Sigma is characterized by a clear desire to design a reference talent factory.

Our team members are distinguished by their original and innovative approaches to the recruitment business.

Our balance combines transparency, humility, performance and exemplarity. Respect and human values are at the heart of our approach.

We recruit without preconceived ideas, without codes, with heart and commitment. In our opinion, diversity is our strength.

January 2016

Creation of a start-up

Sigma was founded in 2016 to offer original and innovative approaches in the recruitment and consulting business. 

September 2016

Sector diversification

After a successful launch in the ultra-competitive construction sector, they landed their first contracts in the watchmaking sector.

January 2017

International development

With the constant desire to take up new challenges, the banking sector was developed with contracts in Switzerland, Luxembourg, Hong Kong and Singapore. The first radiations of an international entrepreneurial fiber.

June 2017

External growth

BZ Audit, a recruitment specialist since 2009, has joined the Sigma Group. With this integration, the Sigma BZ group has become a key player in real estate and construction in the canton of Geneva.

January 2018

Unity is strength!

The leadership of Sigma's activities is characterized by a clear desire to design a benchmark talent factory. We have invested in a dynamic concept of life, balanced between performance, well-being and pleasure.

June 2018

Growth by absorption

After more than twenty years in the Geneva industrial sector, Alp Emploi joins Sigma's teams; a transmission of skills and know-how by the historical founders.

January 2019

Massive organic growth

Plan to hire new talent to support our various growths by doubling our workforce.

HSE policy

As an actor promoting employment, our social duty is to do everything possible to guarantee the best working conditions. Around our HSE engineer, we ensure the proper implementation of standards around health, safety and environmental policy.

March 2019

Integration of an (umbrella) association

Sigma has been recognized as a consulting and recruitment company member of an umbrella association founded by its clients. The Swiss Society of Contractors (SSC) has joined forces to reinforce its local anchorage and defend the interests of the profession and its members.

April 2019

Healthy mind, healthy body

The next step was to design a wellness program for the employees based on a philosophy of life and a well thought-out layout:

      Relaxation and sport 

      Meditation and inclusion (relaxation room)

      Health and therapies

      Counseling and training

      Concierge and à la carte services

      Flexibility office

      Volunteering and community service

      Mentoring and extended parental leave

      Staff housing

June 2019

Maslow's pyramid

The group invests in the fight against the negative impact of working conditions by supporting its staff in meeting basic needs such as food, shelter, protection, development and personal growth.

The group has invested in quality furnished housing in the canton of Geneva for its internal, temporary and contracting staff. To date, we have more than 20 employees benefiting from this social advantage.

August 2019

Diversification by zone - Lausanne & Lyon

Sigma's teams are present in Lausanne but also in Lyon in France to bring the Swiss Quality and reinforce the know-how recognized in France.

Our growth is based on a long term strategy to boost our range of activities around a balanced transalpine axis; an establishment in two cities with strong economic development. 

September 2019

Design of our digital platforms

Creation of a corporate social network to facilitate synergy and communication between the different business areas.

Creation of a job platform and distribution of the new branding to support the group's growth.

February 2020

Integration of Optimus Placement

The development strategy of our group is based on a gathering of competences and a proximity with the field. We have therefore decided to join forces and have the great pleasure to announce the strategic merger between Sigma Group and Optimus Placement.

April 2020

A new universe within Sigma: the Sigma Academy! The Human being is at the center.

This new entity is broken down into 2 axes:
- Performance improvement
- Success Management

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