Simba Sleep

Certified B Corporation

England, United Kingdom

Certified Since

February 2023





Operates In





United Kingdom

Simba’s mission has always been to help the world sleep better, to counter the disastrous health effects of poor sleep via technological innovation and design. Following analysis of the body data from 10 million+ sleepers they produced their first, game-changing mattress in 2016, and have gone on to create a range of innovative products that provide accessible sleep solutions. Indeed Simba is a founding partner of GenM, working with them to provide menopausal women with the right products to ease night-time symptoms, and their NHS scheme has helped over 43,000 healthcare workers sleep better since 2020; they also work closely with End Youth Homelessness, donating nearly £300,000 worth of mattresses and bedding to help young people build stable and successful lives - on a good night’s sleep. But lack of sleep isn’t the only crisis the world faces. So Simba are committed to a business strategy that also addresses the climate emergency, along with intolerable levels of inequality and injustice; theirs is a strategy that balances people and planet with profit. To meet their target of net zero by 2030, Simba have established a network of local manufacturing to reduce logistics mileage, and made innovative use of organic or sustainable materials in zero waste, en

Overall B Impact Score

Based on the B Impact assessment, Simba Sleep earned an overall score of 97.5. The median score for ordinary businesses who complete the assessment is currently 50.9.
97.5 Overall B Impact Score
80 Qualifies for B Corp Certification
50.9 Median Score for Ordinary Businesses

Governance 17.4

Governance evaluates a company's overall mission, engagement around its social/environmental impact, ethics, and transparency. This section also evaluates the ability of a company to protect their mission and formally consider stakeholders in decision making through their corporate structure (e.g. benefit corporation) or corporate governing documents.

Mission & Engagement2.0
Ethics & Transparency5.4
+ Mission Locked10

What is this? A company with an Impact Business Model is intentionally designed to create a specific positive outcome for one of its stakeholders - such as workers, community, environment, or customers.

Workers 27.5

Workers evaluates a company’s contributions to its employees’ financial security, health & safety, wellness, career development, and engagement & satisfaction. In addition, this section recognizes business models designed to benefit workers, such as companies that are at least 40% owned by non-executive employees and those that have workforce development programs to support individuals with barriers to employment.

Financial Security9.6
Health, Wellness, & Safety4.5
Career Development3.0
Engagement & Satisfaction5.9

Community 17.5

Community evaluates a company’s engagement with and impact on the communities in which it operates, hires from, and sources from. Topics include diversity, equity & inclusion, economic impact, civic engagement, charitable giving, and supply chain management. In addition, this section recognizes business models that are designed to address specific community-oriented problems, such as poverty alleviation through fair trade sourcing or distribution via microenterprises, producer cooperative models, locally focused economic development, and formal charitable giving commitments.

Diversity, Equity, & Inclusion3.1
Economic Impact4.4
Civic Engagement & Giving1.8
Supply Chain Management6.6

Environment 30.9

Environment evaluates a company’s overall environmental management practices as well as its impact on the air, climate, water, land, and biodiversity. This includes the direct impact of a company’s operations and, when applicable its supply chain and distribution channels. This section also recognizes companies with environmentally innovative production processes and those that sell products or services that have a positive environmental impact. Some examples might include products and services that create renewable energy, reduce consumption or waste, conserve land or wildlife, provide less toxic alternatives to the market, or educate people about environmental problems.

Environmental Management4.4
Air & Climate7.2
Land & Life4.1
+ Resource Conservation0.4
+ Land/wildlife Conservation0.3
+ Toxin Reduction / Remediation9.9

What is this? A company with an Impact Business Model is intentionally designed to create a specific positive outcome for one of its stakeholders - such as workers, community, environment, or customers.

Customers 3.9

Customers evaluates a company’s stewardship of its customers through the quality of its products and services, ethical marketing, data privacy and security, and feedback channels. In addition, this section recognizes products or services that are designed to address a particular social problem for or through its customers, such as health or educational products, arts & media products, serving underserved customers/clients, and services that improve the social impact of other businesses or organizations.

Customer Stewardship3.9

Previous Overall B Impact Scores

2023 Overall B Impact Score97.5

Additional Documentation

Simba Sleep Transparent Disclosure Report 2023

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