What is Earthgrid?
Earthgrid PBC operates at the intersection of civil engineering and advanced energy technology. The company is fundamentally transforming how underground infrastructure is installed by utilizing patented plasma-powered machinery. Unlike traditional mechanical drilling, which often relies on chemical agents and heavy machinery, Earthgrid employs thermal spallation to fracture hard rock through controlled thermal shock. This process is not only more efficient but also significantly less invasive. The company's ultimate objective is the creation of a unified underground SuperGrid. This infrastructure backbone is designed to house energy, telecommunications, water, waste, and transportation systems, effectively replacing aging, vulnerable overhead grids with a more resilient, secure, and intelligent subterranean network. By centralizing these critical utilities, Earthgrid aims to mitigate the risks associated with climate-related grid failures and urban congestion.
How much funding has Earthgrid raised?
Earthgrid has raised a total of $82.8M across 2 funding rounds:
Angel/Seed
$30M
Stock/Share Issuance
$52.8M
Angel/Seed (2023): $30M with participation from Netcapital
Stock/Share Issuance (2026): $52.8M, investors not publicly disclosed
Key Investors in Earthgrid
Netcapital
Netcapital Inc. is a U.S. fintech and capital markets firm that operates a digital private securities ecosystem, facilitating capital raises for early-stage companies.
Undisclosed Investor
Undisclosed investor participating in the funding round.
Undisclosed Investor
Undisclosed investor participating in the funding round.
What's next for Earthgrid?
With the recent infusion of capital, Earthgrid is poised to scale its operational capacity and refine its plasma-boring machinery for broader commercial deployment. The strategic focus will likely shift toward securing large-scale municipal and utility-sector partnerships, where the demand for resilient, future-proof infrastructure is at an all-time high. As the company transitions into this next phase of growth, it will prioritize the optimization of its supply chain and the expansion of its engineering teams to meet the technical requirements of complex, multi-utility underground projects. Investors are closely monitoring how this capital will be deployed to overcome the regulatory and logistical hurdles inherent in large-scale subterranean construction, as Earthgrid seeks to establish its SuperGrid as the new standard for modern urban development.
See full Earthgrid company page
