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.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Aureconaurecongroup.com
Design, engineering, and advisory company focusing on creating a better future through innovative solutions across various markets and asset types |
8,800 | |||
| 2 |
Probe CXprobecx.com
Probe CX partners with businesses to create modern digital organizations, delivering exceptional customer experiences through technology, people, process, and data |
4,600 | |||
| 3 |
Rider Levett Bucknall RLBrlb.com
Specialists in cost management, quantity surveying, project management, and sustainability services for landmark and ambitious construction projects worldwide. |
3,622 | |||
| 4 |
Accenture Australiaaccenture.com
Global professional services company focused on digital transformation, operations optimization, revenue growth, and citizen services with a strong technology-driven approach |
2,305 | |||
| 5 |
Findexfindex.com.au
Provider of integrated financial advisory and accounting services across Australia and New Zealand, focusing on holistic, technology-driven client solutions. |
2,004 | |||
| 6 | 1,904 | ||||
| 7 |
CyberCX
Provides comprehensive cybersecurity services including consulting, incident response, security testing, and managed solutions to organizations across various sectors, ensuring digital resilience. |
1,431 | |||
| 8 |
Urbisurbis.com.au
Urban development consultancy providing expertise in planning, design, policy, heritage, valuations, transactions, economics, and research for better city and community outcomes |
1,139 | |||
| 9 |
Attra, a Synechron Companysynechron.com
A global technology services provider specializing in payments with over 25 years of experience, offering consulting, application management, and quality engineering services |
984 | |||
| 10 |
Mantelmantelgroup.com.au
Next-gen consultancy specializing in AI, data, digital, security, and cloud solutions to transform business operations with a people-focused culture. |
786 | |||
| 11 |
EY Analytics (Asia-Pacific)ey.com
Specializing in data and advanced analytics, we help organizations implement strategies to optimize growth, protect assets, and improve business outcomes |
780 | |||
| 12 | 680 | ||||
| 13 |
McArthurmcarthur.com.au
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 |
658 | |||
| 14 |
Nous Groupnousgroup.com
International management consultancy specializing in strategy, performance, leadership, transformation, economics, public policy, data analytics, digital, and design to help clients achieve success |
656 | |||
| 15 |
KordaMenthakordamentha.com
An independent advisory firm offering cybersecurity, financial crime, forensic, real estate, and restructuring services with over 400 specialists in Asia-Pacific |
650 | |||
| 16 |
DWSdws.hcltech.com
A leading Australian IT and Management Consulting Services Group offering a wide range of services to corporate and government clients |
638 | |||
| 17 |
ADP Consultingadpconsulting.com
A sustainability-focused engineering consultancy pushing boundaries in design and innovation to deliver sustainable solutions for complex projects worldwide |
572 | |||
| 18 |
Versentversent.com.au
Australian technology company specializing in cloud native applications, data platforms, and services, with a customer-first approach and a focus on quality outcomes |
555 | |||
| 19 |
Assaiassai.com.au
Assai specializes in building stronger communities and organizations through evaluation, social infrastructure, research, and art training projects in Asia-Pacific |
549 | |||
| 20 |
Mercer Pacificmercer.com.au
Consulting firm specializing in work transformation, retirement planning, investment strategies, and health and well-being solutions across global markets. |
534 | |||
| 21 |
McGrathNicolmcgrathnicol.com
Specialist Advisory and Restructuring firm helping businesses improve performance, manage risk, achieve stability and growth through strategic support and innovative solutions |
499 | |||
| 22 |
Bilyticabilytica.com
Specializing in IT manpower for Data Science, AI, SaaS products, and business growth through innovative software solutions, mobile apps, and digital platforms |
450 | |||
| 23 |
Intogreat Solutionsintogreat.com.au
This company offers premium offshoring and consulting services, focusing on people, process, and technology to strengthen and grow businesses globally |
442 | |||
| 24 |
SW Accountants & Advisorssw-au.com
An Australian advisory and accounting firm with an 85-year history leveraging global network to create opportunities and deliver outcomes for clients worldwide |
439 | |||
| 25 |
QinetiQ Australiaqinetiq.com
An integrated global defense and security organization delivering innovative technologies and capabilities through testing, engineering, and advisory services in Australia |
432 | |||
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 |
Oaktonservices.global.ntt
An Australian digital advisory and technology solutions organization, offering consulting services, data analytics, business applications, and digital solutions with global resources |
417 | |||
| 27 |
Telstra Purpletelstra.com.au
This company drives digital transformation for Australian and global businesses through collaborative, innovative solutions and unrivaled global partnerships |
409 | |||
| 28 |
Spiirespiire.com.au
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 |
402 | |||
| 29 |
CETECcetec.com.au
