Contact Information
Company Information
Industry
information technology & services
Annual Revenue
28000000.0
Professional Summary
Jean-Valery Duvieusart serves as CEO of Mainsys Belgium and Luxembourg at MAINSYS. MAINSYS operates in the information technology & services sector with approximately 190.0 employees. The company is headquartered in Brussels, Brussels. MAINSYS generates annual revenue of 28000000.0.
Industry & Role Insights
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MessageCEO tracks 50,503 executives in the information technology & services sector.
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We have verified contacts for 3 executives at MAINSYS.
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675 executive contacts are available in Brussels.
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Our database includes 201,469 c suite-level executives.
Technologies
Amazon SES
Outlook
Amazon AWS
Remote
Keywords
it services
software edition
it consultancy
banking consultancy
it services & it consulting
banking software
financial solutions
omnichannel suite
core banking
communication platform
fintech
neo-banks
secure applications
scalable solutions
cloud saas
turnkey solutions
erp
crm
business intelligence
retail trade
wholesale distribution
service management
public sector
customer-centric
innovative technology
digital transformation
professional services
consulting
secure transactions
automation
customer experience
data-driven marketing
emerging banking players
information technology & services
it consulting
b2b
management consulting
finance technology
financial services
sales
enterprise software
enterprises
computer software
analytics
professional training & coaching
Related Executives
Outreach Guidance — information technology & services Sector
Technology executives make decisions on infrastructure, tooling, and partnerships. When reaching out to Jean-Valery Duvieusart, lead with your value proposition relative to the stack they currently use. Generic pitches perform poorly; specific technical relevance is key.
Jean-Valery Duvieusart's Position in the MessageCEO Database
- •Jean-Valery Duvieusart is 1 of 3 verified executive contacts we track at MAINSYS.
- •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
- •670 verified executive contacts in Brussels are in the database.
- •480 verified contacts work at information technology & services companies in the 190.0 employee range (same size as MAINSYS).
Executive contact data compiled from public business filings, LinkedIn public profiles, company press materials, and verified outbound email testing. We do not publish personal addresses or sensitive identifiers. Methodology & sources · Removal requests handled at /remove-info · Updated July 2026.
Frequently Asked Questions
How do I reach Jean-Valery Duvieusart directly?
Jean-Valery Duvieusart's verified email address is available to MessageCEO Pro subscribers. They currently serve as CEO of Mainsys Belgium and Luxembourg at MAINSYS. Access direct contact info to skip gatekeepers and reach the decision maker.
What company does Jean-Valery Duvieusart work for?
Jean-Valery Duvieusart is CEO of Mainsys Belgium and Luxembourg at MAINSYS, a company in the information technology & services sector with 190.0 employees. The company is based in Brussels, Brussels.
Can I pitch or sell to Jean-Valery Duvieusart?
As CEO of Mainsys Belgium and Luxembourg at MAINSYS, Jean-Valery Duvieusart is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Jean-Valery Duvieusart directly — ideal for B2B sales, partnerships, and executive recruiting.
What industry is Jean-Valery Duvieusart in?
Jean-Valery Duvieusart works in the information technology & services industry as CEO of Mainsys Belgium and Luxembourg at MAINSYS. MessageCEO provides verified contact information for executives across all major industries.
Is Jean-Valery Duvieusart's contact information verified?
Yes. MessageCEO verifies executive contact information through multiple data sources and regular validation checks. Jean-Valery Duvieusart's profile is kept up-to-date with the latest available information.
Last updated: July 23, 2026
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