Alex Brown

Expertly experienced in media relations, copywriting, and social media for both B2B and consumer businesses. Alex is a media magician and can turn even the most obscure (and dry!) subject into credible media coverage across a range of trade press, consumer titles and national (and international) broadcast media.

Sophie Irvin

A social media enthusiast and marketer, Sophie creates and delivers clickable client social content across multiple platforms -tailoring her strategy to each client to achieve visible results. Always on a mission, and usually delving into analytics to help keep client audiences engaged.

Diana Stephenson

Our founder, Diana, is an all-round marketer experienced in driving national, regional, and local campaigns. Clients benefit from this wealth of knowledge and know-how when she is planning campaigns for them across both traditional and digital channels. Her passion is building client relationships and that's no doubt why they tend to stick around.

Julia Bickerton

Julia is experienced in building relationships with clients that deliver successful campaigns for all our brands that have to come to rely on her sage advice and knowledge. Coupled with her extensive little black book of media placement contacts, her keen eye for detail clinches clients the very best opportunities to showcase their products and services.

Karoline Peach

Karoline has over 20 years’ experience working in full-service marketing agencies across the UK. She specialises in PR and copywriting with past clients ranging from leading property developers to law firms, theme parks and even the British Army! An avid reader and follower of current affairs, Karoline loves nothing more than curating engaging content across multiple channels.


Bailey is one of our much-loved office dogs who regularly comes into the office. Amongst other skills, Bailey is known for her ability to reduce stress and boost team morale. She is the paw-fect addition to the team.

Clare Booth

Clare’s background has pretty much always been in PR and marketing and has worked both agency and client side (but much prefers the excitement of agency life!) As a natural ‘people person’, Clare enjoys getting to know her clients and has previously managed several accounts across various sectors. Outside of work, Clare can be found spending time with her 2 little boys, getting up to all sorts of adventures!

Tacita Berriman

Tacita has 8 years of experience in PR and communications, with specialist experience in technology, healthcare, and the education sector. She specialises in writing engaging, relevant content and loves to really get into the cogs of her client’s businesses to find out what makes them tick.

Meredith Stephenson

Meredith is our Junior Marketing Executive and joined Calvin after graduating from Leeds Trinity University with a First Class Honours in Business & Marketing. A dab hand at design, Meredith is our go-to for presentations that pack a punch, she’s also got an eye for creative social content and putting together press releases. Outside of work, Meredith enjoys being in the kitchen and the great outdoors!

Katie Smith

Katie is passionate about developing her creative skills through content creation that showcases and elevates her clients. With a keen eye for design and innovation, Katie loves to be creative outside of work too and can often be found in the kitchen baking her next masterpiece!