Sian-Louise Tangney

Siân‑Louise Tangney, BA MARLA, is a seasoned advisor in London's prime residential market, specialising in Battersea and prestigious riverside developments. She has orchestrated several high-value deals across the capital and secured myriad price-per-square-foot records, establishing her as a trusted expert in the luxury residential sector.

Her career has seen rapid progression since she began in 2017, gaining her ARLA qualification as a Lettings Negotiator at Douglas & Gordon. She quickly rose through the ranks to become a Sales Manager overseeing two departments within just three years. Joining Knight Frank in 2022, she was promoted to Associate Partner and was named Newcomer of the Year in 2023. In 2024, she launched her personal brand as an independent advisor with London House.

Siân‑Louise's distinctive approach is defined by cultivating affable, longstanding relationships grounded in trust, honesty, and collaboration. A former actor and performing arts graduate, her blend of corporate expertise and creative storytelling has made her a recognisable face in London's property scene and social media. Her captivating 'through-the-keyhole' property tours and ‘day-in-the-life’ content has gained her a massive platform of engaged followers drawn to her creative journey.

She brings a compelling, content-led approach to marketing and a steadfast relationship-first mindset, offering each client and each property the meticulous attention it deserves.