Geothermal
Quaise Energy
50Mixed / ImprovingCambridge, United StatesFounded 20180 followers
www.quaise.com/MIT spinout developing superhot rock geothermal energy by using high-power millimeter-wave beams to vaporize rock at extreme depths, with a flagship 50 MW Project Obsidian planned in Oregon.
Green Score
- Greenwashing risk
- low
- Data confidence
- low
- Method
- how it is calculated
Climate Impact & Solution35%82
Does the core business genuinely avoid or reduce emissions, or build climate resilience? Share of revenue that is actually 'green'. Fossil-dependent models score low.
The core technology — geography-agnostic, always-on, zero-carbon geothermal power capable of repowering existing fossil-fuel infrastructure — is a genuine high-impact mitigation play with field-validated proof of concept (100+ meters through granite in 2025), though commercial-scale impact remains unproven until Project Obsidian delivers electrons to the grid, targeted for 2030.
Decarbonization & Targets20%12
Credible, science-based targets (SBTi), a real net-zero plan with progress to date, and CDP disclosure — not just a dated press release.
No SBTi commitment, CDP disclosure, or any independently validated net-zero or emissions-reduction targets were found in public records; the company is pre-revenue and early-stage, making formal target frameworks less standard, but the complete absence of even a published Scope 1/2 GHG inventory or formal climate commitment is a material gap for an ESG-grade assessment.
ESG & Operations15%30
Operational footprint, labour and social practices, and governance quality across the company's own operations and supply chain.
Quaise articulates community benefit commitments for Project Obsidian (living-wage jobs, local tax revenues, Oregon State University research partnership, wildlife and fire safety protocols) and emphasizes small land footprint versus other renewables, but there is no published sustainability report, independent labor audit, governance disclosure, or Scope 1-3 emissions inventory available publicly.
Transparency & Verification15%22
Quality of disclosure, independent third-party verification, and how much hard data backs the company's claims.
Quaise publishes detailed technical progress via press releases, Stanford Geothermal Workshop papers, and investor communications, which is above average for a Series B startup, but there is no third-party-verified sustainability disclosure, no CDP response, no audited GHG inventory, and key commercial details (off-take partner identities, project cost structure, operational emissions) remain undisclosed.
Integrity15%75
Controversies, litigation, pollution, fossil-fuel lobbying, conflict-zone involvement and governance scandals. Higher means cleaner.
No material controversies, litigation, greenwashing enforcement actions, fossil-fuel lobbying, or governance scandals were identified; EGS-sector induced seismicity risk is a latent concern applicable to all EGS developers, and Quaise's partnership with Nabors Industries (an oil-and-gas driller) warrants monitoring but does not constitute a current controversy given its stated rationale of repurposing fossil fuel workforce and supply chains.
Why it's on ClimateTicker
Quaise Energy is developing a genuinely transformative deep geothermal technology — MIT-derived millimeter-wave rock vaporization — that could unlock zero-carbon baseload power nearly anywhere on Earth, displacing fossil fuel plants rather than merely supplementing intermittent renewables. The core physics and early field results (100+ meters of granite drilled in field conditions, approaching 1 km at Texas test site) provide real technical substance to the climate thesis. However, the company remains pre-revenue, the flagship Project Obsidian is targeting a 2030 commercial operation date, and almost no formal ESG governance infrastructure (SBTi, CDP, third-party audits) exists — so the climate promise is real but unverified at scale.
Controversy & Greenwashing Watch
Project Obsidian's enhanced geothermal system design involves fluid injection into fractured hot rock, a technique that carries a sector-wide, scientifically documented risk of induced seismicity including potential reactivation of dormant fault systems, which has terminated EGS projects elsewhere (e.g., Basel, Pohang); Quaise has not publicly disclosed a site-specific seismic risk management protocol.rccblog.com
Quaise accepted investment from Nabors Energy Transition Ventures (an arm of oil-and-gas drilling contractor Nabors Industries) and counts TechEnergy Ventures (Tecpetrol/Techint Group) among its backers, creating a latent conflict-of-interest risk if fossil-fuel parent interests were to influence technology deployment priorities, though no such influence has been documented.businesswire.com
Quaise's 2022 Series A materials targeted field-deployable drilling machines by 2024, yet first commercial plant operation remains targeted for 2030 and millimeter-wave drilling at Project Obsidian will not begin until at least 2027, indicating meaningful schedule compression relative to early public projections, though this is typical for deep-tech hardware startups.canarymedia.com
Related News
Community Reviews
No reviews yet. Be the first to share your experience!
ClimateTicker assessments are evidence-based research, not investment advice. Companies and readers can challenge a factual claim or submit better evidence.