Navigate

Offices

HEAD OFFICE

893 Great West Road,
Brentford
Middlesex
TW7 5PD



Our Team

Signature Build provides a suite of bespoke residential building and renovation services to bring your vision to life.

Our expert team, comprising Project Managers, Architects, Engineers, Site Managers, Carpenters and Joiners, has the capability of handling every phase of your home’s development, from planning and construction through to exquisite interior fittings and finishes.

Jamie Mills – Managing Director

Jamie has overseen Signature Build’s growth and the company’s evolution to become a principal contractor known for both successful prime central London residential work and heritage listed building refurbishment and development.

Passionate about high-quality standards; Jamie has created a driven, dedicated team who instil a ‘quality first’ approach in every project.

“We take the aspirations of our clients and their design team and bring them to life. These aren’t just buildings, they’re homes, where families create memories, where children grow up and where couples grow old together. It’s with this in mind, we strive to deliver truly exceptional living spaces for our clients and their families.”

Sharif  El-Sayed – Head of Operations

As Signature Build’s Head of Operations, Sharif brings over 15 years of construction industry experience, he ensures thorough oversight of our projects, precise cost management, budgeting, and financial planning. Sharif joined Signature Build as Senior Quantity Surveyor in 2024, his detail-oriented approach, strong analytical skills, and effective negotiation made him invaluable to our team and soon resulted in promotion to Head of Operations. Sharif’s commitment to excellence aligns perfectly with Signature Build’s core values, ensuring successful project execution.

“We believe that excellence should be accessible to everyone, and our dedication to superior workmanship ensures that every project is completed with meticulous attention to detail.”

Nicola Warwick – Business Development

Nicola supports Signature Build in its growth and the implementation of strategy, securing our position in the market as a principal contractor committed to excellence and delivering on the company’s strongly held values in quality, ethics and sustainability. Nicola has over 20 years experience delivering projects and has spent the previous decade working with the construction industry.

“Jamie has been at the helm of Signature Build’s establishment and growth, it’s an exciting time to join him in driving the company forward with a focused vision and commitment to our values.”

Richard Diaz-Lopez – Principal Architect – RIBA

Richard studied architecture at Westminster and The Bartlett School of Architecture London, becoming a fully qualified architect registered with the Royal Institute of British Architects in 2004. Over a 20 year period, Richard has gained extensive experience working on residential developments, retail, mixed-use, master planning and private residential having worked for some of London’s leading award-winning architectural design led practices.

“I consider my work to be rigorous, contextual and contemporary. I have no pre-conceptions or follow any style, my approach on each project is individually tailored to the clients brief with the aim to produce architecture that is seamless, beautifully crafted and which responds within its immediate context. “

Nick Davenport – Senior Site Manager

Nick strengthens the operational team’s expertise in high-end residential construction. Joining Signature Build in 2025, Nick brings over 40 years of experience in the construction industry, with signifiant experience of delivering high-end residential projects to exceptional standards. An NHBC award-winning site manager, he has led teams on large-scale developments, complex refurbishments, and prestigious heritage restorations.

“I’m lucky enough to work in a job that I am passionate about and throughout my career, I’ve enjoyed and taken pride in having a client-facing role. I believe in valuing the people I work with, the outcome being that my team produces excellent results on time and within budget.”

Rob Mills - Signature Build

Rob Mills – Senior Site Manager

As Senior Site Manager, Rob Mills oversees all operational aspects of projects on-site, ensuring smooth execution and exceptional results. With a career that began as a 15-year-old apprentice, Rob has risen through the ranks of the construction industry, amassing extensive experience in delivering a wide range of projects, including listed building restorations, bespoke new builds, and complex extensions and renovations.

Rob is known for his client-focused approach, collaborative leadership, and commitment to quality and sustainability. Rob fosters a cooperative environment that drives success for every project. Friendly, dependable, and a true ambassador for Signature Build’s values, Rob consistently ensures the highest standards in both craftsmanship and client satisfaction.

“I have a proven track record of managing complex projects, my expertise and dedication are valuable in bringing clients’ visions to life.”

Gabriel Zoita – Construction Manager

Gabriel’s journey in residential construction began in 2006 before joining Signature Build as a Site Manager in 2019. Gabriel coordinates and oversees all site activity, liaising with key partners, such as the project architect, and ensuring latest design, engineering, and construction specifications are met.

“When the design intent takes shape and everyone is really excited about the
standard of workmanship, that’s really satisfying.”

Ann Spickett – Finance Manager

Ann Spickett is not just a Finance Manager; she’s the driving force behind the seamless financial operations at Signature Build. With her unrivalled expertise in working with Construction clients, Ann goes above and beyond to establish a profound understanding of the business’s unique needs.

To Ann, business transcends mere numbers — People are the always the priority.  I am passionate about helping others grow and improve and Signature Build is such an exciting client to work with. I’m proud to be a part of the team.

Amy Bailey – Accounts Associate

Accredited bookkeeper, Amy, manages all aspects of Signature Build’s finances, including managing payments and invoices, payroll, and other day-to-day financial transactions. An experienced construction firm bookkeeper, Amy makes sure our back-office operations run like clockwork.

“The best part is the great business relationships I get to build with our suppliers and clients at Signature Build.”

Download our Brochure

Whether you're envisioning a dream project or seeking inspiration for your next renovation, our brochure is your key to discovering more about Signature Build, our team and our extensive services.