Jan 2009 - Present
AeroLeads people directory · profile
Gerald Claessens Email & Phone Number
CEO & Digital Marketing Expert at Knewledge
at
Knewledge
1 work email found
@knewledge.eu
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
CEO & Digital Marketing Expert at Knewledge
Location
Luxembourg, Luxembourg, Luxembourg
Who is Gerald Claessens? Overview
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Quick answer
Gerald Claessens is listed as CEO & Digital Marketing Expert at Knewledge at Knewledge, based in Luxembourg, Luxembourg, Luxembourg. AeroLeads shows a work email signal at knewledge.eu and a matched LinkedIn profile for Gerald Claessens.
Gerald Claessens previously worked as CEO at Knewledge and Managing Partner at Golfmania. Gerald Claessens holds Master’S Degree, Marketing & Advertising from Ihecs.
Company email context
Email format at Knewledge
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{first}@knewledge.eu
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AeroLeads found 1 current-domain work email signal for Gerald Claessens. Compare company email patterns before reaching out.
Profile bio
About Gerald Claessens
Founder and CEO of Knewledge, Data-Driven Digital Marketing Agency, offering digital marketing services to advertisers seeking to build their brand awareness, increase their visibility, generate sales, measure results and improve their ROI.Pioneer of the Search Engine Marketing market in Belgium, Serial Entrepreneur, Data-driven, customer oriented, I have the knowledge, expertise and experience to help advertisers to achieve their objectives in key areas of digital marketing.
Listed skills include Sem, Web Analytics, Seo, Online Advertising, and 46 others.
Current workplace
Gerald Claessens's current company
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8 roles · 27 years
Gerald Claessens work experience
A career timeline built from the work history available for this profile.
Managing Partner
Golfmania
In charge of the e-commerce website, marketing and business development of Golfmania, an e-commerce startup selling discounted golf equipment online.
Jan 2009 - Jun 2012
Business Development Manager
Karzoo
Business development, branding and traffic, monetization processes of Karzoo, a carpooling startup.
Nov 2008 - Nov 2009
General Manager
- Increase sales (+60%)- Broaden the market segments & develop new products and applications to increase gross margin.- Reorganize & merge two companies: Hi-Media Belgium & Publicityweb.
2007 - 2008
~1 yr
General Manager
(After acquisition of Publicityweb by Hi-Media)- Increase sales (+800%)- Integrate Publicityweb within the international structure of Hi-Media.- Develop the SEO and SEM market, hire & train a workforce of skilled professionals.
2005 - 2007
~2 yrs
Managing Partner
Publicityweb
- Develop the foundations of a startup company and implement from scratch.- Develop emerging e-marketing strategies as profitable activities.- Sell the company to a big player at an international level.
2000 - 2005
~5 yrs
Founder
Publicityweb
- Explore emerging net based technologies as new advertising media.- Develop strategies to generate income from e-marketing activities.- Authored and published a book about SEO (Search Engine Optimization).
1999 - 2000
~1 yr
Webdeveloper
Sep 1997 - Dec 1998
2 education records
Gerald Claessens education
Master’S Degree, Marketing & Advertising
Ihecs
Cpe Cambridge
Loughborough College
FAQ
Frequently asked questions about Gerald Claessens
Quick answers generated from the profile data available on this page.
What company does Gerald Claessens work for?
Gerald Claessens works for Knewledge.
What is Gerald Claessens's role at Knewledge?
Gerald Claessens is listed as CEO & Digital Marketing Expert at Knewledge at Knewledge.
What is Gerald Claessens's email address?
AeroLeads has found 1 work email signal at @knewledge.eu for Gerald Claessens at Knewledge.
Where is Gerald Claessens based?
Gerald Claessens is based in Luxembourg, Luxembourg, Luxembourg while working with Knewledge.
What companies has Gerald Claessens worked for?
Gerald Claessens has worked for Knewledge, Golfmania, Karzoo, Hi-Media Belgium, and Publicityweb Sprl.
How can I contact Gerald Claessens?
You can use AeroLeads to view verified contact signals for Gerald Claessens at Knewledge, including work email, phone, and LinkedIn data when available.
What schools did Gerald Claessens attend?
Gerald Claessens holds Master’S Degree, Marketing & Advertising from Ihecs.
What skills is Gerald Claessens known for?
Gerald Claessens is listed with skills including Sem, Web Analytics, Seo, Online Advertising, Google Analytics, Google Adwords, Digital Marketing, and Online Marketing.
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