18 route de Fontainebleau

Tél : +33 (0)

Quartz Alliance | Transformation de pièces en quartz, usinage du quartz, polissage optique quartz, réparation de pièces quartz, nettoyage quartz, electrothermie.
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Quartz alliance - Transformation of quartz parts,
quartz machining, quartz polishing, quartz repair,
quartz cleaning, electrothermics



Our quartz glass blowers
design and manufacture
exceptional glassware
in quartz...


Quartz blowing, machining
and surface treatment


Quartz Alliance :
Quality Best Worker of France

Quartz Alliance is above all a beautiful family story. With parallel trajectories (Dorian technical college graduates) and career paths with similar responsibilities in leading companies in the semiconductor market, two brothers, Jean Marc (Best Worker of France in 1997, founder of ALC Quartz) and Hubert CRAVERO have decided to combine their skills to create QUARTZ ALLIANCE.

Founded in 2009 and chaired by Hubert Cravero, QUARTZ ALLIANCE represents the realization of a unique family project and the illustration of an amazing and amazing industrial success.

Chef d’oeuvre Meilleur Ouvrier de France 1997 réalisé par Jean Marc Cravero

Notre philosophie : l’Alliance

The alliance is the combination of elements, talents, complementarities and visions. To the technical expertise of the one, is added the creativity of the other. Innovation, new technologies and experience gained in the heavy industry sector, Quartz Alliance benefits from a unique and recognized know-how.
At QUARTZ ALLIANCE, all the conditions are gathered to serve customers from all walks of life, demanding and worried about a quality of impeccable quality.

Le client au coeur de notre action

On more than 1000 m2 entirely dedicated to the manufacture, repair and cleaning in clean room of Quartz products, our site of VILLEMER (in Paris region) is the strategic point of QUARTZ ALLIANCE.
It includes the latest machines, driven by a passionate team, to obtain the best products and while respecting the deadlines and the initial commitments.

Hubert et Jean Marc Cravero

Hubert Cravero & Jean Marc Cravero

 We are also committed to helping you throughout the manufacturing process.
From design to finalization, QUARTZ ALLIANCE accompanies you to build the best product.