IN+ADDITION specialises in Brand Communications, Special Projects and Consulting for Luxury, Fashion and Lifestyle.

Our approach is 360, integrated and bespoke, tailoring our teams and expertise to each individual client, allowing for meaningful impact and growth.

We act as an extended in-house team for our clients, providing a spectrum of services, from omni-channel communications, influencer relations and special projects to brand strategy, image making and distribution.

Our strength lies in our ability to add value by nurturing talent, fostering brand growth and driving visibility across channels of influence, tapping into the power of our extended network.

We take a global approach, bridging continents and markets. Our client portfolio comprises of stand out designers, retailers and individuals that we identify as having a unique and authentic vision and to whom we give our full commitment.

Adding value is at the heart of what we do.



Katrina Macpherson founded IN+ADDITION in 2010, with a vision to support brands and people with their business growth by uniquely combining her expertise in Brand Strategy, Communications and Special Projects. Her holistic 360 approach comes after many years of experience in the luxury and fashion sectors, previously working in house in Marketing and Communications for Harrods, the British Fashion Council, Louis Vuitton and Vogue.

With a Masters in International Business from Edinburgh University and speaking over five languages, Katrina has built IN+ADDITION to have a truly global outlook, traveling regularly to key fashion hubs and specialising in emerging markets such as the Middle East, South America and Africa.



Lois Clark joined IN+ADDITION in 2015 and became the Co-Founder  and Managing Director of IN+ADDITION COMMUNICATIONS in 2017, a specialist division dedicated to press relations, social and digital influencer engagement and VIP dressing as an integrated service.

A highly dynamic and skilled PR expert, Lois lives and breathes the fashion and media industry, and is greatly motivated by the success of her clients and delivering to the highest standard.

Prior to IN+ADDITION, Lois held Communications and Event roles at Harrods, Selfridges, the British Fashion Council and Tory Burch, having graduated from London College of Fashion in Fashion Management.