| # | Company | Employees |
|---|---|---|
| 1 |
CPB Contractorscpbcon.com.au
A trusted contractor building vital infrastructure in Australia and New Zealand, focusing on connectivity and sustainability for the future |
5,139 |
| 2 |
Multiplexmultiplex.global
A premier construction company shaping skylines and delivering iconic projects worldwide, with a focus on people, outperforming mindset, and core values |
4,190 |
| 3 |
Boralboral.com.au
Australia's largest vertically-integrated construction materials company with operations spanning quarries, cement, bitumen, recycling, asphalt, and concrete batching Employing 9,000+ workers nationwide |
3,714 |
| 4 |
InfraBuildinfrabuild.com
A leading vertically integrated Australian steel company, providing solutions for construction, infrastructure, primary producers, and rural sectors through recycling, manufacturing, and distribution |
2,291 |
| 5 |
Builtbuilt.com.au
Digital-first contractor and property developer partnering with government and private sectors to deliver innovative, intelligent construction for diverse urban and community projects. |
1,664 |
| 6 |
Coatescoates.com.au
With a history dating back to 1885, we specialize in rental services, temporary works engineering, shutdown management, and safety training for Australian industries |
1,572 |
| 7 |
Fredonfredon.com.au
A leading provider of engineering, construction, and facilities services in Australia, specializing in electrical, data, security, audio visual, mechanical, and communications technology |
947 |
| 8 |
Future Generation Joint Venture - FGJVfuturegenerationjv.com.au
Principal contractor for Snowy 20 project, bringing engineering expertise from three companies to deliver Australia's largest renewable energy project and benefit the community |
893 |
| 9 |
ADCO Constructionsadcoconstruct.com.au
Constructs iconic community projects like hospitals, schools, and retail centers. Specializes in non-residential construction across various sectors, utilizing diverse procurement methods. |
883 |
| 10 |
Richard Crookes Constructions (RCC)richardcrookes.com.au
A family-owned Australian construction company with over 40 years of experience, specializing in building for government and private clients across various sectors and regions |
868 |
| 11 |
Kennards Hirekennards.com.au
An Australian family-owned company offering a wide range of general, specialist, and heavy equipment for DIY, trade, and construction projects, prioritizing customer service and staff development |
851 |
| 12 |
MPAmpa.com.au
Australia's top interior fitout and refurbishment company, focusing on delivery, trust, and ongoing service Offers tailored project delivery and post-completion support |
822 |
| 13 |
SHAPE Australiashape.com.au
Specialist in interior fitouts and refurbishments across commercial, education, retail, defence, hospitality, and health sectors with strong people focus. |
808 |
| 14 |
Next Contractingnextgrp.com.au
Specializing in commercial building projects up to $50M, we focus on Accommodation, Aged Care, Hospitality & Leisure Venues, delivering successful outcomes through collaborative project management |
804 |
| 15 |
Stowe Australiastoweaustralia.com.au
Leading electrical and communications contractor offering design, installation, maintenance and 24-hour service to various sectors across Australia's eastern seaboard |
764 |
| 16 |
FDC Construction & Fitoutfdcbuilding.com.au
A construction company focused on creating an enjoyable building process, forming strong relationships, and delivering outstanding projects through collaboration and innovation |
671 |
| 17 |
Buildcorpbuildcorp.com.au
A family-owned construction business focused on values, safety, and collaboration, providing a wide range of commercial construction services across Australia's east coast |
632 |
| 18 | 618 | |
| 19 |
WT (Australia)wtpartnership.com.au
International property, project, and cost management consultants who tailor solutions to meet clients' needs globally through partnerships and independent ownership |
585 |
| 20 |
Elecnor Australiaelecnor.com
A key player in the Australian energy market, specializing in power generation and transmission services through large-scale renewable energy projects |
491 |
| 21 |
United Rentals Australia/New Zealandunitedrentals.com
Rental company providing earthmoving, traffic equipment, portable storage, site facilities, and engineered shoring solutions for construction projects. |
481 |
| 22 |
Schindler Lifts Australia Pty Limitedau.schindler.com
A leading global mobility provider in Australia, designing, installing, and servicing elevators, escalators, and moving walks for various buildings |
475 |
| 23 |
Bouygues Construction Australiabouygues-construction.com.au
A dedicated team specializing in design, finance, and delivery of innovative civil infrastructure, building, and energy projects across Australia |
472 |
| 24 |
Gamuda Australiagamuda.com.au
Established in 1976, Gamuda delivers innovative infrastructure, concessions, and communities development internationally while focusing on core businesses in Australia |
465 |
| 25 |
Fleetwoodfleetwood.com.au
Market leader in modular building design, manufacture, supply, and installation with operations across multiple states, financing large projects in various sectors |
449 |
| 26 |
Interflowinterflow.com.au
A leader in water and pipeline infrastructure, specializing in trenchless solutions, asset planning, design, construction, and maintenance for sustainable outcomes |
410 |
| 27 |
Acrow Ltd. (ASX:ACF)acrow.com.au
Provides smart integrated construction systems, industrial services, and commercial scaffolding, including falsework, shoring, screen solutions, and jacking systems. |
405 |
| 28 |
Hindmarshhindmarsh.com.au
A leading property and construction organization with over 40 years of experience, specializing in residential, commercial, and retirement developments across Australia |
359 |
| 29 |
Hilti Australiacareers.hilti.group
