British companies established in 2013

Hot Octopuss is a London-based sex toy company. Founded in 2011 by Julia Margo and Adam Lewis, the first Hot Octopuss, Pulse (stylized as PULSE), also known as the Guybrator, was released in September 2013. The male apparatuses oscillate to stimulate men. The PULSE range is highly popular and has been featured in Playboy, The Wall Street Journal, GQ Magazine, Men's Health and Cosmopolitan. Hot Octopuss products are available globally in over 50 countries.

Aniventure is a British content creation and intellectual property company based in London, England and set up in 2013 to produce family-oriented feature animation.

Mr Sherick's Shakes is a brand of milkshake sold mainly in the United Kingdom. Manufactured by Mr Shericks Ltd, it was first launched into the British retail market in 2013 in five varieties, each consisting of a flavoured milkshake base mixed with small pieces of food inclusions.

Bargain Buys Trading Limited is a British variety store chain, and a subsidiary of Poundstretcher. The company is based in Kirby Muxloe, Leicester.

Genomics England is a company set up and owned by the United Kingdom Department of Health and Social Care to run the 100,000 Genomes Project. The project aimed in 2014 to sequence 100,000 genomes from NHS patients with a rare disease and their families, and patients with cancer. An infectious disease strand is being led by Public Health England.

Customs4u is a custom online video portal featuring models from various countries who create customized, personalized video clips for customers and fans. The company was established in 2013 and is headquartered in London, England.

The Idries Shah Foundation (ISF) is an independent educational and cultural charity, set up by the family of the late thinker, writer, and teacher in the Sufi mystical tradition, Idries Shah, who wrote over three dozen books on topics ranging from psychology and spirituality to travelogues and culture studies.

Black Sheep Coffee is a British coffeehouse chain headquartered in London, England.

AADNEVIK (stylized in caps) is a British luxury fashion brand. The brand provides haute couture, ready-to-wear clothes, bridal clothing, loungewear and fashion accessories. It was founded in 2013 by Hila and Kristian Aadnevik, and is based in Knightsbridge, London.

Charlotte Tilbury Beauty Ltd is a British cosmetics company registered in the United Kingdom. It was founded in 2013 by Charlotte Tilbury, a British makeup artist who is also chair. The company is headquartered in Surrey Street, London in the United Kingdom. The current CEO is Lady Demetra Pinsent. In 2018, Charlotte Tilbury Beauty Ltd had a revenue of £100.9 million.