Justin Welsh (Solopreneur Empire)

Brandwatch is an enterprise SaaS social intelligence platform founded in August 2007 by Giles Palmer that crawls 80 million websites and aggregates social media feeds to provide brands with real-time insights about conversations mentioning them and competitors. Operating profitably at scale with 1,500 enterprise customers paying an average ACV of $30,000, the company generated over $60M ARR in 2017 and grew approximately 30% year-over-year while maintaining a disciplined approach to capital deployment.

Ahrefs is a bootstrapped SaaS company providing SEO and backlink analysis tools, currently generating over $40M ARR with 45 employees. After joining in 2015, Tim Solo transformed the blog from 15,000 to 250,000+ monthly Google visitors by shifting from publishing what they wanted to write about to targeting keywords people actually search for, creating high-quality content with direct product integration, and continuously updating articles to accumulate backlinks. The company breaks conventional marketing wisdom by not using customer personas, growth hacks, or detailed analytics—instead focusing entirely on product quality and audience education through blog content.

Host Analytics is a SaaS company providing enterprise performance management software for corporate finance departments. Founded in 2001 as a consulting firm and bootstrapped for seven years before raising VC funding, the company has grown to serving 700 customers with a $40-50M ARR run rate and has raised $85M in total capital. CEO Dave Kellogg, who joined in 2014 when ARR was ~$10M, has grown the company 4X through a focus on nurture marketing, unconventional tactics like EBITDA stickers, and long-term customer relationship building in a market where only 5% adoption of cloud solutions exists.

Solides is the leading HR tech platform for small and medium companies in Brazil, providing talent management software for hiring, development, and retention. Founded in 2010 but pivoted to a subscription model in 2015, the company achieved $31.2M ARR as of March 2023 (100% growth YoY) with 20,000 paying customers managing close to 2 million employees. Alessandro Garcia raised a $100M Series B at an $800M valuation in 2022 and is targeting a $60M run rate by end of 2023, with plans to IPO once reaching $200M in revenue.

Hive Blockchain is a digital currency mining company founded by Harry Pochgranti that validates cryptocurrency transactions on blockchain networks, primarily Ethereum. The company went public on the TSX Venture Exchange in September 2017, raising $17 million on day one followed by additional equity raises totaling approximately $200 million Canadian by end of 2017. As of Q1 2018, Hive operates mining facilities in Iceland and Sweden with a $30 million annualized run rate revenue.