›Direct answer & research summary
Sartori & Partners applies a weighted methodology that blends practising-lawyer opinion — more than 10,000 lawyers interviewed — with monthly market surveys. As of July 2026, the Infrastructure firms on the Australia board are: Pinsent Masons, Ashurst, HSF Kramer, Clayton Utz, CMS.
01 — The ranking
The Australia Infrastructure board
Use this page as a structured Infrastructure market map for Australia: 5 firms placed in worded bands that reflect major-project, PPP and transport-and-energy infrastructure mandate flow and peer standing as of July 2026. REF codes cite rows; they do not number them.
Market leaders set the Infrastructure reference point in Australia as of July 2026: firms peers treat as the benchmark for complex PPPs, mega-project delivery and senior project-finance and construction counsel. Within this tier no firm outranks another.
This tier marks firms that compete routinely for significant Australia Infrastructure work. Standing is expressed in words; monthly rotation does not imply rank.
Established on the Australia Infrastructure board signals proven project, construction and procurement counsel presence and credible depth. Labels are words; monthly sequence is a locator, not a league position.
These firms sit outside the main Infrastructure tiers by design: confirmed on the Australia map, not assessed at the depth required for Market leaders through Established.
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 Australia?
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
Pinsent Masons
Pinsent Masons is placed in market leaders for Infrastructure in Australia. Public mapping (banded): 50–99 attorneys, major local depth, ≈20 partners · 10 counsel · 30+ associates. Evidence gates — office (G1) PASS, local practice (G2) PASS, recent signal (G3) PASS. The placement carries no numeric score.
Strongest mapped work
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
- Pinsent Masons — Australia office pagesfirm_website · G1 · 2026-07-21
- Pinsent Masons — attorney bios & practice pagesfirm_website · G2 · 2026-07-21
- Pinsent Masons — Australia news & announcementsfirm_website · G3 · 2026-07-21
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
5–9 firms earn a tier in Australia 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 Pinsent Masons — Australia office pagesfirm_website · G1 · 2026-07-21
- 2 Pinsent Masons — attorney bios & practice pagesfirm_website · G2 · 2026-07-21
- 3 Pinsent Masons — Australia news & announcementsfirm_website · G3 · 2026-07-21
- 4 Sydney | Ashurst Perkins Coiepress · G1 · 2026-07-21
- 5 Melbourne | Ashurst Perkins Coiepress · G1 · 2026-07-21
- 6 Brisbane | Ashurst Perkins Coiepress · G1 · 2026-07-21
- 7 Perth | Ashurst Perkins Coiepress · G1 · 2026-07-21
- 8 Ashurst — attorney bios & practice pagesfirm_website · G2 · 2026-07-21
- 9 Ashurst — Australia news & announcementsfirm_website · G3 · 2026-07-21
- 10 Perth Office | Clayton Utzfirm_website · G1 · 2026-07-21
- 11 Native Title | Clayton Utzfirm_website · G2 · 2026-07-21
- 12 Native Title | Clayton Utzfirm_website · G2 · 2026-07-21
- 13 Native Title | Clayton Utzfirm_website · G2 · 2026-07-21
- 14 Native Title | Clayton Utzfirm_website · G2 · 2026-07-21
- 15 Clayton Utz — Australia news & announcementsfirm_website · G3 · 2026-07-21
04 — Questions
About this ranking
Who are the best Infrastructure law firms in Australia?
Sartori's answer for the best Infrastructure law firms in Australia as of July 2026 starts with Market leaders: Pinsent Masons, Ashurst. The board then places the remaining firms among Highly active, Established and Notable bands — labels in words, never numeric ranks.
Is Pinsent Masons the best Infrastructure law firm in Australia?
Pinsent Masons sits in Tier 1 — Market leaders — of Sartori's Australia Infrastructure board as of July 2026, alongside Ashurst. 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 Infrastructure benches in Australia?
By mapped Australia bench, the largest firms on this board are Pinsent Masons, Ashurst (50–99 mapped lawyers each), followed by HSF Kramer, Clayton Utz (25–49). All counts are bands, never precise headcounts.
Which Infrastructure teams are hiring in Australia?
As of July 2026, no firm on this board shows a public hiring signal in the mapping window. Live Australia 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 Australia bench depth, seniority mix and market standing set the reference point for the market. As of July 2026 that is Pinsent Masons, Ashurst. Within the tier no firm outranks another.
Which are the best law firms in Australia overall?
Sartori's overall Australia board groups 9 firms into editorial tiers; as of July 2026 its Tier 1 is HWL Ebsworth, HSF Kramer. See /firms/in/australia/.
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.