Principle appoints experienced senior manager for expanding London office

Her appointment comes as Principle was recently named Managing Agent of the Year (15000+ units) at the ACE Awards 2025. 

Staff numbers at the company have just increased to above 100, with the number of units under its management now at 25,000 – a 25% jump over the past six months. 

Rachael Hornby, director of Principle’s London office, said: “We're delighted to welcome Lisa-Marie to our London team as associate director. 

“In her new role at Principle, Lisa-Marie will be stepping in to help oversee London operations, helping to drive our growing presence in the capital. 

“Her wealth of experience will support our commitment to delivering excellent customer service while leading and developing our London team. 

“Lisa-Marie has huge experience in the sector, having started her career in retail management on Oxford Street before transitioning into property management in 2012. 

“Throughout her career, Lisa-Marie has worked across both social housing and national managing agents, overseeing developments of all sizes and managing diverse teams. 

“Her extensive experience includes working closely with developers and various residents' management companies, giving her deep insight into the London property market.” 

Outside of work, Ms Bradnock is an avid sports fan who enjoys watching football and tennis. 

She is passionate about fitness, participating in Fight Klub and running, and her impressive athletic achievements include completing three marathons and one ultramarathon.  

Commenting on her new role, Ms Bradnock said: “I was particularly drawn to Principle's fresh approach and commitment to innovation. 

"What attracted me to Principle is that they're questioning how we can do things differently. 

“We're focused on delivering a fantastic service while ensuring our staff and team are properly equipped and supported. 

“I'm also excited about working with these beautiful buildings in London - they really are jewels in the portfolio.

“I’m looking forward to joining Principle and feel my knowledge of the local property market and passion for exceptional service delivery will help to grow Principle's presence in London.”