Bitcoin Miner CleanSpark 2021 Revenue Rises 400%

The sustainable bitcoin mining company nearly reached its goal of generating $50 million in revenue for the fiscal year, but also recorded a net loss of $21.8 million.

AccessTimeIconDec 15, 2021 at 4:12 a.m. UTC
Updated Apr 14, 2024 at 10:40 p.m. UTC

CleanSpark’s total revenue rose 400% in its 2021 fiscal year, but the sustainable bitcoin mining and energy technology company also recorded a net loss of $21.8 million, or $0.75 per share, it announced on Tuesday.

For the year ended Sept. 30, CleanSpark generated $49.4 million in revenue, up from about $10 million the previous year. More than $27 million came in its fourth quarter as bitcoin’s price rose. The net loss was slightly less than the $23.3 million, or $2.44 per share, loss for its 2020 fiscal year.

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  • CleanSpark’s adjusted EBITDA for the year was $9 million, or a $0.31 gain per share, versus a $10.2 million, $1.07 loss per share, compared with the same period a year ago.

    The company has been expanding significantly over the last eight months. In April, it signed contracts to purchase 22,680 bitcoin mining machines.

    In August, CleanSpark acquired a second data center in Norcross, Ga., for $6.5 million, and over the last two months has purchased additional mining machines. More recently, it announced that it had bought 20-megawatt, immersion cooling infrastructure for the Norcross facility to boost its mining efficiency by over 20%.

    The company’s current has current hashrate, or computing power, of 1.3 exahash per second, which it intends to increase with its additional mining power.

    In an earnings call Tuesday, CleanSpark CEO Zach Bradford called CleanSpark “incredibly undervalued” and highlighted the company’s energy expertise. “We are deploying advanced technologies like renewable energy assets and immersion cooling to make our operations more efficient,” Bradford said. “These efficiency enhancements are expected to increase production and decrease operating costs at all our facilities.”


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    James Rubin

    James Rubin was CoinDesk's U.S. news editor based on the West Coast.