The company passionately creates innovative technology, software, and services for the construction industry, focusing on customer satisfaction, teamwork, and sustainability |
339 |
| 30 |
Mirianmirian.com.au
This company provides a range of services in Civil & Infrastructure projects, focusing on feasibility studies, project management, 3D modeling, and construction solutions |
330 |
| 31 |
Tutt Bryant Group Limitedtuttbryant.com.au
Specializing in construction equipment sales, equipment hire, crane rental, and transport services, including crane hire and specialized transport planning and support |
323 |
| 32 |
Mainbrace Constructions Pty Ltdmainbrace.com.au
specializes in retail construction, managing live sites, controlling costs, ensuring timely openings, and fostering sustainable, responsible client relationships |
266 |
| 33 |
JMDR - JMD Railtech Groupjmdr.com
A global rail engineering company offering total solutions for signalling and systems works, including design, construction, testing, training, and licensing |
261 |
| 34 |
A W Edwardsawedwards.com.au
Experienced construction company in Australia specializing in award-winning projects with a focus on NSW, offering a wide range of delivery expertise and services |
225 |
| 35 |
Quickwayquickway.com.au
A reputable provider of integrated infrastructure solutions in transport and utilities projects across Australia, with expertise in roads, bridges, rail, communications, and electrical work |
219 |
| 36 |
Geovertgeovert.com
A group of companies specializing in providing innovative difficult access solutions in mining, infrastructure, and oil & gas sectors worldwide |
213 |
| 37 |
Renascentrenascent.com.au
National construction management company specializing in quality fitouts, refurbishments, and infrastructure upgrades across multiple Australian sectors. |
205 |
| 38 |
Taylor | Australiataylorau.com.au
A construction and property delivery partner specializing in construction, refurbishment, and property projects with a focus on creating enduring spaces for end users |
203 |
| 39 |
Interspaninterspan.global
Global leader in post-tensioning products and structural solutions for construction projects Specializing in slab thickness reduction, concrete strengthening, and structure repurposing |
199 |
| 40 |
Roberts Coroberts.co
An Australian-owned construction company focused on innovation and positive change in the industry, led by CEO Matt Bourne |
182 |
| 41 | 181 | |
| 42 |
Rawson Grouprawsonhomes.com.au
Established in 1978, we are a leading builder and land developer in NSW & ACT Acquired by Daiwa House in 2016, ensuring future scalability and quality construction |
177 |
| 43 |
Lipman Pty Ltdlipman.com.au
Australian family-owned construction business with over 55 years of experience in building commercial, educational, and industrial projects in Sydney and NSW |
176 |
| 44 |
West Region Delivery Team
Driving continuous improvement and collaboration in Sydney Water's west region operations, maintenance, and capital delivery program through the Partnering for Success integration model |
176 |
| 45 |
Decode Groupdecodegroup.com.au
A diversified organization in the property industry, specializing in residential, commercial, retail, industrial, aged-care, and education projects with expert construction expertise |
175 |
| 46 |
CIP Constructionscipconstruct.com.au
A market leader in commercial and industrial construction in Australia offering design and construction services for diverse projects efficiently and tailored to client needs |
170 |
| 47 |
Baselinebaselineprojects.com.au
Specializing in government, education, and commercial projects, this head contractor delivers transparent, safe, and quality builds with a focus on foundations Follow on Instagram for more |
167 |
| 48 |
Rohrig Constructionsrohrig.com.au
Family-valued commercial construction, refurbishment, and design management specialists enhancing projects for clients across hospitality, education, and various other sectors. |
164 |
| 49 |
ICHIJO Homesichijo.com.au
Designs, manufactures, and builds high-quality homes globally with over 35 years of experience, utilizing a central factory for efficient production |
163 |
| 50 |
RICC.getricc.com
Streamlining renovation projects for busy homeowners by providing expert project management, build, and interior design services through a single point of contact |
162 |
| 51 |
Downer EDI Engineering Power Pty Limited
Construction business in Sydney, Australia specializing in engineering power projects located on Victoria Road in Gladesville |
161 |
| 52 |
Erilyanerilyan.com.au
Innovative construction solutions with a focus on authentic communication, partnerships, and high-quality results for commercial projects nationwide |
153 |
| 53 |
Parkview Constructionsparkview.com.au
A property development company focused on creating lasting contributions to communities, building strong relationships, and delivering exceptional projects with integrity and innovation |
153 |
| 54 |
OX Tools Globaloxtools.com
A global provider of high-quality hand tools for tradesmen, focused on innovation, productivity, and customer satisfaction through a relentless pursuit of excellence |
149 |
| 55 |
Coffey Testingcoffeytesting.com
Industry-leading construction materials testing services company, offering skilled geotechnicians for aggregate, concrete, soil testing, and specialty testing Focused on excellence, safety, and efficiency for clients' projects |
147 |
| 56 |
Parklife Metroparklifemetro.com.au
The Parklife Metro consortium delivers the SSTOM contract for Sydney Metro β Western Sydney Airport, including trains, stations, systems, and operations |
147 |
| 57 |
Hunter Masonhuntermason.com.au
A privately owned construction business with a focus on refurbishment, construction, and fitout projects, prioritizing support for employees, clients, and suppliers |
146 |
| 58 | 69 |
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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 Oct 24, 2026.
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