Which is the most prestigious Class A building in Brussels?

Tour Astro is the most-cited trophy benchmark in the Brussels market.

Brussels's trophy roster is anchored by Tour Astro, The One, Möbius II.

Tour Astro — Léopold Quarter, 2018.
The One — Léopold Quarter, 2018.
Möbius II — Léopold Quarter, 2025.
Quatuor — Nord, 2022.
Möbius I — Léopold Quarter, 2014.

Brussels notable Class A buildings

Brussels's trophy roster is anchored by Tour Astro, The One, Möbius II.

TL;DR

Tour Astro — Léopold Quarter, 2018.
The One — Léopold Quarter, 2018.
Möbius II — Léopold Quarter, 2025.
Quatuor — Nord, 2022.
Möbius I — Léopold Quarter, 2014.

Trophy roster

**Tour Astro** (Léopold Quarter), ~320k sqft, completed 2018. Belfius-anchored Léopold Quarter trophy near the European Parliament. **The One** (Léopold Quarter), ~280k sqft, completed 2018. leed-tenants">breeam">BREEAM Excellent mixed-use trophy facing the EP Esplanade. **Möbius II** (Léopold Quarter), ~240k sqft, completed 2025. Twin tower expansion of the Möbius cluster delivered 2025. **Quatuor** (Nord), ~590k sqft, completed 2022. Major Class A delivery. **Möbius I** (Léopold Quarter), ~220k sqft, completed 2014. EU Commission-leased Léopold Quarter trophy.

Key facts

city	Brussels
country	Belgium
region	EMEA
classARentLocal	32 EUR/sqft/yr
classARentUsd	$35/sqft/yr
vacancy	8.2%
typicalLeaseYears	9
typicalRentFreeMonths	8
submarkets	5
primeYieldPct	5.4%
trophyBuildings	5

Frequently asked questions

Which is the most prestigious Class A building in Brussels?: Tour Astro is the most-cited trophy benchmark in the Brussels market.

Editorial provenance

Reviewed by Samuel Okafor — EMEA contributing editor. Last updated 2026-04-15. See our methodology and editorial standards.

Primary sources for this page

CBRE Marketview reports — CBRE
JLL Office Insight — JLL
Cushman & Wakefield Marketbeat — Cushman & Wakefield
Savills World Research — Savills
Colliers Global Office Outlook — Colliers

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