# Kneebone & Beretta Consulting (KBG Consulting) > Consulting structural and civil engineers based in Castle Hill, Sydney, established 1963. KBG provides structural design, civil and stormwater design, inspections, engineering reports, and certification for residential (including Class 2 multi-residential), commercial, and industrial projects across greater Sydney. A director is responsible for every project. ## About the firm Kneebone & Beretta Consulting Pty Ltd (trading as KBG Consulting) was established in 1963 and has spent more than six decades helping Sydney homeowners, builders, architects, designers, certifiers, and developers deliver safe, compliant, and buildable projects. From its office in Castle Hill, the firm provides structural and civil engineering services across the Sydney metropolitan area, covering residential renovations and townhouse developments through to multi-storey residential, commercial buildings, aged care facilities, bridges, and industrial structures. Over its history the firm has completed more than 50,000 separate commissions and has acted as consulting engineers to several Sydney councils, including Hornsby, Parramatta, and The Hills. The principals are NER-registered Chartered Professional Engineers, and the firm is registered under the NSW Design and Building Practitioners (DBP) Act. An internal quality management framework is based on the principles of AS/NZS ISO 9001. KBG Consulting is part of the KBG Group, working alongside sister practice KBG Planning & Design (architectural design and town planning at kbgplan.com.au), so clients can move through architectural design, planning approvals, and structural engineering on the same project. ## Principals - Mark D Thomas, Principal and Director. BE, MIEAust, CPEng (Reg), NER Registered, NSW DBP Act registered. Works across the full range of structural engineering services with a focus on residential and commercial projects. - Angelo J Vardouniotis, Principal and Director. BE, MIEAust, CPEng (Reg), NER Registered, NSW DBP Act registered. Extensive experience across residential, aged care, commercial, and civil engineering, with a focus on technical advice, structural assessments, and certification. ## Services ### Structural design New homes, additions, alterations, duplexes, Class 2 multi-residential apartments, and commercial and industrial structures. Includes footings and foundations, concrete slabs, steel beams and lintels, timber framing, load-bearing wall removals, retaining walls, basements, structural framing, construction documentation, and reinforced concrete swimming pools. ### Civil and stormwater Civil and stormwater design, primarily for residential projects and available for commercial and industrial sites, prepared to local council requirements. Includes residential stormwater design, gravity pipe-flow systems, charged-line systems, on-site detention (OSD) systems, absorption and infiltration systems, driveway crossover design and geometry, and drainage for additions, alterations, and new builds. ### Structural inspections Inspection of existing structures with clear advice on condition, risk, and next steps. Covers cracking and movement, wall/floor/ceiling defects, storm or impact damage, foundation concerns, retaining wall issues, pre-purchase structural advice, renovation feasibility, compliance concerns, and builder or owner-requested inspections. ### Engineering reports Professional reports for approvals, rectification, property matters, and construction support. Includes structural inspection reports, dilapidation reports, defect reports, adequacy reports, remedial recommendations, council or certifier reports, insurance-related reports, condition assessments, and expert witness reports. ### Certification and compliance Structural certification and engineering documentation for approvals, completed works, and compliance. Includes structural certificates, design certification, construction-stage inspections, adequacy certificates, compliance documentation, certification for beams/walls/slabs/framing, and NSW DBP Act compliant documentation. ## Selected projects - Parramatta River pedestrian bridge, a cable-stayed footbridge in Parramatta. - Residential units, Zetland (City West Housing), approx. $25M. - High-rise units, Hornsby (Gambini Pty Ltd), approx. $20M. - Pymble Class 2 residential units, approx. $16M. - Beecroft residential units, approx. $13M. - Bowden Brae Aged Care Facility, Normanhurst, approx. $12M. - Bethel Christian School additions, Mt Druitt, approx. $10M. - Bankstown public carpark (Bankstown City Council), approx. $5M. - Brooklyn Fire Station, Fire & Rescue NSW. - Liverpool Catholic Club pool, reinforced concrete pool structure. - Bridges at The Ponds, Kellyville; footbridge at Lakes of Cherrybrook; boardwalk bicycle path, Rydalmere (Parramatta City Council). - BHP Fume Suppression Plant, Port Kembla, approx. $8M; QAL Calcination Plant Upgrade, Gladstone, approx. $8M. ## Frequently asked questions - Do I need a structural engineer? You may need one if your project involves load-bearing walls, beams, slabs, foundations, retaining walls, structural defects, cracking, additions, or certification. - Can you provide a quote before starting? Yes. Once the scope is understood and the available information reviewed, a clear quote is provided before work commences. - Do you do site inspections? Yes. Inspections cover structural issues, proposed alterations, damage, cracking, movement, defects, and completed works requiring assessment. - What documents should I send? Plans, photos, site address, council or certifier correspondence, architectural drawings, survey information, and a short description of what you need. - Do you work with builders and architects? Yes. The firm works with homeowners, builders, architects, designers, certifiers, developers, and property professionals. - How quickly will you respond? Typically within one business day after receiving your project details. ## Contact - Phone: (02) 8850 0799 - Email: info@kbgconsulting.com - Office: Unit 18, 7 Anella Avenue, Castle Hill NSW 2154, Australia - Hours: Monday to Friday, 9:00am to 5:00pm - Service area: greater Sydney metropolitan area - ABN: 43 734 246 264 - LinkedIn: https://au.linkedin.com/company/kbgconsulting ## Memberships and registrations Engineers Australia, Consult Australia, Association of Consulting Structural Engineers (ACSE). NER registered. NSW DBP Act registered.