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William Janssen Email & Phone Number
Co-founder and CEO
at
Maxairea
1 work email found
@xs4all.nl
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Who is William Janssen? Overview
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Quick answer
William Janssen is listed as Co-founder and CEO at Maxairea, a with 2 employees, based in Netherlands. AeroLeads shows a work email signal at xs4all.nl and a matched LinkedIn profile for William Janssen.
William Janssen previously worked as Co-founder / Managing Director at Maxairea and Company owner at Janssen - Jaspers V.O.F.. William Janssen studied at Tiasnimbas Business School.
Company email context
Email format at Maxairea
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{first}.{last}@xs4all.nl
86% confidence
AeroLeads found 1 current-domain work email signal for William Janssen. Compare company email patterns before reaching out.
Profile bio
About William Janssen
After a number of years, working in different branches, I am back in the Indoor Air Quality environment. After 27 years of work at Colt International in Indoor Air Quality, I will start with a start-up. With Maxairea we are able to improve the Air Indoor Quality (up to Class A) and at the same time we are able to realize a significant saving on the energy consumption of buildings.
Listed skills include Management, Change Management, Finance, Erp, and 40 others.
Current workplace
William Janssen's current company
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Maxairea
10 roles
William Janssen work experience
A career timeline built from the work history available for this profile.
Co-Founder / Managing Director
Current
Dec 2023 - Present
Company Owner
Current
Janssen - Jaspers V.O.F.
Advise and business support
Mar 2016 - Present
Jul 2022 - Dec 2023
Projectcontroller Nieuwbouw Aviko Poperinge
Aviko gaat een nieuwe frites- en vlokkenfabriek bouwen in Poperinge in België. De fabriek moet in september 2021 gaan draaien en gaat dan jaarlijks 175.000 ton diepvriesfrites en 11.000 ton vlokken produceren.
May 2020 - Jan 2023
A.I. Senior Business Controller Operations
Apr 2019 - May 2020
Managing Director / Cfo
Napco Beds is a producer and supplier of Boxsprings and matrasses. Napco is a fast growing company and is delivering in The Netherland, Belgium, Austria and Germany. Napco is producing in its own factory in Bosnia & Herzegovina in a productionfacility of more than 15.000 qm.
Jun 2016 - Oct 2018
Managing Director
Re-organised and restructured the company. Setup financial reporting and KPI's and with this made information transparent. Based on the obtained information optimized the procedures and processes. Which lead to improved reliability and improved quality. Regained confidence from the customer base. This has lead to a better liquidity and profitability.
Jan 2013 - Dec 2015
Director Teeuwissen International
Jun 2012 - Dec 2015
Managing Director
P&L responsible for Colt NL. Colt is a solution seller and a project organization. With a good aftersales organization with maintenance department. Projects in utility and infra structural works.Further projects within the different industries.Within Colt I have been working for 27 year. In this period I have had different functions which are listed below:• Managing Director 2005 – 2012 Colt International (Cuijk, NL)• Financieel Directeur 2002 – 2005 divisie Colt NWSE (North, West, South Europe), (France, Belgium, Netherlands, Denmark, Spain and Portugal) • Financieel Manager 1998 – 2002 Colt International Beheer bv (Cuijk, Nederland)• Project Manager Business Information Systems 1994 – 1998 Colt Goup Ltd. (standplaats Cuijk, NL) • Diverse functies van 1985 tot 1994 Colt Nederland
Jun 1985 - Jun 2012
2 education records
William Janssen education
Education record
Education record
FAQ
Frequently asked questions about William Janssen
Quick answers generated from the profile data available on this page.
What company does William Janssen work for?
William Janssen works for Maxairea.
What is William Janssen's role at Maxairea?
William Janssen is listed as Co-founder and CEO at Maxairea.
What is William Janssen's email address?
AeroLeads has found 1 work email signal at @xs4all.nl for William Janssen at Maxairea.
Where is William Janssen based?
William Janssen is based in Netherlands while working with Maxairea.
What companies has William Janssen worked for?
William Janssen has worked for Maxairea, Janssen - Jaspers V.O.F., Geodis, Aviko, and Napco Beds.
How can I contact William Janssen?
You can use AeroLeads to view verified contact signals for William Janssen at Maxairea, including work email, phone, and LinkedIn data when available.
What schools did William Janssen attend?
William Janssen studied at Tiasnimbas Business School.
What skills is William Janssen known for?
William Janssen is listed with skills including Management, Change Management, Finance, Erp, Business Strategy, Sales Management, B2B, and New Business Development.
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