London
M&A / advisory firms in London
Aggregate figures from the full database, last checked against the registers 12 Oct 2026. Individual firm listings are in the curated database, not shown here.
15,167
Firms in this segment
4.5
Median company age (years)
32.6%
Have a listed careers page (of 1,536 checked)
Incorporation age
When these firms were founded. Newer boutiques are often the highest-value outreach targets — a founder who recently left a larger firm and needs cheap, capable early help.
Under 2 years
5,217
2–5 years
2,754
5–10 years
3,390
10–20 years
2,869
20+ years
937
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