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    Metres of Trenching & Counting
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    Local Excavating & Earthmoving Contractors in Melbourne

    With the help of our knowledgeable earthmoving and excavation contractors, discover Melbourne’s landscape potential.

    Focusing on trenching, bulk earthworks, and exact site preparation, we provide customised solutions for commercial, industrial, and residential projects. With state-of-the-art tools and a dedication to security, our knowledgeable staff produces outstanding outcomes.

    Put your trust in us to handle Melbourne’s challenging terrain. For expert excavation services that turn dreams into reality, contact us today.

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    Kosta & Sons is a family-run business. We specialise in all aspects of excavation work, drainage, plumbing, dirt & rock haulage. With over 12 years of experience, there isn’t too much we haven’t seen. What sets us apart is our pride and enthusiasm for what we do.

    Your leading choice for excavation services.

    Why Choose

    Kosta & Son's Excavation Contractors?

    Kosta & Sons Excavation has been in business for over 12 years. We are a family-owned and operated business. We offer various services, including drainage, plumbing, excavation, demolition, Bathroom & Kitchen renovations, concrete cutting and concrete removal. Whether you need to hire mini excavators, construction excavation services, or drainage services, look no further than Kosta & Sons. We offer a full range of industrial-grade equipment, such as tipper trucks, mini excavators, and more. You can talk to our licensed contractors, who are available 24/7 to respond to your needs and can provide excavation, post-hole digging, and trenching for any project, big or small. We provide a 100 percent satisfaction assurance when you visit us. Rest assured that with us, you are in capable hands. Ready for an estimate without commitment? Contact us right away!

    Why Choose
    Why Choose
    Our USPs

    Experience makes a difference.

    Reliable & Proven

    Reliable & Proven

    We offer various services, including drainage, plumbing, and excavation. Our services are the best in the industry, so you can be sure we'll get the job done right. Contact us today to get started!



    Kosta & Sons is a trusted name in drainage, plumbing, and excavation. We have been providing quality services to our customers for over 12 years and have a reputation for being reliable and trustworthy.

    Experts & Staff

    Experts & Staff

    We always put our customers first. Kosta & Sons has a team of licensed and industry-leading experts ready to help with all your drainage, plumbing, and excavation needs. We offer a wide range of services, and we are always available to answer any questions you may have. We aim to provide you with the best possible service and are always available to help.

    Our Services



    Resolving issues regarding drainage is vital to avoid delays in project timelines. Rest assured, Kosta and Sons is here to...



    Looking for expert excavation services in Melbourne? Kosta and Sons offer solutions for building projects, landscaping, and complex earthmoving tasks....

    Non Licenced demos

    Non Licenced demos

    At Kosta & Sons we also offer non licenced demolition work which are but not limited to Driveway demolition, old...

    Plant Hire

    Plant Hire

    Learn about our top-notch earthmoving equipment and plant solutions in Melbourne. We have a wide range of plants and machinery...



    Local Melbourne plumbing services offer quick and dependable fixes for plumbing problems. Skilled experts provide a variety of services, guaranteeing...

    Retaining walls/Colorbond Fencing

    Retaining walls/Colorbond Fencing

    Changes in ground elevation or soil can impact your property's structural integrity. Avoid foundational damage to your building by constructing...

    The quality you deserve, and dependability you can count on.

    Frequently Asked Questions

    What types of excavation services do you offer?

    At Kosta And Sons, we are committed to offering excavating contractors services that are tested and tailored for superior quality and craftsmanship. Here is the range of services we offer:

    • Drainage
    • Excavation
    • Non Licenced Demos
    • Plant Hire
    • Plumbing
    • Retaining Walls/Colorbond Fencing
    • Rock Breaking
    • Concrete Removal
    • Driveway Removal
    • Rock Removal

    At Kosta And Sons, we are expert excavation contractors in Melbourne specialising in dealing with all facets of drainage, excavation, and other various dependable and top-notch services. We have been working in the challenging terrains of Melbourne for 12+ years now, and rest assured that your needs are met with us.

    How do you ensure safety during the excavation process?
    • We work by identifying any potential hazards to ensure we are prepared to handle tricky situations with utmost responsibility and care.
    • Our experts conduct a thorough risk assessment to understand the extent of damage identified hazards can cause.
    • Our team then implements practicable and the most effective control measures.
    • The implemented control measures are then assessed to ensure safety and efficiency.
    • We also conduct multiple risk assessments and inspections as required by the Government bodies to ensure the area is safe to work in.
    What equipment do you use for excavation, and is it well-maintained?

    Yes, we ensure that all our equipment is in good working order and aligns with compliance requirements and safety standards.

    At Kosta And Sons, our excavating contractors focus on using only cutting-edge equipment paired with the latest and most effective methods to provide accurate trenching, site preparation, land grading, and earthmoving. This, in turn, ensures safety and elevated quality.

    Our earthmoving contractors align equipment with project goals, timelines and the budget you have. We are flexible in our selection of equipment to match methodologies and deliver top-notch solutions.

    What permits and approvals are required for excavation, and will you handle the paperwork?

    At Kosta And Sons, we have a team of experienced and licensed experts who are always ready to help. We have the necessary permits and are well-versed with guidelines and regulations to ensure a safe and hazard-free environment for working. We always put you first, and our industry-leading experts are always looking forward to helping you with their expertise. We offer a wide range of specialised services, and our team is always available to address any service-related concerns you may have.

    What is your experience with handling environmental considerations during excavation?

    We at Kosta And Sons, leading excavation contractors in Melbourne, understand our responsibility towards the environment and our general practices reflect the same. To ensure that our services do not hinder the environment, our experts take necessary precautions such as identifying potential materials that can be recycled, adequate disposal of waste from the site, creating a highly effective plan to tackle unforeseen situations, using state-of-the-art machines and the latest technology to ensure lesser carbon emissions and being considerate to the surrounding environment where we are working.

    What is your timeline for completing the excavation work?

    During our initial conversations, we aim to gauge the extent and intensity of work that the site requires. Based on this information, we usually calculate an expected timeline under which we can deliver the work. Rest assured that our experts consider all the necessary factors before quoting a timeline. All our practices are in accordance with the latest guidelines. As trusted excavation contractors in Melbourne, we aim to offer high-quality results and unmatched dependability to our customers, regardless of how small or big the project is.

    Do you offer any warranties or guarantees for your excavation work?

    Every project is different and calls for varied specialisations and the use of tools. While our team at Kosta And Sons excavation company is committed to delivering the best services that are highly effective and detail-oriented, we also acknowledge the fact that not every project deliverable is the same. As a family-owned business running for 12 years now, we aim to ensure that you get the best excavation experience. Speak with our experts to know how we can add to your peace of mind.

    You can feel at ease with our vast experience and expertise in excavation and earthmoving.