30 Boutique Investment Banks in Brussels, Mapped

Boutique investment banks in Brussels

Brussels deal advisory lives in the mid-market: family-owned Belgian companies changing hands, cross-border mandates between the Benelux countries and France, and succession work in a market where most businesses still belong to the families that built them. The independent houses doing that work run small partner teams and rarely advertise a seat. FirmScope tracks 30 boutique corporate finance and M&A firms in Brussels, each checked by hand: it exists, it is active, and the focus shown is the work it actually does.

The firms are below. The full directory carries a working website and LinkedIn link for every firm, named contacts where the firm publishes one, filters by deal type, and a tracker for running outreach properly.

M&A Advisory

Capital Raising

Restructuring

Debt Advisory

Look up a firm

25 of the 30 firms on the list

Firm	Focus	Team size
ONEtoONE Corporate Finance	M&A Advisory	51-200
Actoria Belgium Transmission d'entreprises, Fusions Acquisitions en Belgique	M&A Advisory	11-50
Bridgefield M&A	M&A Advisory	11-50
Dealmakers	M&A Advisory	11-50
Fibiz Partners	M&A Advisory	11-50
4Reliance	Debt Advisory	2-10
Allyum	Restructuring	2-10
Balmoral Ventures	M&A Advisory	2-10
Brugmann Conseil	M&A Advisory	2-10
Capital Connection	M&A Advisory	2-10
Clairfield in Belgium	M&A Advisory	2-10
Closing	M&A Advisory	2-10
E-Spring Capital	M&A Advisory	2-10
Elypsia	M&A Advisory	2-10
GlobalVision M&A Consulting	Capital Raising	2-10
Group P / Companies for sale	M&A Advisory	2-10
ICK Advisory	M&A Advisory	2-10
Kumulus Partners	Capital Raising	2-10
Level Next	M&A Advisory	2-10
Merodis	Capital Raising	2-10
NX Corporate Finance	Debt Advisory	2-10
OES Europe	M&A Advisory	2-10
Sequel Partners	M&A Advisory	2-10
TransferiuS Mergers & Acquisitions	Capital Raising	2-10
Triple A Partners	Capital Raising	2-10

Ordered by team size, then name. Websites, LinkedIn pages, search and filters are in the full directory.

The other 5 firms

See the whole list, with working links and contacts

Every firm, verified website and LinkedIn links, named contacts where published, filters, private notes and an outreach tracker. Free account first, no card needed.

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What counts as a boutique here

Independent corporate finance and M&A advisers with a genuine Brussels practice: mid-market M&A houses, debt and capital advisory specialists, and the cross-border teams serving Belgium's family-owned companies. Partner-owned and small enough that juniors sit in the deal, not adjacent to it.

The global banks' Brussels offices and the Big Four's corporate finance desks are left out on purpose. This list exists for the firms that never post a job.

Full detail on sourcing and verification is on the methodology page.

Common questions

How many boutique investment banks are there in Brussels?

FirmScope currently tracks 30 in Brussels. The Belgian advisory market is genuinely mid-market in scale and this count reflects that honestly. It updates as firms launch, merge or wind down.

Why target boutiques instead of the large banks?

Far fewer applicants per seat, live deal exposure from day one, and hiring that mostly happens off-cycle through direct approaches. Brussels independents fill analyst seats without ever advertising them.

Does the list include websites and contacts?

The public page shows names, size and focus. Working website and LinkedIn links, named contacts where the firm publishes one, plus search, filters, notes and an outreach tracker are part of the paid product. A free account previews a small sample.

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