Services

All services are underpinned by BGBS Project Consultancy's proprietary AI-driven estimating and reporting architecture, ensuring maximum speed, transparency, and cost certainty.

For Architectural Practices

Stage-by-Stage Cost Estimates (NRM1)

Providing structured, reliable elemental cost plans aligned with RIBA stages — from early feasibility to detailed pre-tender estimates — to keep designs strictly aligned with client budgets.

Unpriced Tender Schedules

Generating clean, itemised schedules of work and bills of quantities that enable fair, apple-to-apples contractor bidding and transparent cost comparison.

Design Risk & Value Engineering

Assisting design teams with real-time feedback on material selections, specifications, and design alternatives to avoid expensive post-tender redesigns.

For Private Clients & Homeowners

Pre-Construction Cost Feasibility

Establishing a realistic, data-driven financial baseline before committing to architectural design fees or planning applications.

Professional Team Assembly

Leveraging a 40-year industry network to help curate and coordinate the ideal mix of architects, structural engineers, interior designers, and specialist surveyors.

JCT Contract Administration

Acting as your independent professional representative to administer building contracts, manage milestone valuations, inspect quality, control variations, and protect your financial exposure from start to final account.

For Main Contractors

Outsourced Estimating Services

Supplementing your in-house estimating capacity with fast, highly accurate turnaround on tight deadlines.

Rapid Stage 1 Estimates

Transforming high-level planning drawings and architectural concept packages into reliable baseline estimates.

Detailed Stage 2 Priced Schedules of Works

Producing granular, fully priced, and risk-analysed schedules of work ready for client presentation and procurement.

Ready to discuss your project?

We work with private clients, architects, and contractors on residential projects up to £1 million across London and the surrounding areas. Get in touch to discuss how we can support your next project.