OCA
Cambrai
France

Fiasa
Nanclares de La Oca
Spain

Quack
Pregnana Milanese (MI)
Italy

Chaang Ocarina and Ceramic
Bangkok
Thailand

Eges Endüksiyon Ocaklari
Cayirova, Kocaeli
Turkey

Pau Lucille
Domont
France

OCAC
Bangkok
Thailand

Ligia Mocan Design SRL-D
Cluj Napoca
Romania

Artelore Home, S.A.
Nanclares de la Oca
Spain

Ecole Travel
Montes de Oca
Costa Rica

Tüv Süd ATISAE, S.A.U.
Paterna (Valencia)
Spain

OCA
St.Gallen
Switzerland

OCAPIAT
Paris Cedex 16
France

OCAFI
Berlin
Germany

OCAS, ENDURES
Zelzate
Belgium

SOFIAM
Iruna De Oca, Alava
Spain

OPCO OCAPIAT
Paris Cedex 16
France

OCA HOTELS
Santiago de Compostela
Spain

OCAPIAT
Paris Cdx
France

OUEST CONVOYEUR ET AUTOMATISME (OCA)
Montilliers
France