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Guilherme Mazzo Email & Phone Number
Account Relationship Manager
at
Sigma Telecom
LinkedIn matched
✓ Verified Jun 2026
3 data sources
Profile completeness 86%
Current company
Role
Account Relationship Manager
Location
Curitiba, Paraná, Brazil
Company size
Who is Guilherme Mazzo? Overview
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Quick answer
Guilherme Mazzo is listed as Account Relationship Manager at Sigma Telecom, a company with 118 employees, based in Curitiba, Paraná, Brazil. AeroLeads shows a matched LinkedIn profile for Guilherme Mazzo.
Guilherme Mazzo previously worked as Business Owner at Restaurante George'S - Sabor De Casa and General Manager at Gregory. Guilherme Mazzo holds Bachelor Of Business Administration, Administration from Unifae Centro Universitário Franciscano Do Paraná.
Company email context
Email format at Sigma Telecom
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Sigma Telecom
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Profile bio
About Guilherme Mazzo
Guilherme Mazzo is a Account Relationship Manager at Sigma Telecom.
Current workplace
Guilherme Mazzo's current company
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Sigma Telecom
15 roles
Guilherme Mazzo work experience
A career timeline built from the work history available for this profile.
Account Relationship Manager
CurrentFor 36 years, Sigma has been a reference in corporate telephony in the South, and we have stood out with cybersecurity solutions.We are the sole Fortinet reseller in the South, holding the Expert designation, the highest level of Fortinet partnership. Being a Fortinet Expert means that we have high technical and commercial competence across the entire.
Jan 2024 - Present
Business Owner
Restaurante George'S - Sabor De Casa
Oct 2021 - Jan 2024
General Manager
Gregory
(ParkShopping Barigüi)
Jan 2013 - Sep 2021
General Manager
Gregory
(BH Shopping / Diamond Mall)
Oct 2011 - Dec 2012
Avaya System Engineer
Atsul | Tecnologia Em Comunicação * Gerenciamento
Jan 2015 - Dec 2015
It Support Engineer
Atsul | Tecnologia Em Comunicação * Gerenciamento
Oct 2014 - Dec 2014
Sales Representative
Atsul - Soluções Em Gerenciamento E Comunicação Integrada
Apr 2014 - Sep 2014
It Advisor
Expo-System Teleinformática Ltda.
Jan 2011 - Dec 2011
Marketing Analyst
Nov 2009 - Jan 2011
Marketing Assistant
Nov 2008 - Dec 2009
Marketing Intern
Mar 2008 - Oct 2008
Human Resources Intern
Mar 2007 - Mar 2008
Projects Coordinator
Expo-System Teleinformática Ltda.
Jan 2006 - Dec 2006
It Technician
Novidata Comércio E Suprimentos Para Informática Ltda.
Assistente de Técnico residente na Novidata, a serviço da SIEMENS, no ParkShopping Barigui em Curitiba.
May 2005 - Dec 2005
Team & coworkers
Colleagues at Sigma Telecom
Other employees you can reach at sigmatelecom.com.br. View company contacts for 118 employees →
IS
Ivo Stole Junior
Colleague at Sigma TelecomBlumenau, Santa Catarina, Brazil, Brazil
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MR
Marcelo Rosa
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
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RS
Rielem Santos
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
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RS
Rodrigo Silva
Colleague at Sigma TelecomViamão, Rio Grande Do Sul, Brazil, Brazil
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US
Umberto Saccol
Colleague at Sigma TelecomPorto Alegre, Rio Grande Do Sul, Brazil, Brazil
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CR
Camila Rebeca De Souza
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
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RD
Rodrigo De Genaro
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
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FS
Felipe Schiel
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
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TG
Thiago Garcia
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
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JG
Jeferson Guimarães Dos Santos
Colleague at Sigma TelecomSão Paulo, São Paulo, Brazil, Brazil
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Ivo Stole Junior
Colleague at Sigma TelecomBlumenau, Santa Catarina, Brazil, Brazil
View →
MR
Marcelo Rosa
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
View →
RS
Rielem Santos
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
View →
RS
Rodrigo Silva
Colleague at Sigma TelecomViamão, Rio Grande Do Sul, Brazil, Brazil
View →
US
Umberto Saccol
Colleague at Sigma TelecomPorto Alegre, Rio Grande Do Sul, Brazil, Brazil
View →
CR
Camila Rebeca De Souza
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
View →
RD
Rodrigo De Genaro
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
View →
FS
Felipe Schiel
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
View →
TG
Thiago Garcia
Colleague at Sigma TelecomCuritiba, Paraná, Brazil, Brazil
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JG
Jeferson Guimarães Dos Santos
Colleague at Sigma TelecomSão Paulo, São Paulo, Brazil, Brazil
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3 education records
Guilherme Mazzo education
Bachelor Of Business Administration, Administration
Unifae Centro Universitário Franciscano Do Paraná
Master Of Business Administration (Mba), Retail Management / Strategic Administration Of Shopping Centers
Computer Science
FAQ
Frequently asked questions about Guilherme Mazzo
Quick answers generated from the profile data available on this page.
What company does Guilherme Mazzo work for?
Guilherme Mazzo works for Sigma Telecom.
What is Guilherme Mazzo's role at Sigma Telecom?
Guilherme Mazzo is listed as Account Relationship Manager at Sigma Telecom.
Where is Guilherme Mazzo based?
Guilherme Mazzo is based in Curitiba, Paraná, Brazil while working with Sigma Telecom.
What companies has Guilherme Mazzo worked for?
Guilherme Mazzo has worked for Sigma Telecom, Restaurante George'S - Sabor De Casa, Gregory, Atsul | Tecnologia Em Comunicação * Gerenciamento, and Atsul - Soluções Em Gerenciamento E Comunicação Integrada.
Who are Guilherme Mazzo's colleagues at Sigma Telecom?
Guilherme Mazzo's colleagues at Sigma Telecom include Ivo Stole Junior, Marcelo Rosa, Rielem Santos, Rodrigo Silva, and Umberto Saccol.
How can I contact Guilherme Mazzo?
You can use AeroLeads to view verified contact signals for Guilherme Mazzo at Sigma Telecom, including work email, phone, and LinkedIn data when available.
What schools did Guilherme Mazzo attend?
Guilherme Mazzo holds Bachelor Of Business Administration, Administration from Unifae Centro Universitário Franciscano Do Paraná.
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