Green Manor Building Ltd is a trusted name in premium construction across Sussex and the South East. With decades of expertise, we specialise in bespoke residential builds, luxury renovations, commercial developments, and office-to-residential conversions. Our reputation is built on exceptional craftsmanship, meticulous project management, and a client-first approach. We work closely with every client to deliver tailored solutions that combine functionality, style, and long-term value. Committed to quality, sustainability, and precision at every stage, we transform visions into spaces that stand the test of time.
Experience You Can See, People You Can Trust.

Managing Director
Brian O' Connell
With extensive experience in construction and leadership, Brian upholds the company’s trusted reputation. His commitment to delivering exceptional results, ensuring quality, and fostering lasting client relationships drives the company’s continued success and satisfaction.

Construction Director
Mark Francis
Oversees the execution of construction projects, ensuring they are delivered on time, within budget, and to the highest quality. Manages operations, maintains safety standards, and ensures efficient project execution, driving operational success throughout each phase.
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Quantity Surveyor & Office Manager
Max Gilder
Manages project costing, ensuring accurate budget forecasting, control, and optimisation at each stage. Prepares tenders, manages valuations, and ensures financial efficiency. Oversees contract administration and daily office operations, maintaining high standards across all projects.

Major Projects Manager
Ian Laslett
Oversees high-profile developments, managing all stages from planning to completion. Coordinates site managers, maintains client communication, and ensures adherence to industry standards. Focused on delivering efficient, high-quality projects while ensuring client satisfaction at every step.