A1 Certifier was primarily developed to deal with the planning assessment provisions and Building Certification of all development types inclusive of high end industrial, commercial and residential. With National Accreditation covering Queensland, Northern Territory and Western Australia, we are able to offer Coast to Coast Planning and Certification services for a total area of 5.92 million km². A1 Certifier was established recently in 2017 due to the growing demand for quality Certification Services and the necessity to broaden the services that could be provided, so as to offer multi-disciplinary Town Planning, Building Certification, Structural Engineering, Hydraulic Engineering, Civil Engineering, National Construction Code Consultation services, accessibility consultation and the extremely specialised Fire Engineering services under one banner.

Cert Lane Building Certifiers is a trusted provider of professional building certification services across New South Wales. Serving major regions including Newcastle, Sydney, the Central Coast, Lake Macquarie, Port Stephens, and the Hunter Valley, Cert Lane brings expertise in navigating local building regulations and certification requirements. Our team specialises in efficient, reliable certification solutions tailored to help developers, builders, and property owners achieve compliance with confidence. Whether it's residential, commercial, or industrial projects, Cert Lane ensures a seamless, transparent process to keep your projects on track and fully certified.

Buildwise Certification is a building certification and a Professional Building Consultancy Firm based in Tamworth NSW, covering Gunnedah, Armidale, Narrabri, Quirindi, Scone and surrounding areas.

Our team provides a full range of certification and consultation services for commercial and domestic buildings of any size to the entire Northern Territory and Queensland.