# 50 leading consulting firms in Victoria

Tamtam tracks 69 consulting firms headquartered in Victoria. This list ranks the 50 largest by number of employees on LinkedIn, led by Aurecon, Probe CX and Rider Levett Bucknall RLB. Their median headcount is 432. Half of them were founded in 2001 or later. The most common headquarters are Melbourne (33) and Docklands (2).

These consulting firms in Victoria are primarily mid-sized to large professional services organizations, with a strong presence in IT services, engineering, and broader business consulting. Several companies also specialize in financial services and cybersecurity. Many of these firms were founded in the late 20th or early 21st century, indicating a mix of established players and more recent entrants in the market.

Key firms include Aurecon, an engineering and advisory company; Probe CX, which focuses on customer experience through digital transformation; Accenture Australia, a global professional services company; Findex, providing integrated financial advisory services; and CyberCX, specializing in comprehensive cybersecurity solutions. A notable pattern is the concentration of headquarters in Melbourne, which serves as a central hub for many of these consulting operations.

🇦🇺 Victoria · 50 companies · Updated Nov 11, 2026

| # | Company | Industry | Headquarters | Employees | Founded |
|---|---|---|---|---|---|
| 1 | [Aurecon](https://www.tamtam.ai/c/aurecon) (aurecongroup.com)<br>Design, engineering, and advisory company focusing on creating a better future through innovative solutions across various markets and asset types | Engineering Services | 🇦🇺 Docklands | 8,800 | 2009 |
| 2 | [Probe CX](https://www.tamtam.ai/c/probe-cx) (probecx.com)<br>Probe CX partners with businesses to create modern digital organizations, delivering exceptional customer experiences through technology, people, process, and data | Outsourcing and Offshoring Consulting | 🇦🇺 Melbourne | 4,600 | 1979 |
| 3 | [Rider Levett Bucknall RLB](https://www.tamtam.ai/c/rider-levett-bucknall-rlb) (rlb.com)<br>Specialists in cost management, quantity surveying, project management, and sustainability services for landmark and ambitious construction projects worldwide. | Construction | 🇦🇺 | 3,622 |  |
| 4 | [Accenture Australia](https://www.tamtam.ai/c/accenture-australia) (accenture.com)<br>Global professional services company focused on digital transformation, operations optimization, revenue growth, and citizen services with a strong technology-driven approach | IT Services and IT Consulting | 🇦🇺 Melbourne VIC | 2,305 | 1989 |
| 5 | [Findex](https://www.tamtam.ai/c/findex) (findex.com.au)<br>Provider of integrated financial advisory and accounting services across Australia and New Zealand, focusing on holistic, technology-driven client solutions. | Financial Services | 🇦🇺 Melbourne | 2,004 | 1987 |
| 6 | [SMK](https://www.tamtam.ai/c/smk-melbourne) (smk.co)<br>Global EdTech specializing in marketing capability transformation, offering online and in-person learning experiences in various digital marketing subjects for brands and organizations worldwide | Education | 🇦🇺 Melbourne | 1,904 | 2010 |
| 7 | [CyberCX](https://www.tamtam.ai/c/cybercx)<br>Provides comprehensive cybersecurity services including consulting, incident response, security testing, and managed solutions to organizations across various sectors, ensuring digital resilience. | Computer and Network Security | 🇦🇺 Melbourne | 1,431 | 2019 |
| 8 | [Urbis](https://www.tamtam.ai/c/urbis) (urbis.com.au)<br>Urban development consultancy providing expertise in planning, design, policy, heritage, valuations, transactions, economics, and research for better city and community outcomes | Business Consulting and Services | 🇦🇺 Melbourne | 1,139 | 1963 |
| 9 | [Attra, a Synechron Company](https://www.tamtam.ai/c/attra-a-synechron-company) (synechron.com)<br>A global technology services provider specializing in payments with over 25 years of experience, offering consulting, application management, and quality engineering services | IT Services and IT Consulting | 🇦🇺 Box Hill | 984 | 1995 |
