Yann Ringgenberg
AeroLeads people directory · profile

Yann Ringgenberg Email & Phone Number

Founder and managing director at :ratio
Location: Lausanne, Vaud, Switzerland 9 work roles 2 schools
2 work emails found @8ratio.ch 2 phones found area 121 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 2 phones

Work email y****@8ratio.ch
Direct phone (121) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
:ratio
Role
Founder and managing director
Location
Lausanne, Vaud, Switzerland
Company size
9 employees

Who is Yann Ringgenberg? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Yann Ringgenberg is listed as Founder and managing director at :ratio, a with 9 employees, based in Lausanne, Vaud, Switzerland. AeroLeads shows a work email signal at 8ratio.ch, phone signal with area code 121, and a matched LinkedIn profile for Yann Ringgenberg.

Yann Ringgenberg previously worked as Founder & managing director at :Ratio and Co-Founder at Big Ratio. Yann Ringgenberg holds Master, Earth Sciences (Geology, Mineralogy, Geophysics) from Université De Lausanne.

Company email context

Email format at :ratio

This section adds company-level context without repeating Yann Ringgenberg's masked contact details.

{first}.{last}@8ratio.ch
92% confidence

AeroLeads found 2 current-domain work email signals for Yann Ringgenberg. Compare company email patterns before reaching out.

View email format View company profile Management contacts
Profile bio

About Yann Ringgenberg

En 2009, j’ai fondé :ratio afin de mettre ma passion pour le beau et le fonctionnel au service de projets novateurs, avec des personnes qui m’inspirent.Mon obsession:- orchestrer des projets en termes de méthodologie, de technique, d’équipe, de budget et de délais ;- sketcher, maquetter, prototyper, remettre l’ouvrage sur le métier - une navigation, une organisation de page ou une interaction ;- créer un objet digital parfait, au plus près des besoins de ses utilisateurs et qui satisfasse le client.Mes marchés de prédilections:Services publics, industrie, culture, start-ups.Quelques références:Logitech, Plateforme 10, Canton de Vaud et Fribourg, Kudelski, Pro Helvetia, La Vaudoise, Lunaphore, RTS, IMD, Pictet, EPFL, CHUV.Je dois à mes nombreux clients et mes collègues une bonne partie de mon expérience. Ils m’ont fait grandir et repousser les limites. Ensemble, nous avons participé à faire évoluer le web pour le rendre plus accessible.

Listed skills include User Experience, Interaction Design, Information Architecture, Usability Testing, and 2 others.

Current workplace

Yann Ringgenberg's current company

Company context helps verify the profile and gives searchers a useful next step.

:ratio
:Ratio
Founder and managing director
Lausanne, VD, CH
Website
8ratio.ch
Employees
9
AeroLeads page
Company profile
View company profile Email format
9 roles

Yann Ringgenberg work experience

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

Founder And Managing Director

:Ratio

Lausanne, Vd, Ch

Founder & Managing Director

Current
:Ratio

Lausanne, Switzerland

:ratio is a Lausanne based, small and agile user experience agency that strives to make the Web a better place to experience and enjoy. We are passionate with Information Architecture, Usability and Interface Design.Our services: user research, interaction design, user interface prototyping and usability testing.

Oct 2009 - Present

Co-Founder

Current
Big Ratio

Lausanne Area, Switzerland

BIG ratio is a new venture bringing together Industrial and Digital designers to build meaningful connected objects, revealing the bright side of technology.

Apr 2018 - Present

Lead User Experience Architect

Urturn
Jul 2009 - Aug 2011

Head Of Development Team – Ux Designer

Electronlibre Sa

UX and project management for projects between 20 and 300 man/days.

Apr 2007 - Jul 2009

Web Manager And Developer

University Of Lausanne

In charge of technical solutions and multimedia content production for an eLearning project in biology/geology about History of Life.• Implementation of the website using Typo3 CMS• Production of 300+ animations

Nov 2004 - Jan 2007

Consultant And Multimedia Editor

Uefa - European Football Association

• Optimisation of multimedia editors work• Videos production and edition for uefa.com and euro2004.com

Oct 2003 - Oct 2004

Multimedia Editor

University Of Lausanne

Production of the multimedia content for the geology educationnal website Objective-Earth

Feb 2002 - Jan 2004
Team & coworkers

Colleagues at :ratio

Other employees you can reach at 8ratio.ch. View company contacts for 9 employees →

RZ Renato Zülli Renato Zülli Colleague at :RatioLausanne, Vaud, Switzerland View → GD Gilles Demarty Gilles Demarty Colleague at :RatioLausanne, Vaud, Switzerland View → XA Xavier Alexandre Xavier Alexandre Colleague at :RatioLausanne, Vaud, Switzerland View → CA Céline Adami Céline Adami Colleague at :RatioLausanne, Vaud, Switzerland View → MA Marta Angelillis Marta Angelillis Colleague at :RatioLausanne, Vaud, Switzerland View →
2 education records

Yann Ringgenberg education

Master, Earth Sciences (Geology, Mineralogy, Geophysics)

Université De Lausanne

• Diploma in Geology and sedimentology in the swiss prealps • Master in 3D seismics interpretation (Faculty of Science Award)

FAQ

Frequently asked questions about Yann Ringgenberg

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

What company does Yann Ringgenberg work for?

Yann Ringgenberg works for :ratio.

What is Yann Ringgenberg's role at :ratio?

Yann Ringgenberg is listed as Founder and managing director at :ratio.

What is Yann Ringgenberg's email address?

AeroLeads has found 2 work email signals at @8ratio.ch for Yann Ringgenberg at :ratio.

What is Yann Ringgenberg's phone number?

AeroLeads has found 2 phone signal(s) with area code 121 for Yann Ringgenberg at :ratio.

Where is Yann Ringgenberg based?

Yann Ringgenberg is based in Lausanne, Vaud, Switzerland while working with :ratio.

What companies has Yann Ringgenberg worked for?

Yann Ringgenberg has worked for :Ratio, Big Ratio, Ecal University Of Art And Design Lausanne, Urturn, and Electronlibre Sa.

Who are Yann Ringgenberg's colleagues at :ratio?

Yann Ringgenberg's colleagues at :ratio include Renato Zülli, Gilles Demarty, Xavier Alexandre, Céline Adami, and Marta Angelillis.

How can I contact Yann Ringgenberg?

You can use AeroLeads to view verified contact signals for Yann Ringgenberg at :ratio, including work email, phone, and LinkedIn data when available.

What schools did Yann Ringgenberg attend?

Yann Ringgenberg holds Master, Earth Sciences (Geology, Mineralogy, Geophysics) from Université De Lausanne.

What skills is Yann Ringgenberg known for?

Yann Ringgenberg is listed with skills including User Experience, Interaction Design, Information Architecture, Usability Testing, Usability, and Web Project Management.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.