GCE Contractors hold the following licenses and certifications:

• AS/NZS 4801:2001 – Occupational Health and Safety Management Systems.
• ISO 9001:2015 Quality Management Systems
• ISO 45001:2018 Occupational Health & Safety Management Systems
• ISO 14001:2015 Environmental Management Systems
• License to perform Demolition Work (Queensland Government)
• Regulated Waste Transport permit (Department of Environment and Heritage Protection)
• Prequalified with the Department of Transport and Main Roads under the Austroads’ National Prequalification System for Civil (Road and Bridge) Construction Contracts (Roadworks Level R1; Financial Level F10; Prequalification Status: FULL).