| 10 | [Mantel](https://www.tamtam.ai/c/mantel) (mantelgroup.com.au)<br>Next-gen consultancy specializing in AI, data, digital, security, and cloud solutions to transform business operations with a people-focused culture. | IT Services and IT Consulting | 🇦🇺 Melbourne | 786 |  |
| 11 | [EY Analytics (Asia-Pacific)](https://www.tamtam.ai/c/ey-analytics-asia-pacific) (ey.com)<br>Specializing in data and advanced analytics, we help organizations implement strategies to optimize growth, protect assets, and improve business outcomes | IT Services and IT Consulting | 🇦🇺 Melbourne | 780 | 2006 |
| 12 | [NDY](https://www.tamtam.ai/c/ndy) (ndy.com)<br>The company focuses on delivering successful outcomes for challenging projects by fostering client relationships based on trust, collaboration, and innovation | Engineering Services | 🇦🇺 Melbourne | 680 | 1972 |
| 13 | [McArthur](https://www.tamtam.ai/c/mcarthur) (mcarthur.com.au)<br>A well-established Australian recruitment and HR specialist offering staffing solutions in various sectors, with a focus on the care economy Talent Architects division offers HR consultancy services | Staffing and Recruiting | 🇦🇺 Burnley | 658 | 1969 |
| 14 | [Nous Group](https://www.tamtam.ai/c/nous-group-docklands) (nousgroup.com)<br>International management consultancy specializing in strategy, performance, leadership, transformation, economics, public policy, data analytics, digital, and design to help clients achieve success | Business Consulting and Services | 🇦🇺 Docklands | 656 | 1999 |
| 15 | [KordaMentha](https://www.tamtam.ai/c/kordamentha) (kordamentha.com)<br>An independent advisory firm offering cybersecurity, financial crime, forensic, real estate, and restructuring services with over 400 specialists in Asia-Pacific | Business Consulting and Services | 🇦🇺 Melbourne | 650 | 2002 |
| 16 | [DWS](https://www.tamtam.ai/c/dws-melbourne) (dws.hcltech.com)<br>A leading Australian IT and Management Consulting Services Group offering a wide range of services to corporate and government clients | IT Services and IT Consulting | 🇦🇺 Melbourne | 638 | 1991 |
| 17 | [ADP Consulting](https://www.tamtam.ai/c/adp-consulting) (adpconsulting.com)<br>A sustainability-focused engineering consultancy pushing boundaries in design and innovation to deliver sustainable solutions for complex projects worldwide | Engineering Services | 🇦🇺 Melbourne | 572 | 2011 |
| 18 | [Versent](https://www.tamtam.ai/c/versent) (versent.com.au)<br>Australian technology company specializing in cloud native applications, data platforms, and services, with a customer-first approach and a focus on quality outcomes | IT Services and IT Consulting | 🇦🇺 Melbourne | 555 | 2014 |
| 19 | [Assai](https://www.tamtam.ai/c/assai) (assai.com.au)<br>Assai specializes in building stronger communities and organizations through evaluation, social infrastructure, research, and art training projects in Asia-Pacific | International Trade and Development | 🇦🇺 Melbourne | 549 | 1985 |
| 20 | [Mercer Pacific](https://www.tamtam.ai/c/mercer-pacific) (mercer.com.au)<br>Consulting firm specializing in work transformation, retirement planning, investment strategies, and health and well-being solutions across global markets. | Professional Services | 🇦🇺 Melbourne | 534 |  |
| 21 | [McGrathNicol](https://www.tamtam.ai/c/mcgrathnicol) (mcgrathnicol.com)<br>Specialist Advisory and Restructuring firm helping businesses improve performance, manage risk, achieve stability and growth through strategic support and innovative solutions | Professional Services | 🇦🇺 Melbourne | 499 | 2004 |
| 22 | [Bilytica](https://www.tamtam.ai/c/bilytica) (bilytica.com)<br>Specializing in IT manpower for Data Science, AI, SaaS products, and business growth through innovative software solutions, mobile apps, and digital platforms | IT Services and IT Consulting | 🇦🇺 Melbourne | 450 | 2012 |
| 23 | [Intogreat Solutions](https://www.tamtam.ai/c/intogreat-solutions) (intogreat.com.au)<br>This company offers premium offshoring and consulting services, focusing on people, process, and technology to strengthen and grow businesses globally | Outsourcing and Offshoring Consulting | 🇦🇺 Moorabbin | 442 | 2018 |
