RSJ Building Group Pty Ltd is a Melbourne-based construction company delivering high-quality residential and commercial projects with a commitment to workmanship, structural integrity, and reliable project delivery.
Founded and led by Rabeea Ellaz, a Registered Residential Unlimited Builder (CDB-U 101614) and Commercial Builder – Limited to Medium Rise (CCB-L 100433), RSJ brings together extensive site experience and deep technical understanding gained through years of construction and engineering practice.
We specialise in new home construction, extensions, renovations, remedial works, underpinning, insurance repairs, and commercial fit-outs, providing clients with a complete and compliant building service. Our approach is grounded in transparency, accurate communication, and strict adherence to the NCC and Australian Standards.
What sets RSJ apart is our ability to combine practical building expertise with strong engineering insight. We work closely with surveyors, engineers, and trusted trades to ensure every project is constructed correctly from the outset and finished to a high standard. No shortcuts – just reliable, durable, and well-executed work.
At RSJ Building Group, every project is treated with the same care and precision as if it were our own. Clients trust us because we deliver consistent quality, maintain open communication, and stand by the work we produce.
Specializing in large-scale projects, including office complexes, retail spaces, and specialized industrial facilities. We deliver on time and on budget.
Creating high-quality, sustainable homes and residential communities. From luxury custom builds to multi-family units, we focus on durability and modern design.
Expert oversight of every detail: budgeting, scheduling, permitting, and subcontractor coordination. We simplify complexity so you can focus on your vision.