Mariia Chumachenko
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Mariia Chumachenko Email & Phone Number

Sales Development Representative at KnowBe4
Location: Berlin, Berlin, Germany 5 work roles 1 school
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✓ Verified May 2026 3 data sources Profile completeness 86%

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Current company
KnowBe4
Role
Sales Development Representative
Location
Berlin, Berlin, Germany
Company size
2210 employees

Who is Mariia Chumachenko? Overview

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Quick answer

Mariia Chumachenko is listed as Sales Development Representative at KnowBe4, a company with 2210 employees, based in Berlin, Berlin, Germany. AeroLeads shows a matched LinkedIn profile for Mariia Chumachenko.

Mariia Chumachenko previously worked as Customer Development Specialist at Knowbe4 and Customer Success Manager at Semrush. Mariia Chumachenko holds Bachelor'S Degree, Linguistics from Saint Petersburg State University.

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Email format at KnowBe4

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KnowBe4

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Profile bio

About Mariia Chumachenko

Dedicated and results-driven Account Manager with a proven track record of delivering exceptional client experiences and driving revenue growth. With my experience successfully managing key accounts and exceeding expansion and retention targets, I am adept at fostering trustful relationships, educating clients, and collaborating with cross-functional teams to achieve outstanding outcomes. My expertise is based around project management, customer education, and retention, and coupled with a strong foundation in search engine optimization and digital marketing.

Current workplace

Mariia Chumachenko's current company

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KnowBe4
Knowbe4
Sales Development Representative
Berlin, DE
Website
knowbe4.com
Employees
2210
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5 roles

Mariia Chumachenko work experience

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

Sales Development Representative

Knowbe4

Berlin, DE

Customer Development Specialist

Current
Knowbe4

Berlin, Germany

Oct 2024 - Present

Customer Success Manager

Semrush

Belgrade, Serbia

  • Successfully managed key accounts in the UK region, educated clients in live sessions with up to 30 participants, effectively collaborated with Account Executives to create expansion
  • Exceeded expansion target by up to 6 times, retention target by up to 10 %
  • Together with Retention Project Management team created and implemented reactive retention workflow for the new team
Jul 2022 - Jul 2023

Renewal Specialist

Semrush

St Petersburg, St Petersburg City, Russia

  • Exceeded retention target every month working with Med and MENA regions and covering different cohorts of the clients
  • Managed 250+ accounts every month, taking care of the overall user experience, payments and technical questions
  • Fostered client retention by building and maintaining trustful relationship and finding the areas for their accounts development and growth
Jun 2021 - Jul 2022
Team & coworkers

Colleagues at KnowBe4

Other employees you can reach at knowbe4.com. View company contacts for 2210 employees →

EN Erik Nelson Erik Nelson Colleague at Knowbe4Austin, Texas, United States, United States View → MK Manuel K. Manuel K. Colleague at Knowbe4Berlin Metropolitan Area, Germany View → MP Marion Poole Marion Poole Colleague at Knowbe4Clearwater, Florida, United States, United States View → BT Belle T. Belle T. Colleague at Knowbe4Singapore, Singapore View → KR Kymberlee Russell Kymberlee Russell Colleague at Knowbe4Greater Tampa Bay Area, United States View → JS Jerry Smith Jerry Smith Colleague at Knowbe4Tampa, Florida, United States, United States View → IR Igor Rincon Igor Rincon Colleague at Knowbe4Brazil, Brazil View → MM Michael Mitchell Michael Mitchell Colleague at Knowbe4Palm Harbor, Florida, United States, United States View → DL Derrion Love, Mba Derrion Love, Mba Colleague at Knowbe4Greater Tampa Bay Area, United States View → CS Canyon S. Canyon S. Colleague at Knowbe4Winter Park, Florida, United States, United States View →
1 education record

Mariia Chumachenko education

FAQ

Frequently asked questions about Mariia Chumachenko

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

What company does Mariia Chumachenko work for?

Mariia Chumachenko works for KnowBe4.

What is Mariia Chumachenko's role at KnowBe4?

Mariia Chumachenko is listed as Sales Development Representative at KnowBe4.

Where is Mariia Chumachenko based?

Mariia Chumachenko is based in Berlin, Berlin, Germany while working with KnowBe4.

What companies has Mariia Chumachenko worked for?

Mariia Chumachenko has worked for Knowbe4, Semrush, and Helen Doron Educational Group.

Who are Mariia Chumachenko's colleagues at KnowBe4?

Mariia Chumachenko's colleagues at KnowBe4 include Erik Nelson, Manuel K., Marion Poole, Belle T., and Kymberlee Russell.

How can I contact Mariia Chumachenko?

You can use AeroLeads to view verified contact signals for Mariia Chumachenko at KnowBe4, including work email, phone, and LinkedIn data when available.

What schools did Mariia Chumachenko attend?

Mariia Chumachenko holds Bachelor'S Degree, Linguistics from Saint Petersburg State University.

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