Dedicated to your Goals and assisting property owners with Compliance.


Welcome to D. G. Certifiers

We have the resources and have built excellent industry relationships over time, to provide you with everything that is required for Building Certification and Approvals and Pool Safety.

D. G. Certifiers working with home owners, home builders, owner builders, property developers and other industry professionals providing private certification services, issue of building approvals, inspection services and consultancy services.

Working with you to provide the expertise and professional service which we customise and simplify for you, specific to your project to achieve your goals.

We provide building approvals and inspection services throughout Queensland to include the following Local Government areas:

  • Brisbane
  • Moreton Bay
  • Sunshine Coast
  • Gympie

  • Somerset
  • Scenic Rim
  • Gold Coast
  • Logan

  • Redlands
  • Ipswich
  • Lockyer Valley


Building Certification and Consultancy Service

  • New houses
  • Alterations, additions, renovations
  • Studios/Secondary Dwellings/Granny flats
  • Underpinning, house raise
  • Sheds, Carports, Garages
  • Decks, Verandas, Patios, Pergolas, Shade Sails
  • Enclosing in garage or patio/deck
  • Retaining Walls, Block-wall fencing
  • Industrial commercial sheds up to 2000sqm
  • Mezzanine floors in sheds, total area of 2000sqm
  • Swimming pools, spas and plunge pools
  • Demolitions and Removals
  • Small Lot Assessment
  • Facilitate Energy Efficiency Assessments
  • Manage Amenities and Aesthetics applications to Council
  • Manage Design and Siting applications to Council
  • Manage Plumbing applications for new works to Council
  • Manage Build Over Sewer applications to Council
  • Town Planning assistance & liaison with Town Planning Consultants

Onsite Visit Consultancy Service

D. G. Certifiers Pty Ltd provides the property owner, designer, or builder with specific approval and Building Code advice at the concept design stage to save you design time and project costs and if the building work is existing, then what would be required to gain an approval and final certification.

We can provide you with upfront Building Code consultancy advice to guide you through all requirements. To arrange an appointment for our Building Certifier to attend onsite, please complete the Online Enquiry Form, or telephone our Narangba Office on (07) 3385-5004. Fees Apply.

What our Customers are Saying

  • Very professional and helpful. Would highly recommend the services that D G Certifiers provide.

    Nathan Dew
  • Fast and professional…. Job well done.

  • Great service and excellent communication throughout my owner build experience. Would recommend Darryl and Deb to all.

    Mario Chetcuti
  • Very professional operation with excellent support staff.

    Richard Bugala
  • Very professional. Reviewed the work required then gave a detailed summary of what was needed to get the project approved. This included fees payable and the time frame for the approval process. I would highly recommend using DG Certifiers.

  • I was very happy with the quality of service and professionalism provided by Darryl. I would definitely use him again and highly recommend his services.

    Trevor Huston
  • I recieved perfect service from DG Certifiers. They were very thorough and professional in their assessment and I wouldn’t hesitate to recommend them.

    Thierry Lonhienne