Gyamfia Osei


Gyamfia has a BA in Ancient History from the University of Exeter. She began her career in publishing working as a Bookseller at Waterstones, before joining Caskie Mushens as Literary Assistant to Juliet Mushens and Robert Caskie. She returned to the U.K. after living in Amsterdam for two years, where she managed international sales for The Pepin Press and held the role of Editor for Plural Magazine. She has been building her list at TGLA since early 2021, focusing primarily on commercial women’s fiction, genre fiction, cookbooks, cultural history and contemporary Children’s books.

Gyamfia believes that the books on our shelves should represent the streets that we walk down, and so is extremely passionate about finding new and diverse talent. Her favourite books include If I Don’t Have You by Sareeta Domingo, Zoe’s Ghana Kitchen by Zoe Adjonyoh, Captain Corelli’s Mandolin by Louis de Bernières, Grown Ups by Marian Keyes, Get a Life, Chloe Brown by Talia Hibbert, Magpie Murders by Anthony Horowitz and Brit(ish) by Afua Hirsch.

“I enjoy well-plotted, fast paced narratives with authentic and engaging characters who lodge themselves in my mind long after I’ve finished reading. Currently, I’m primarily focused on commercial women’s fiction and diverse romance novels that explore love in all its facets.”

Genres I like

Diverse romance, cookbooks, commercial women’s fiction, narrative non-fiction, popular history, upmarket suspense, psychological thrillers, contemporary middle-grade and YA.

Authors I like

Talia Hibbert, Tessa Bailey, Dean Atta, Andrea Levy, Casey McQuiston, Okechukwu Nzelu, Afua Hirsch, Ingrid Persaud, Poorna Bell, Jo Spain and Akwaeke Emezi.

Clients include



Abi is a senior agent at TGLA. She has incredibly broad experience in the industry, having started in bookselling in 2001. Abi began her agenting career with Georgina Capel Associates, having also worked as a bookseller at Blackwell’s, on the sales team at Faber and Faber and as a literary scout at RR Ltd. Abi has a BA in English Literature from Bristol University and an MA in English Literature from UCL.
Abi also has experience as a school governor with particular involvement in the schools literacy programmes and their work with children who have special educational needs and are disabled.



Kemi is a senior agent at TGLA. She began her career as an editorial assistant at publishers such as Simon & Schuster and Penguin Books, before embarking on a 5 year stint in Marketing within the Entertainment and Media sector, at brands like ITV. Her desire to advocate for under-represented talent led her into talent acquisition at Identity Agency Group (IAG), before joining TGLA as Literary Agent in 2020.


Agency Assistant & Partnerships Manager

Callen graduated in 2019 from Bath Spa University’s MA in Writing for Young People, becoming the first care leaver in the history of East Sussex to study at post-graduate level. Alongside his work for TGLA, Callen reads for publishing houses that specialise in Children’s and YA fiction and is a Manuscript Assessor for Faber Academy. His long-term goal is to become a literary agent, known for always having ice cream on standby, ready to celebrate his authors’ successes. When not working, he spends his spare time writing Middle Grade and YA fiction.


Submissions Coordinator

Briony is TGLA’s Submissions Coordinator, acting as the initial reader for all submissions.

She studied BA English and Creative Writing at university, graduating in 2020.

In her spare time, she is a writer. Her work has been nominated for various competitions, including the Lucy Cavendish Prize and the Penguin WriteNow Programme. She is currently represented and working on her novel.

She aims to become a literary agent, focussing primarily on fantasy and historical fiction. Her favourite book is the Three Musketeers.


Development Editor

Arzu was Publishing Director at Weidenfeld & Nicolson, and has over 25 years of experience in the industry, having previously worked at Bloomsbury, Vintage, Penguin Random House and Virago. She has published many bestselling writers including Khaled Hosseini, Malala Yousafzai, Tea Obreht, Maria Semple. At TGLA Arzu uses her considerable experience and expertise to work with authors on editing and developing their work before submitting to publishers.



His debut novel, Coconut Unlimited, was shortlisted for the Costa First Novel Award 2010. Alongside his second novel, Meatspace, Nikesh has written for The Guardian, Esquire, Buzzfeed, Vice and BBC2, and BBC Radio 4. Nikesh is also the editor of the bestselling essay collection, The Good Immigrant, which won the reader’s choice at the Books Are My Bag Awards. Nikesh was one of Foreign Policy magazine’s 100 Global Thinkers and The Bookseller’s 100 most influential people in publishing.



Julia is a publishing and consumer marketing consultant. She set up Kingsford Campbell in 2014, where she still represents clients and was Head of Marketing at Foyles bookshops. She was the Evening Standard’s 1000 Most Influential Londoners, The Bookseller’s 100 most influential people in publishing and the Future Book Disruptor of the Year. She is co-writing a book called Aspergers & Asparagus with her sister Katherine who is autistic.