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Practice × location ranking

Best Mergers & Acquisitions law firms in Singapore

Grouped into editorial tiers — words, never scores. No paid placement and no numeric rank; within a tier the order rotates monthly and carries no meaning.

Last verified 23 Jul 2026 · Next review by 23 Aug 2026 · Change log

›Direct answer & research summary

Sartori & Partners applies a weighted methodology combining the opinions of practising lawyers — more than 10,000 lawyers interviewed — with monthly market surveys. As of July 2026, the best Mergers & Acquisitions law firms in Singapore are: A&O Shearman, Latham & Watkins, Mori Hamada & Matsumoto, Stephenson Harwood, Baker McKenzie, HSF Kramer, White & Case, Orrick Herrington & Sutcliffe, Skadden Arps, Addleshaw Goddard, Anderson Mori & Tomotsune, Baker Botts, Gunderson Dettmer, Han Kun Law Offices, O'Melveny & Myers.

01 — The ranking

The Singapore Mergers & Acquisitions board

A tier on this Singapore Mergers & Acquisitions board names relative firm standing in words. Placement speaks to private and public M&A, joint ventures and cross-border transaction advisory on a Southeast Asian deal platform; order inside each band carries no hierarchy and is not a score.

SINGAPORE × MERGERS & ACQUISITIONS15 FIRMS · NO SCORESREV. 2026-07
REFFIRMSINGAPORE MERGERS & ACQUISITIONS BANDSIGNAL
TIER 1 — MARKET LEADERS2 FIRMS

The top editorial band for the best Mergers & Acquisitions law firms in Singapore: firms that set the tone for Mergers & Acquisitions mandates at scale in Singapore. Within-tier sequence rotates and is not a ranking.

T1·01 A&O Shearman10–24 attorneys mapped · major local depth 10–24 ATTORNEYS FLAT → EVID ↓
T1·02 Latham & Watkins10–24 attorneys mapped · major local depth 10–24 ATTORNEYS FLAT → EVID ↓
TIER 2 — HIGHLY ACTIVE4 FIRMS

Highly active on the Singapore Mergers & Acquisitions board means consistent deal presence and peer recognition short of the leader set. No numeric score is assigned.

T2·01 Mori Hamada & Matsumoto10–24 attorneys mapped · major local depth 10–24 ATTORNEYS FLAT → EVID ↓
T2·02 Stephenson Harwood10–24 attorneys mapped · major local depth 10–24 ATTORNEYS FLAT → EVID ↓
T2·03 Baker McKenzie10–24 attorneys mapped · major local depth 10–24 ATTORNEYS FLAT → EVID ↓
T2·04 HSF Kramer10–24 attorneys mapped · major local depth 10–24 ATTORNEYS FLAT → EVID ↓
TIER 3 — ESTABLISHED1 FIRMS

This band covers firms with solid Mergers & Acquisitions standing and mapped benches in Singapore, without the intensity of the tiers above. Within-tier order is deliberately flat.

T3·01 White & Case10–24 attorneys mapped · major local depth 10–24 ATTORNEYS FLAT → EVID ↓
NOTABLE — NOTABLE IN THIS FIELD8 FIRMS · OUTSIDE THE TIERS

Notable in this field marks verified Mergers & Acquisitions presence in Singapore below full tier depth — specialist or thinner benches kept visible on purpose, not scored into the main bands.

N·01 Orrick Herrington & Sutcliffe1–4 attorneys mapped · thin local depth 1–4 ATTORNEYS FLAT → EVID ↓
N·02 Skadden Arps1–4 attorneys mapped · thin local depth 1–4 ATTORNEYS FLAT → EVID ↓
N·03 Addleshaw Goddard1–4 attorneys mapped · thin local depth 1–4 ATTORNEYS FLAT → EVID ↓
N·04 Anderson Mori & Tomotsune5–9 attorneys mapped · thin local depth 5–9 ATTORNEYS FLAT → EVID ↓
N·05 Baker Botts5–9 attorneys mapped · thin local depth 5–9 ATTORNEYS FLAT → EVID ↓
N·06 Gunderson Dettmer5–9 attorneys mapped · thin local depth 5–9 ATTORNEYS FLAT → EVID ↓
N·07 Han Kun Law Offices5–9 attorneys mapped · thin local depth 5–9 ATTORNEYS FLAT → EVID ↓
N·08 O'Melveny & Myers5–9 attorneys mapped · thin local depth 5–9 ATTORNEYS FLAT → EVID ↓

All counts are shown as bands, never precise headcounts. Notable firms sit outside the tiers by design: verified minimal presence, not assessed at full tier depth.

Hiring in Singapore?

We map this market every day.

The evidence behind these tiers is the same intelligence we use to run retained searches for partners, groups and senior associates.

02 — Evidence, methodology & sources why each firm · how tiers are set · sources · change log · verified 23 Jul 2026 · next review 23 Aug 2026

Firm evidence

Tier 1 — Market leaders Open firm profile →

A&O Shearman

A&O Shearman is placed in market leaders for Mergers & Acquisitions in Singapore. Public mapping (banded): 10–24 attorneys, major local depth, ≈5 partners · <5 counsel · 10+ associates. Evidence gates — office (G1) PASS, local practice (G2) PASS, recent signal (G3) PASS. The placement carries no numeric score.

Strongest mapped work

Finance & BankingCorporate & M&AInternational & Cross-Border

Public hiring signal

Hiring signal: FLAT — no public hiring change detected in the mapping window.

