Synonyms of establishment in English:

setting up, start, getting going, initiation, institution, formation, founding, foundation, inception, creation, inauguration, organization, building, construction, installation

business, place of business, premises, firm, company, concern, enterprise, venture, organization, operation, undertaking, industry

factory, plant, house, shop, store, emporium, office, bureau, agency, franchise, practice, partnership, consortium, cooperative, corporation, conglomerate, group, combine, syndicate

informal outfit, set-up

institution, place, premises, foundation, institute

the powers that be, the authorities, the system, the ruling class, the regime, bureaucracy, officialdom

the status quo, the prevailing political order, the prevailing social order

informal Big Brother

archaic the regimen