| 24 | [SW Accountants & Advisors](https://www.tamtam.ai/c/sw-accountants-and-advisors) (sw-au.com)<br>An Australian advisory and accounting firm with an 85-year history leveraging global network to create opportunities and deliver outcomes for clients worldwide | Accounting | 🇦🇺 Melbourne | 439 | 1935 |
| 25 | [QinetiQ Australia](https://www.tamtam.ai/c/qinetiq-australia) (qinetiq.com)<br>An integrated global defense and security organization delivering innovative technologies and capabilities through testing, engineering, and advisory services in Australia | Defense and Space Manufacturing | 🇦🇺 Southbank | 432 | 2008 |
| 26 | [Oakton](https://www.tamtam.ai/c/oakton) (services.global.ntt)<br>An Australian digital advisory and technology solutions organization, offering consulting services, data analytics, business applications, and digital solutions with global resources | IT Services and IT Consulting | 🇦🇺 Melbourne | 417 | 1988 |
| 27 | [Telstra Purple](https://www.tamtam.ai/c/telstra-purple) (telstra.com.au)<br>This company drives digital transformation for Australian and global businesses through collaborative, innovative solutions and unrivaled global partnerships | IT Services and IT Consulting | 🇦🇺 Melbourne | 409 |  |
| 28 | [Spiire](https://www.tamtam.ai/c/spiire) (spiire.com.au)<br>Integrated team providing specialist services in civil engineering, landscape architecture, surveying, town planning, urban design, visual media, and water engineering to property and infrastructure sectors | Design Services | 🇦🇺 Melbourne | 402 |  |
| 29 | [CETEC](https://www.tamtam.ai/c/cetec) (cetec.com.au)<br>An independent consultancy specializing in environmental, sustainability, and occupational health services for buildings and the built environment, utilizing a scientific approach for comprehensive solutions | Environmental Services | 🇦🇺 Melbourne | 394 | 1987 |
| 30 | [Independent IT Consultant](https://www.tamtam.ai/c/independent-it-consultant)<br>Specializing in independent IT consulting, offering expert solutions and guidance to clients for their technology needs and challenges | IT Services and IT Consulting | 🇦🇺 Melbourne | 393 |  |
| 31 | [Centorrino Technologies](https://www.tamtam.ai/c/centorrino-technologies) (ct.com.au)<br>Provider of tailored managed ICT services, specializing in solution design, project delivery, cloud implementation, backup & disaster recovery, connectivity, collaboration, and staff augmentation | IT Services and IT Consulting | 🇦🇺 Coburg | 391 | 2006 |
| 32 | [IE](https://www.tamtam.ai/c/ie) (ie.com.au)<br>A consultancy specializing in digital transformation, offering expertise in product strategy, technology, customer experience, data analytics, and agile delivery for various Australian organizations | IT Services and IT Consulting | 🇦🇺 Richmond | 385 | 2001 |
| 33 | [Egis in ANZ](https://www.tamtam.ai/c/egis-in-anz) (egis-group.com)<br>International consulting and engineering firm focused on creating sustainable, resilient infrastructure and buildings to combat climate change and improve quality of life worldwide | Professional Services | 🇦🇺 Melbourne | 363 |  |
| 34 | [Intrax Consulting Group](https://www.tamtam.ai/c/intrax-consulting-group) (intrax.com.au)<br>Provide comprehensive engineering and field services nationwide, delivering innovative projects in built environments with a collaborative, client-focused approach. | Engineering Services | 🇦🇺 Melbourne | 351 | 2003 |
| 35 | [INK IT Solutions](https://www.tamtam.ai/c/ink-it-solutions) (inkitsolutions.com.au)<br>Global IT consulting specializing in cutting-edge SAP solutions, delivering end-to-end customer and employee experiences through innovative technologies and best practices worldwide | IT Services and IT Consulting | 🇦🇺 Melbourne | 336 | 2014 |
| 36 | [BlueRock](https://www.tamtam.ai/c/bluerock-melbourne) (bluerock.com.au)<br>A team of business and wealth experts providing advisory services and a comprehensive team approach to support entrepreneurs and individuals in achieving their goals | Financial Services | 🇦🇺 Melbourne | 327 | 2008 |
| 37 | [Arinco](https://www.tamtam.ai/c/arinco) (arinco.com.au)<br>Specialists in cloud-native technologies, focusing on enablement, modernization, and innovation to help organizations succeed in the Microsoft cloud | IT Services and IT Consulting | 🇦🇺 Melbourne | 326 | 2019 |
