About Smooth Flow Group

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Building through innovation 

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Envisioning the Future 

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Empowering for Success

What is the Smooth Flow Group?

We are a premier consolidation of South Australian civil contracting companies, all united by a unique set of individual service sets and a shared commitment to delivering comprehensive solutions for statewide clients. With our family of subsidiary businesses covering a diverse range of civil works, equipment hire, and services, our range of services is the first-choice for statewide civil clients.


At the Smooth Flow Group, the core of our vision lies in our commitment to cutting-edge technology, innovative solutions, and exceptional customer service. Our overall aim is to lead the statewide civil industry by empowering our complete team and family of companies to flourish. 


Through our dedication to excellence, sustainable growth, and creativity, we strive to make a positive and lasting impact when it comes to all of our project works, with a goal to help shape a brighter future for generations to come.

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A man is standing in front of a truck with a crane attached to it.

A leading collaboration of civil companies

At the Smooth Flow Group, our family of subsidiary companies are what make up our leading service range, each with their own specialties for civil works, equipment and labour hire, and more for statewide clients. 


Having worked with some of South Australia’s most prestigious clients to deliver a comprehensive suite of full-service offerings for their projects with ease, the Smooth Flow Group of companies is what sets us apart.


Learn more about companies by taking a look at their unique range of services, and learning how each can assist your projects:


Smooth Flow Civil Contracting

Send It Marine

Send It Marine offers an array of small watercraft for hire, catering to diverse marine needs such as marine surveying, recovery operations, and floodwater assistance. Our fleet of well-equipped watercraft provides the platform you need to carry out specialised tasks in marine environments, which is why, with a dedication to safety and efficiency, Send It Marine is your local partner for accessing water-based projects with confidence.

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Smooth Flow Civil Contracting

Smooth Flow Traffic Management

Smooth Flow Traffic Management is a trusted name in the South Australia-wide traffic control and management services. We specialise in crafting comprehensive traffic management plans that ensures safe and organised traffic flow for events, mine sites, civil work sites, remote areas, and more.


With a fleet of experienced traffic controllers and a range of road signage options for hire, we facilitate smooth and secure traffic operations with a commitment to safety and compliance that makes us a valuable partner for road projects and urban management initiatives.

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Smooth Flow Hydro Excavations

Smooth Flow Hydro Excavations & Service Locating

At Smooth Flow Hydro Excavations, we offer cutting-edge hydro vacuum services and non-destructive digging techniques, with an advanced approach to underground mapping and location that provides highly accurate insights for various projects. 


With a focus on complete safety and precision for all non-destructive digging or underground location services, we address the challenges of sub-surface work efficiently and effectively. Whether it's for utility installations, excavation projects, or environmental assessments, our skilled team delivers reliable results that meet civil industry standards.

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Our policies and accreditations

As a local industry leader, the Smooth Flow Group is committed to operating at the highest standards, and with accreditations that reflect our dedication to safety, quality, and environmental responsibility as part of all of our project works. Our aim is to secure all necessary certifications for all businesses operating under the banner of Smooth Flow Group.


Accreditations and memberships

  • ECAAS

    • The Smooth Flow team

    The Smooth Flow Group is built on the expertise and dedication of our team members, who, with their wealth of knowledge in both civil engineering and construction industries, ensure that each project is delivered to the highest of standards.


    Take a look at our team bios page to learn more about each of the people behind the Smooth Flow Group and how they can help you bring your project to life.

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    Areas we service

    Based in Berri, Smooth Flow Group serves across the whole of South Australia, with our complete services extending to such key regions as: 

    This expansive service range allows us to cater to the diverse needs of projects across the state, ensuring that our expertise is accessible wherever it's required.

    Contact us

    If you have any further enquiries about the Smooth Flow Group, be sure to get in touch with us today for information or to discuss the requirements of your project needs. Give our team a call or leave us a message via our online contact form and we’ll be sure to get back to you as soon as we can.

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    Visit us

    26B Kay Ave, Berri SA 5343, Australia

    Contact Us