# Arche Group hotel developments in Poland

> Live situation record from CLSTR: https://clstr.news/situations/arche-group-hotel-developments-in-poland
> Updated: 2026-08-19T10:41:00.000Z. Sources: 4. Developments: 2.

Arche Group is revitalizing historical sites in Poland to create new hotel accommodations. In Białystok, the group is completing the transformation of a former imperial garrison, including former stables, a prison, and a kitchen, into the Hotel Arche Garnizon. The complex, which features approximately 200 rooms, a restaurant, and conference facilities, is scheduled to open in the third quarter of the year.

## Timeline

### 2026-08-19: Arche Group to open hotel in former Białystok garrison

Arche Group is set to open the Hotel Arche Garnizon in Białystok this September, revitalizing a former imperial garrison into a 200-room hotel with a SPA and restaurant.

4 sources. https://clstr.news/cluster/arche-group-to-open-hotel-in-former-biaystok-garrison

### 2026-07-21: Szczecin’s historic Stara Olejarnia converted into major hotel as sales surge

Grupa Arche is revamping Szczecin’s Stara Olejarnia into a 195‑room hotel; a 70 m zł investment has half the units sold off‑market, with opening set for late 2027.

2 sources. https://clstr.news/cluster/szczecins-historic-stara-olejarnia-converted-into-major-hotel-as-sales-surge

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Cite as: Arche Group hotel developments in Poland. CLSTR, https://clstr.news/situations/arche-group-hotel-developments-in-poland