| 38 | [pitt&sherry](https://www.tamtam.ai/c/pitt-and-sherry) (pittsh.com.au)<br>Engineering and environmental consultancy providing project lifecycle services including planning, design, asset management, and decommissioning for various industry sectors. | Civil Engineering | 🇦🇺 Melbourne | 323 | 1963 |
| 39 | [nfoldROI Group of Companies](https://www.tamtam.ai/c/nfoldroi-group-of-companies) (nfoldroi.com)<br>Global digital transformation leader providing IT right-shoring solutions with 500+ staff worldwide Trusted by leading utilities and telcos for high-quality, low-cost services | IT Services and IT Consulting | 🇦🇺 Melbourne | 319 | 1995 |
| 40 | [Woolpert Asia-Pacific](https://www.tamtam.ai/c/woolpert-asia-pacific) (woolpert.com)<br>Global leader architecture, engineering, geospatial services, solving complex challenges across public, private, and government sectors with technical expertise and innovation. | Surveying and Mapping Services | 🇦🇺 Sydney | 278 | 1911 |
| 41 | [AMC Consultants](https://www.tamtam.ai/c/amc-consultants) (amcconsultants.com)<br>Global consultancy specializing in helping miners maximize business value by evaluating opportunities, solving productivity challenges, and improving performance through data-driven solutions and expert insights | Mining | 🇦🇺 Melbourne | 273 | 1983 |
| 42 | [Forvis Mazars in Australia](https://www.tamtam.ai/c/forvis-mazars-in-australia) (forvismazars.com)<br>Provides audit, tax, and advisory services through an internationally integrated partnership operating in over 100 countries worldwide. | Accounting | 🇦🇺 Sydney \| Brisbane \| Melbourne | 273 |  |
| 43 | [Eclipse](https://www.tamtam.ai/c/eclipse-melbourne) (eclipsegroup.com.au)<br>Specialist online design, development, and consulting firm partnered with Deloitte, providing clients with innovative solutions and global project delivery capabilities | Technology, Information and Internet | 🇦🇺 Melbourne | 267 |  |
| 44 | [Johnstaff](https://www.tamtam.ai/c/johnstaff) (johnstaff.com.au)<br>Specialist advisory and project management consultancy with over 30 years of experience delivering diverse projects and services to clients | Business Consulting and Services | 🇦🇺 Melbourne | 266 | 1991 |
| 45 | [Institute for Economics & Peace](https://www.tamtam.ai/c/institute-for-economics-and-peace) (economicsandpeace.org)<br>Conducts data-driven research to analyze and quantify peace, developing global indices and calculating the economic cost of violence for various sectors. | Think Tanks | 🇦🇺 Sydney | 261 | 2009 |
| 46 | [ATC Williams](https://www.tamtam.ai/c/atc-williams) (atcwilliams.com)<br>Consulting engineering firm specialising in tailings, water, waste, resource recovery, dam design, and facility closure with global presence. | Mining | 🇦🇺 Mordialloc | 245 | 1981 |
| 47 | [ASKI](https://www.tamtam.ai/c/aski) (aski.com.au)<br>A boutique management consulting firm in Melbourne, Australia providing personalised services, value for money, and resources to support organizational growth and success | IT Services and IT Consulting | 🇦🇺 Melbourne | 229 | 2013 |
| 48 | [Mutual Trust Pty Ltd](https://www.tamtam.ai/c/mutual-trust-pty-ltd) (mutualtrust.com.au)<br>Integrated wealth and professional services provider for successful families and individuals in Australia, focusing on preserving wealth for future generations and communities | Professional Services | 🇦🇺 Melbourne | 224 | 1921 |
| 49 | [Overdose.](https://www.tamtam.ai/c/overdose) (overdose.digital)<br>Global commerce consultancy combining enterprise experience with startup agility, delivering accelerated results through bespoke strategies and deep service integration for clients worldwide | Technology, Information and Internet | 🇦🇺 South Yarra | 208 | 2016 |
| 50 | [BPO Connect](https://www.tamtam.ai/c/bpo-connect) (bpoconnect.com)<br>Professional outsourcing firm providing CA/CPA qualified professionals and local account managers to help businesses scale and increase profitability | Outsourcing and Offshoring Consulting | 🇦🇺 Port Melbourne | 199 | 2004 |

