This selection of large Australian firms shows a concentration of legal and professional services. Companies like KPMG Australia and Deloitte Australia provide a range of consulting, audit, tax, and digital solutions. MinterEllison and Allens are established law practices offering comprehensive legal and consulting services, with Allens also involved in shaping legislation.
The firms listed are predominantly large, with several having long histories, such as MinterEllison (founded 1827) and Allens (founded 1822). A notable pattern is the strong presence of headquarters in Sydney and Melbourne, indicating these cities as major hubs for legal and professional services in Australia.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
KPMG Australiakpmg.com.au
Professional services firm offering audit, tax, legal, management consulting, and digital solutions to diverse industries and sectors in Australia. |
9,429 | |||
| 2 |
Deloitte Australiadeloitte.com.au
A forward-thinking professional services firm focused on cyber security, virtual reality, digital marketing, and tech integration across various industries, aiming to make a meaningful impact |
7,674 | |||
| 3 |
MinterEllisonminterellison.com
Provides comprehensive legal and consulting services, solving complex problems with a heritage of excellence and strong client relationships. |
2,758 | |||
| 4 |
Allensallens.com.au
An international organization with a rich history of shaping legislation and regulatory frameworks, providing global legal services to clients worldwide |
2,180 | |||
| 5 |
HWLE Lawyershwlebsworth.com.au
Providing expert commercial legal services across Australia with high partner involvement, focusing on client outcomes and efficient problem-solving. |
1,914 | |||
| 6 |
Clayton Utzclaytonutz.com
Provides tailored legal advice and services to private sector and government clients across Australia with honesty and entrepreneurial spirit. |
1,876 | |||
| 7 |
Attorney-General's Departmentag.gov.au
This department in Australia focuses on delivering programs and policies to maintain and improve the country's law and justice framework |
1,815 | |||
| 8 |
Victorian Barvicbar.com.au
A professional association of barristers in Victoria who provide independent legal representation and advice to the community since 1891 |
1,784 | |||
| 9 |
Corrs Chambers Westgarthcorrs.com.au
Providing comprehensive legal services including major transactions, complex disputes, strategic advice, and international law expertise for global clients. |
1,582 | |||
| 10 |
IPH Limitediphltd.com.au
An international group providing intellectual property services through a network of leading IP firms and an online trademark application platform |
1,394 | |||
| 11 |
Markmark.com.au
A marketing agency founded in 2007, specializing in digital, direct, and data marketing services for various clients in Sydney and Melbourne |
1,322 | |||
| 12 |
Legal Aid NSWlegalaid.nsw.gov.au
State-wide organization providing legal services to disadvantaged individuals in NSW, covering criminal, family, and civil law areas through central and regional offices Working in partnership with legal professionals |
1,311 | |||
| 13 |
Slater and Gordon Lawyersslatergordon.com.au
A leading consumer law firm in Australia providing accessible and expert legal services in Compensation Law, Class Actions, Employment Law, and more |
1,298 | |||
| 14 |
Gilbert + Tobingtlaw.com.au
A leading Australian corporate law firm providing innovative legal solutions for top companies, major infrastructure providers, and government authorities worldwide |
1,214 | |||
| 15 |
Victoria Legal Aidlegalaid.vic.gov.au
Provides free legal information and education, prioritizes intensive legal services for eligible individuals, and promotes diversity, inclusivity, and equity |
1,189 | |||
| 16 |
Hall & Wilcoxhallandwilcox.com.au
Leading Australian law firm providing innovative, client-focused legal services with a commitment to community, technology, and commercial success. |
1,159 | |||
| 17 |
Maurice Blackburn Lawyersmauriceblackburn.com.au
Leading plaintiff and social justice law firm in Australia, advocating for those who can't afford legal representation with over 100 years of history |
1,107 | |||
| 18 |
Mills Oakleymillsoakley.com.au
A national law firm offering expertise in key commercial practice areas, providing superior service and value for clients at every stage |
1,100 | |||
| 19 |
Sparke Helmore Lawyerssparke.com.au
National Australian law firm specializing in corporate, insurance, government, property, workplace law with over 950 professionals across ten offices. |
1,025 | |||
| 20 |
Gadensgadens.com
Providing comprehensive legal services across banking, corporate, disputes, employment, IP, real estate, supporting complex client needs nationwide. |
933 | |||
| 21 |
Maddocksmaddocks.com.au
An independent Australian law firm with offices in Canberra, Melbourne, and Sydney, providing practical legal services to corporations, businesses, and governments |
928 | |||
| 22 |
Wotton Kearneywottonkearney.com
Specializing in insurance, risk management, and dispute resolution, the company serves a wide range of clients with a focus on building lasting relationships and achieving the best outcomes |
901 | |||
| 23 |
Deloitte Legaldeloittelegal.com
A global network of legal professionals providing strategic business advice, corporate guidance, and efficient legal solutions for clients worldwide |
876 | |||
| 24 |
Thomsonstglaw.com.au
Large Australian law firm with over 800 staff and 155 partners, operating across six major cities providing corporate legal services. |
846 | |||
| 25 |
Lander & Rogerslanders.com.au
Providing practical, commercial legal advice with exceptional client service across government, insurance, real estate, retail, private clients, and technology sectors. |
