars include Justin Devine, Abdulla Mustafa, Mba, Sophie Li, Anne Benoit, and Michael Kacynski.
How can I contact Marta Bartosiewicz?
You can use AeroLeads to view verified contact signals for Marta Bartosiewicz at Mars, including work email, phone, and LinkedIn data when available.
What schools did Marta Bartosiewicz attend?
Marta Bartosiewicz holds Marketing/Marketing Management, General from Szkoła Główna Handlowa W Warszawie.
What skills is Marta Bartosiewicz known for?
Marta Bartosiewicz is listed with skills including Fmcg, Marketing Strategy, Marketing Management, Business Strategy, Consumer Products, Marketing Research, Market Research, and Customer Insight.
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