45 years in operation and 15,000 projects completed.

Neilly Davies Consulting Engineers is a multidisciplinary engineering consultancy based in North Sydney. Established in 1977, the company has built its reputation over 45 years as specialists in the building and infrastructure sectors.

Experienced Engineers

Neilly Davies Consulting Engineers operates primarily in the building and infrastructure sectors, specialising in variety of engineering services, including additions and alterations to residential homes, structural assessments, remedial engineering designs and technical reports. In addition, we also provide civil and hydraulic (stormwater) design services for clients ranging from residential to commercial and government entities.  

Committed to Quality

We are familiar with working with various Councils around Sydney. Our engineers are well versed in complying with local Council requirements as well as abiding by the relevant Australian Standards. We are also committed to updating project deliverables according to client feedback, ensuring that all client needs are met.

A Client Centric Approach

The firm has a network of partners for specialist architectural, environmental, geotechnical, and surveying services, which allows the firm to provide a single point of contact for clients. Most importantly, Neilly Davies can effectively integrate each of the above disciplines to deliver innovative, practical, and cost-effective solutions for any project no matter its scale or complexity.

Recognised by Industry

Neilly Davies are leaders in engineering design and maintenance services. That is why the firm has been recognised by the following professional institutions:

  • Transport for NSW
  • Engineers Australia
  • New South Wales Building Professionals Board
  • Queensland Board of Professional Engineers
  • Victorian Building Practitioners Board

Neilly Davies has been endorsed by several federal, state, and local government authorities as preferred specialist engineers, including the Australian Government Department of Defence, New South Wales Urban Growth (Landcom), and the City of Sydney Council.


Over the years we have worked with private homeowners, architects, builders, developers, strata managers, aged care providers, schools, hospitals, corporations as well as local, state, and federal government authorities. A selection of major clients is listed below.

Ready to Get Started?

Get a Quote