An independent consultancy specializing in environmental, sustainability, and occupational health services for buildings and the built environment, utilizing a scientific approach for comprehensive solutions |
394 | |||
| 30 |
Independent IT Consultant
Specializing in independent IT consulting, offering expert solutions and guidance to clients for their technology needs and challenges |
393 | |||
| 31 |
Centorrino Technologiesct.com.au
Provider of tailored managed ICT services, specializing in solution design, project delivery, cloud implementation, backup & disaster recovery, connectivity, collaboration, and staff augmentation |
391 | |||
| 32 | 385 | ||||
| 33 |
Egis in ANZegis-group.com
International consulting and engineering firm focused on creating sustainable, resilient infrastructure and buildings to combat climate change and improve quality of life worldwide |
363 | |||
| 34 |
Intrax Consulting Groupintrax.com.au
Provide comprehensive engineering and field services nationwide, delivering innovative projects in built environments with a collaborative, client-focused approach. |
351 | |||
| 35 |
INK IT Solutionsinkitsolutions.com.au
Global IT consulting specializing in cutting-edge SAP solutions, delivering end-to-end customer and employee experiences through innovative technologies and best practices worldwide |
336 | |||
| 36 |
BlueRockbluerock.com.au
A team of business and wealth experts providing advisory services and a comprehensive team approach to support entrepreneurs and individuals in achieving their goals |
327 | |||
| 37 |
Arincoarinco.com.au
Specialists in cloud-native technologies, focusing on enablement, modernization, and innovation to help organizations succeed in the Microsoft cloud |
326 | |||
| 38 |
pitt&sherrypittsh.com.au
Engineering and environmental consultancy providing project lifecycle services including planning, design, asset management, and decommissioning for various industry sectors. |
323 | |||
| 39 |
nfoldROI Group of Companiesnfoldroi.com
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 |
319 | |||
| 40 |
Woolpert Asia-Pacificwoolpert.com
Global leader architecture, engineering, geospatial services, solving complex challenges across public, private, and government sectors with technical expertise and innovation. |
278 | |||
| 41 |
AMC Consultantsamcconsultants.com
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 |
273 | |||
| 42 |
Forvis Mazars in Australiaforvismazars.com
Provides audit, tax, and advisory services through an internationally integrated partnership operating in over 100 countries worldwide. |
273 | |||
| 43 |
Eclipseeclipsegroup.com.au
Specialist online design, development, and consulting firm partnered with Deloitte, providing clients with innovative solutions and global project delivery capabilities |
267 | |||
| 44 |
Johnstaffjohnstaff.com.au
Specialist advisory and project management consultancy with over 30 years of experience delivering diverse projects and services to clients |
266 | |||
| 45 |
Institute for Economics & Peaceeconomicsandpeace.org
Conducts data-driven research to analyze and quantify peace, developing global indices and calculating the economic cost of violence for various sectors. |
261 | |||
| 46 |
ATC Williamsatcwilliams.com
Consulting engineering firm specialising in tailings, water, waste, resource recovery, dam design, and facility closure with global presence. |
245 | |||
| 47 |
ASKIaski.com.au
A boutique management consulting firm in Melbourne, Australia providing personalised services, value for money, and resources to support organizational growth and success |
229 | |||
| 48 |
Mutual Trust Pty Ltdmutualtrust.com.au
Integrated wealth and professional services provider for successful families and individuals in Australia, focusing on preserving wealth for future generations and communities |
224 | |||
| 49 |
Overdose.overdose.digital
Global commerce consultancy combining enterprise experience with startup agility, delivering accelerated results through bespoke strategies and deep service integration for clients worldwide |
208 | |||
| 50 |
BPO Connectbpoconnect.com
Professional outsourcing firm providing CA/CPA qualified professionals and local account managers to help businesses scale and increase profitability |
199 | |||
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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 11, 2026.
More company lists in Victoria
- The largest companies in Victoria 1,682
- Multinational companies in Victoria 378
- Retail chains in Victoria 202
- Education providers in Victoria 128
- Financial services firms in Victoria 128
- Critical infrastructure operators in Victoria 123
- Professional services firms in Victoria 121
- Healthcare providers in Victoria 116
- Financial Services companies in Victoria 109
- Companies with a mobile app in Victoria 99
- Manufacturers in Victoria 99
- E-commerce companies in Victoria 98
- Public sector organisations in Victoria 97
- Retail companies in Victoria 96
- Corporate groups and holding companies in Victoria 89
- Publicly traded companies in Victoria 89
- Hospitals and Health Care companies in Victoria 87
- Government Administration companies in Victoria 81
- IT Services and IT Consulting companies in Victoria 76
- Companies with in-house R&D in Victoria 75
- Subscription businesses in Victoria 58
- Education Administration Programs companies in Victoria 56
- Non-profit Organizations companies in Victoria 56
- SaaS companies in Victoria 54