Harold Grondel
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Harold Grondel Email & Phone Number

Changing the way we renovate homes. Turning dwellings into energy efficient homes with sustainability, circularity and digital as keys. Identifying first use cases. In charge of large renovations projects? Reach out! at WonderWalls
Location: Brussels Metropolitan Area, Belgium, Belgium 13 work roles 4 schools
1 work email found @lexgo.be LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email h****@lexgo.be
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Current company
Role
Changing the way we renovate homes. Turning dwellings into energy efficient homes with sustainability, circularity and digital as keys. Identifying first use cases. In charge of large renovations projects? Reach out!
Location
Brussels Metropolitan Area, Belgium, Belgium

Who is Harold Grondel? Overview

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Quick answer

Harold Grondel is listed as Changing the way we renovate homes. Turning dwellings into energy efficient homes with sustainability, circularity and digital as keys. Identifying first use cases. In charge of large renovations projects? Reach out! at WonderWalls, based in Brussels Metropolitan Area, Belgium, Belgium. AeroLeads shows a work email signal at lexgo.be and a matched LinkedIn profile for Harold Grondel.

Harold Grondel previously worked as Chief Executive Officer at Wonderwalls and Owner at Artfinder Sprl. Harold Grondel holds Master'S Degree, Business/Managerial Economics from Solvay Business School.

Company email context

Email format at WonderWalls

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{first}@lexgo.be
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AeroLeads found 1 current-domain work email signal for Harold Grondel. Compare company email patterns before reaching out.

Profile bio

About Harold Grondel

About to change the way we renovate homes. Looking for talents to do so. If energy efficient homes, renovation, sustainability, circularity and digital are your favorite ingredients for a great day, contact me.

Listed skills include Entrepreneurship, Strategy, Management, Start Ups, and 32 others.

Current workplace

Harold Grondel's current company

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WonderWalls
Wonderwalls
Changing the way we renovate homes. Turning dwellings into energy efficient homes with sustainability, circularity and digital as keys. Identifying first use cases. In charge of large renovations projects? Reach out!
AeroLeads page
13 roles · 28 years

Harold Grondel work experience

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

Chief Executive Officer

Current

Brussels, Brussels Region, Belgium

My current role at WonderWalls is to align our team to achieve an ambitious goal: make home renovation easy for everyone, sustainable and massive. I also support the business by mobilising the resources: talent, means, early adopters, key partners. Our purpose is to contribute to a massive energy decrease in energy consumption of the current housing stock.

Jun 2022 - Present

Owner

Current
Artfinder Sprl

Business consulting, innovation journeys, project management and executive interim management.

Jan 2000 - Present

Interim Management

Brussels Area, Belgium

Structured Product management practice:- defining the purpose of the practice and its contribution within the corporate mission- establishing the main processes- selection and implementation of tools- initiated new product development methodology resulting in shorter TTM and lower risk- creation of a toolkit (Roadmaps, catalogs, inside loop, framing.

Sep 2019 - Jun 2020

Business Development Executive

Antwerp Area, Belgium

I joined Bagaar when they acquired Productize, an IoT consulting & prototyping agency. The challenge was to initiate cross selling between the BU while keeping a focus on the IoT / connected hardware sales.Over a year I grew the sales by 40 % over the previous year with highly succesful projects.I also took part in the management.

Feb 2018 - Mar 2019

Co Founder - In Charge Of Business

Brussels Area, Belgium

I founded "The first IoT agency". It was sold in 2018.Productize Is The First Internet Of Things AgencyWe provide strategic advice, technical expertise and prototyping abilities to help our clients turn concepts into tangible products. Our approach allows faster and cost-efficient delivery of innovation projects, from idea generation to physical product.

Jan 2014 - Mar 2019

Conférencier

Brussels Area, Belgium

Feb 2017 - Feb 2019

Partner

Co-founder of www.lexgo.be (law online jobs for lawyers and legal related jobs)Sold in 2014.

Aug 2006 - Mar 2014

Product And It Manager

Mymove - D'Ieteren

Brussels Area, Belgium

Primarily joined as a consultant to help with the sales and set up of mobility solutions (car sharing station).I lead a major pivot by moving from car sharing operations to car sharing technology provider thanks to the development of universal smartphone car access and start enabler now called Ota-keys.Sold to Continental.

Sep 2010 - Nov 2013

Strategy Consultant

Loyaltek
Aug 2010 - Jan 2011

Consultant

E-Nitiative
Feb 2003 - Jul 2006

Interim Manager

free lance interim manager

Jan 2003 - Jun 2006

Interim Management

Blue Squares Sa
1998 - 2002 ~4 yrs
4 education records

Harold Grondel education

Master'S Degree, Business/Managerial Economics

Activities and Societies: Student fraternity of the Solvay Business School

Education record

Athénée Royal De Waterloo

Education record

Athenee Robert Catteau
FAQ

Frequently asked questions about Harold Grondel

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

What company does Harold Grondel work for?

Harold Grondel works for WonderWalls.

What is Harold Grondel's role at WonderWalls?

Harold Grondel is listed as Changing the way we renovate homes. Turning dwellings into energy efficient homes with sustainability, circularity and digital as keys. Identifying first use cases. In charge of large renovations projects? Reach out! at WonderWalls.

What is Harold Grondel's email address?

AeroLeads has found 1 work email signal at @lexgo.be for Harold Grondel at WonderWalls.

Where is Harold Grondel based?

Harold Grondel is based in Brussels Metropolitan Area, Belgium, Belgium while working with WonderWalls.

What companies has Harold Grondel worked for?

Harold Grondel has worked for Wonderwalls, Artfinder Sprl, Inspectron, Inc., Solvay Brussels School Of Economics And Management (Sbs-Em) - Ulb, and Bagaar.

How can I contact Harold Grondel?

You can use AeroLeads to view verified contact signals for Harold Grondel at WonderWalls, including work email, phone, and LinkedIn data when available.

What schools did Harold Grondel attend?

Harold Grondel holds Master'S Degree, Business/Managerial Economics from Solvay Business School.

What skills is Harold Grondel known for?

Harold Grondel is listed with skills including Entrepreneurship, Strategy, Management, Start Ups, Business Strategy, E Commerce, Business Development, and Management Consulting.

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