One eCommerce brand that grew to $1 million in four years is Gymshark. Gymshark is a UK-based fitness apparel and accessories brand that was founded in 2012 by Ben Francis and a group of his high school friends. The brand initially started as a small screen-printing operation in a garage, but through strategic marketing and a strong online presence, it quickly gained traction.

Gymshark adopted a direct-to-consumer business model, which allowed them to cut out the middleman and sell their products directly to customers through their eCommerce platform. This approach enabled them to have greater control over their brand image, customer experience, and profit margins.

One of the key factors that contributed to Gymshark's rapid growth was its effective use of social media marketing. The brand leveraged platforms like Instagram and YouTube to build a strong online community and engage with their target audience. Gymshark collaborated with fitness influencers and sponsored athletes who promoted their products, helping to increase brand visibility and reach a wider customer base.

Additionally, Gymshark focused on creating high-quality products that resonated with their target market. They used customer feedback and insights to continuously improve their designs, functionality, and performance. By understanding the needs and preferences of their customers, Gymshark was able to develop a loyal customer base and generate repeat business.

Gymshark's growth strategy also involved expanding into new markets. They initially started by targeting fitness enthusiasts in the UK, but soon expanded their reach globally. Today, Gymshark has a strong presence in the US, Europe, and other international markets.

As a result of their strategic approach, Gymshark achieved $1 million in sales within four years of its founding. The brand continued its upward trajectory and reached a valuation of over $1 billion in 2020.

References:
1. Gymshark: https://www.gymshark.com/
2. Forbes: https://www.forbes.com/sites/andrewbusby/2020/08/06/a-1bn-valuation-in-less-than-10-years-the-gymshark-story/#4f6c5fbf6a4a
3. CNBC: https://www.cnbc.com/2020/08/06/gymshark-valuation-hits-1-billion-after-investment-from-general-atlantic.html