How a New Jersey startup found an electrifying way to slash copper costs

Still Bright, a 2022 startup, has secured an $18.7 million seed round led by Material Impact and Breakthrough Energy Ventures to scale its novel, cleaner copper extraction technology. The company's vanadium-based process can recover nearly all copper from ores and tailings, significantly improving upon traditional methods that lose up to 20% of the metal while also reducing environmental impact and equipment costs by 70-90%. This innovation addresses the critical need for increased copper supply amid skyrocketing demand from the global energy transition, with Still Bright aiming to scale production from 2 tons to 10,000 tons annually and become a low-cost producer.

Analysis

Still Bright, a venture-backed startup, has secured $18.7 million in seed funding to commercialize a novel copper extraction technology that directly addresses a critical bottleneck in the global energy transition. The company's vanadium-based process promises to recover nearly all copper from ores and even tailings, a significant improvement over traditional pyrometallurgical methods which can lose up to 20% of the metal. This innovation is positioned to lower the capital intensity of refining, with claimed equipment costs being 70% to 90% cheaper than conventional systems. While current operational costs are at parity, the CEO projects a path to becoming one of the cheapest producers. The technology's scalability plan, progressing from a current 2-ton-per-year pilot to a 500-ton demonstration unit by 2027-2028 and an eventual 10,000-ton commercial system, presents a long-term but potentially disruptive force in the copper market. The backing from notable investors like Breakthrough Energy Ventures and Fortescue signals strong confidence in the technology's potential to provide a cleaner, more efficient supply source, potentially benefiting from domestic production incentives such as import tariffs.

Key Decisions for Investors

• Investors with exposure to the copper sector should monitor the progress of new extraction technologies like Still Bright's, as their success at scale could disrupt the industry's cost curve and impact the long-term profitability of incumbent, high-cost mining operations.
• Given the lengthy timeline for this technology to reach commercial scale (targeting 2027-2028 for a demonstration unit), it will not alleviate near-term supply constraints, supporting a continued bullish outlook on copper prices for the medium term.
• The technology's reliance on a vanadium-based solution could create a new, non-battery demand driver for vanadium; therefore, monitoring the vanadium market and related equities for signs of increased demand from this emerging application may be prudent.
• For those in private markets, this investment highlights a key theme of VCs targeting technologies that solve critical supply chain bottlenecks for the energy transition, suggesting continued opportunities in industrial and materials-focused climate tech.