833 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 26 |
Moray & Agnewmoray.com.au
national law firm specializing in insurance, commercial disputes, construction, corporate, property, and workplace legal services across multiple Australian cities |
755 | |||
| 27 |
Shine Lawyersshine.com.au
Provide legal support and advocacy for clients facing injustice, fostering a collaborative environment focused on growth and challenging norms. |
753 | |||
| 28 |
LEAP Legal Softwarecareers.leaplegalsoftware.com
Provides an all-in-one productivity platform designed for legal professionals to enhance efficiency and profitability across multiple countries. |
719 | |||
| 29 | 644 | ||||
| 30 |
Australian Government Solicitorags.gov.au
AGS is the Australian Government's central legal service, providing high-quality advice, representation, and innovative solutions for government agencies nationwide |
636 | |||
| 31 |
Holding Redlichholdingredlich.com
Providing tailored legal services across Australia with expert knowledge, strong networks, and a commitment to client success and collaboration. |
530 | |||
| 32 |
Johnson Winter Slatteryjws.com.au
An Australian law firm offering expertise in corporate law, major transactions, disputes, and a wide range of industries such as energy, finance, and technology |
508 | |||
| 33 |
Barry Nilssonbnlaw.com.au
A national law firm with 60 years of experience prioritizing clients, providing trusted legal services in Insurance, Health, Family Law, Wills & Estates |
503 | |||
| 34 |
HPX Grouphpxgroup.com.au
Empowering talented individuals to provide essential corporate services in legal, governance, risk, and compliance to facilitate business growth and success |
495 | |||
| 35 |
Colin Biggers & Paisleycbp.com.au
Australian legal firm specializing in commercial law, insurance, construction, property, and various industries, providing strategic legal advice and partnerships. |
493 | |||
| 36 |
Legal Aid Queenslandlegalaid.qld.gov.au
Legal Aid Queensland provides legal assistance to financially disadvantaged Queenslanders in criminal, family, and civil law matters through advice, representation, and preferred supplier partnerships |
474 | |||
| 37 |
Piper Aldermanpiperalderman.com.au
A leading commercial law firm with offices across Australia, offering expert legal advice and solutions to clients both locally and internationally |
470 | |||
| 38 |
NSW Trustee and Guardiannsw.gov.au
Provider of trustee and financial management services, specializing in Will Making, Deceased Estate Administration, Powers of Attorney, and financial management for people with disabilities |
456 | |||
| 39 |
McCullough Robertsonmccullough.com.au
A leading Australian law firm offering advice to major corporations, governments, and high net worth individuals in various industries for over 95 years |
447 | |||
| 40 |
InfoTrack AUinfotrack.com.au
InfoTrack is a leading innovator in legal technology, specializing in property conveyancing automation, with a strong focus on efficiency and employee satisfaction |
445 | |||
| 41 |
NSW Crown Solicitor's Officecso.nsw.gov.au
A leading provider of legal services to the NSW Government, managing litigation, legal drafting, and representation across various practice areas |
429 | |||
| 42 |
Spruson & Fergusonspruson.com
A leading IP service provider in the Asia-Pacific region, offering comprehensive protection, commercialization, and management of patents, trademarks, and designs since 1887 |
413 | |||
| 43 |
Peninsula Australiapeninsulagrouplimited.com.au
Trusted advisor for small businesses worldwide, providing HR, health & safety, and employment relations support to free up time for growth #SuccessStartsHere |
412 | |||
| 44 |
State Trusteeslinktr.ee
State Trustees provides assistance in planning and managing personal affairs to help individuals navigate through different stages of life |
407 | |||
| 45 |
Procare Groupprocaregroup.com.au
Procare is a leading provider of wellness, insurance, and risk solutions offering injury management, health & wellness, investigations, specialized legal services, training, and more |
403 | |||
| 46 |
McInnes Wilsonmcw.com.au
Providing quality legal advice and services to protect clients' interests with a strategic approach, community involvement, and tailored solutions for unique matters |
382 | |||
| 47 |
Aboriginal Legal Servicealsnswact.org.au
A leading legal service providing free support to Aboriginal and Torres Strait Islander people in NSW and the ACT Nationally recognized for advocacy and law reform efforts |
378 | |||
| 48 |
Law Institute of Victorialiv.asn.au
The company represents, supports, and advocates for lawyers in Victoria, promoting justice, education, and public confidence in the legal profession |
360 | |||
| 49 |
Russell Kennedyrussellkennedy.com.au
Providing expert legal solutions in key sectors, focusing on creating positive change through community programs and strong client relationships |
358 | |||
| 50 |
Arnold Bloch Leiblerabl.com.au
A premium Australian commercial law firm providing strategic legal and commercial advice to diverse clients, with a dedicated pro bono practice |
357 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 13, 2026.
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- The largest companies in Australia 5,555
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- Financial services firms in Australia 483
- Critical infrastructure operators in Australia 450
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- Professional services firms in Australia 377
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The same list elsewhere in Australia
The same list elsewhere
- Law firms in the world 3,223