## 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 11, 2026.

## More company lists in Victoria

- [The largest companies in Victoria](https://www.tamtam.ai/l/largest-companies-victoria) (1,682)
- [Multinational companies in Victoria](https://www.tamtam.ai/l/multinational-companies-victoria) (378)
- [Retail chains in Victoria](https://www.tamtam.ai/l/retail-chains-victoria) (202)
- [Education providers in Victoria](https://www.tamtam.ai/l/education-companies-victoria) (128)
- [Financial services firms in Victoria](https://www.tamtam.ai/l/financial-services-firms-victoria) (128)
- [Critical infrastructure operators in Victoria](https://www.tamtam.ai/l/critical-infrastructure-operators-victoria) (123)
- [Professional services firms in Victoria](https://www.tamtam.ai/l/professional-services-firms-victoria) (121)
- [Healthcare providers in Victoria](https://www.tamtam.ai/l/healthcare-providers-victoria) (116)
- [Financial Services companies in Victoria](https://www.tamtam.ai/l/financial-services-companies-victoria) (109)
- [Companies with a mobile app in Victoria](https://www.tamtam.ai/l/companies-with-mobile-app-victoria) (99)
- [Manufacturers in Victoria](https://www.tamtam.ai/l/manufacturers-victoria) (99)
- [E-commerce companies in Victoria](https://www.tamtam.ai/l/ecommerce-companies-victoria) (98)
- [Public sector organisations in Victoria](https://www.tamtam.ai/l/public-sector-organisations-victoria) (97)
- [Retail companies in Victoria](https://www.tamtam.ai/l/retail-companies-victoria) (96)
- [Corporate groups and holding companies in Victoria](https://www.tamtam.ai/l/holding-companies-victoria) (89)
- [Publicly traded companies in Victoria](https://www.tamtam.ai/l/publicly-traded-companies-victoria) (89)
- [Hospitals and Health Care companies in Victoria](https://www.tamtam.ai/l/hospitals-and-health-care-companies-victoria) (87)
- [Government Administration companies in Victoria](https://www.tamtam.ai/l/government-administration-companies-victoria) (81)
- [IT Services and IT Consulting companies in Victoria](https://www.tamtam.ai/l/it-services-and-it-consulting-companies-victoria) (76)
- [Companies with in-house R&D in Victoria](https://www.tamtam.ai/l/r-and-d-companies-victoria) (75)
- [Subscription businesses in Victoria](https://www.tamtam.ai/l/subscription-businesses-victoria) (58)
- [Education Administration Programs companies in Victoria](https://www.tamtam.ai/l/education-administration-programs-companies-victoria) (56)
- [Non-profit Organizations companies in Victoria](https://www.tamtam.ai/l/non-profit-organizations-companies-victoria) (56)
- [SaaS companies in Victoria](https://www.tamtam.ai/l/saas-companies-victoria) (54)

## The same list elsewhere in Australia

- [Consulting firms in Australia](https://www.tamtam.ai/l/consulting-firms-australia) (210)
- [Consulting firms in New South Wales](https://www.tamtam.ai/l/consulting-firms-new-south-wales) (73)
- [Consulting firms in Sydney](https://www.tamtam.ai/l/consulting-firms-sydney) (47)
- [Consulting firms in Melbourne](https://www.tamtam.ai/l/consulting-firms-melbourne) (45)

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Source: https://www.tamtam.ai/l/consulting-firms-victoria