Limits of this assessment

  • —A tier is Sartori’s editorial opinion, not a fact about the firm or a client-satisfaction measure.
  • —Facts are mapped from public sources and shown as bands; they lag reality by weeks or months.
  • —No third-party legal-directory band is used as an input.

Sources for this entry

Methodology

How tiers are assigned

Deterministic public-footprint core (local depth, practice share, seniority mix, public hiring momentum), computed relative to this market's own distribution. Tier placement is derived from this public mapped data; a per-firm public-source ledger is compiled for firms in the annual research pass and applies to those firms' factual claims, not to tier membership. No third-party legal-directory bands are used as an input.

Market scope

10–24 firms earn a tier in Singapore within this scope (banded).

Disclosures

Firm names used nominatively (factual). All counts shown as bands, never precise headcounts. No firm logos. Report an error via the site contact form.

Sources & change log

  1. 1 Lawyers in Singapore - A&O Shearmanfirm_website · G1 · 2026-07-21
  2. 2 Lawyers in Singapore - A&O Shearmanfirm_website · G2 · 2026-07-21
  3. 3 A&O Shearman — Singapore news & announcementsfirm_website · G3 · 2026-07-21
  4. 4 Offices/Locations｜Mori Hamada & Matsumotofirm_website · G1 · 2026-07-21
  5. 5 Mori Hamada & Matsumoto — attorney bios & practice pagesfirm_website · G2 · 2026-07-21
  6. 6 Mori Hamada & Matsumoto — Singapore news & announcementsfirm_website · G3 · 2026-07-21
  7. 7 Singapore | Stephenson Harwoodfirm_website · G1 · 2026-07-21
  8. 8 Singapore | Stephenson Harwoodfirm_website · G2 · 2026-07-21
  9. 9 Stephenson Harwood — Singapore news & announcementsfirm_website · G3 · 2026-07-21
  10. 10 Locations | Anderson Mori & Tomotsunefirm_website · G1 · 2026-07-21
  11. 11 Anderson Mori & Tomotsune — attorney bios & practice pagesfirm_website · G2 · 2026-07-21
  12. 12 Anderson Mori & Tomotsune — Singapore news & announcementsfirm_website · G3 · 2026-07-21
  13. 13 Asia Pacific | Baker Bottsfirm_website · G1 · 2026-07-21
  14. 14 Singapore | Baker Bottsfirm_website · G2 · 2026-07-21
  15. 15 Baker Botts — Singapore news & announcementsfirm_website · G3 · 2026-07-21
  16. 16 Locations | Gunderson Dettmer Stough Villeneuve Franklin & Hachigian, LLPfirm_website · G1 · 2026-07-21
  17. 17 Singapore | Gunderson Dettmer Stough Villeneuve Franklin & Hachigian, LLPfirm_website · G1 · 2026-07-21
  18. 18 Gunderson Dettmer — attorney bios & practice pagesfirm_website · G2 · 2026-07-21
  19. 19 Gunderson Dettmer — Singapore news & announcementsfirm_website · G3 · 2026-07-21
  20. 20 Contact Usfirm_website · G1 · 2026-07-21
  21. 21 Leong Chuo Mingfirm_website · G2 · 2026-07-21
  22. 22 Han Kun Law Offices — Singapore news & announcementsfirm_website · G3 · 2026-07-21
23 Jul 2026 Scope-aware market-relative core assembled.
23 Jul 2026 22 verified source(s) ingested for the researched firms; tier placement is Titan-derived so unresearched visible firms do not block approval → APPROVED (auto).
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04 — Questions

About this ranking

Who are the best Mergers & Acquisitions law firms in Singapore?

Who leads Mergers & Acquisitions in Singapore? As of July 2026, Market leaders are A&O Shearman, Latham & Watkins. Sartori does not name a single number-one firm; the gap inside Tier 1 is treated as unmeasurable, and the wider board of 15 firms uses worded tiers only.

Is A&O Shearman the best Mergers & Acquisitions law firm in Singapore?

A&O Shearman sits in Tier 1 — Market leaders — of Sartori's Singapore Mergers & Acquisitions board as of July 2026, alongside Latham & Watkins. Sartori does not name a single #1: the gap between Tier 1 firms is genuinely unmeasurable, and a numeric score would be false precision.

Which firms have the biggest Mergers & Acquisitions benches in Singapore?

By mapped Singapore bench, the largest firms on this board are A&O Shearman, Latham & Watkins, Mori Hamada & Matsumoto, Stephenson Harwood, Baker McKenzie, HSF Kramer, White & Case (10–24 mapped lawyers each). All counts are bands, never precise headcounts.

Which Mergers & Acquisitions teams are hiring in Singapore?

As of July 2026, no firm on this board shows a public hiring signal in the mapping window. Live Singapore mandates are listed on Sartori's jobs board.

What is a Tier 1 law firm?

In Sartori's rankings, Tier 1 — Market leaders — is an editorial judgement expressed in words, never a score: the firms whose Singapore bench depth, seniority mix and market standing set the reference point for the market. As of July 2026 that is A&O Shearman, Latham & Watkins. Within the tier no firm outranks another.

Which are the best law firms in Singapore overall?

Sartori's overall Singapore board groups 25 firms into editorial tiers; as of July 2026 its Tier 1 is Clifford Chance, Withersworldwide, A&O Shearman. See /firms/in/singapore/.

See the ranking →

This ranking is compiled independently by Sartori from public sources. Tiers are Sartori’s editorial opinion, expressed without numeric scores; firms are named for identification only, no logos are reproduced, and no firm has paid for or approved its placement. No third-party legal-directory band is used as an input. Nothing here is legal advice or a recommendation to instruct counsel.