GSTXOTCMetal MiningUS GAAP · USD

Graphene & Solar Technologies Ltd

Graphene & Solar Technologies Ltd is a U.S.-based development-stage company focused on silicon wafer manufacturing and related upstream materials for the solar photovoltaic supply chain. Through its subsidiaries and project entities, it is building capabilities around quartz, silicon, polysilicon, wafers, and solar-cell manufacturing in the United States, Australia, and New Zealand.

Operating profit (EBIT)-3.1m USD
−19.7 %y/y
Net income-3.3m USD
−25.1 %y/y

Fiscal year 2025 · change from previous year

Development 2020–2025

-40-30-20-100m USD2020: 0.00 m USD2020: EBIT -1.0 m USD20202021: EBIT -35 m USD20212022: EBIT -15 m USD20222023: EBIT -1.2 m USD20232024: EBIT -2.6 m USD20242025: EBIT -3.1 m USD2025-3.1
RevenueOperating profit (EBIT)

Business

Share of revenue
Silicon wafers45 %

Standard silicon wafers intended for solar photovoltaic manufacturing.

Quartz and quartz processing20 %

High-purity quartz sourcing, processing, and related raw-material control.

Silicon and polysilicon projects20 %

Chemical-grade silicon smelting and solar-grade polysilicon development.

Solar cell manufacturing projects10 %

Planning and development of solar cell production capacity and partnerships.

Resource acquisition and development5 %

Quartz resource acquisition, permitting, and project structuring across regions.

Customers

The company’s direct customers are expected to be solar photovoltaic manufacturers, wafer buyers, and integrated solar supply-chain partners that need standardized silicon wafers and upstream materials. It also targets incumbent manufacturers and potential joint-venture partners that may participate in offtake, manufacturing, or project development arrangements. Because the business is still being built out, customer demand is tied to long-term supply agreements and industrial partnerships rather than broad spot-market sales.

Solar photovoltaic manufacturers

Buy silicon wafers for downstream solar-cell and module production.

Integrated solar supply-chain partners

Partner on wafer, ingot, cell, or polysilicon projects and may sign offtake agreements.

Industrial raw-material buyers

Purchase high-purity quartz, silicon feedstock, or related materials for manufacturing.

Strategic and government-backed counterparties

Support domestic manufacturing projects through financing, incentives, or procurement.

Strategy

The company’s strategy is to build a vertically integrated solar materials platform anchored by high-purity quartz, silicon, polysilicon, and silicon wafers. It is pursuing partnerships, joint ventures, and offtake agreements to reduce execution risk and align with domestic manufacturing incentives in the U.S. and Australia. The long-term goal is to secure upstream inputs and establish scalable wafer and solar-cell production capacity.

Secure financing and strategic partnersShort term

Project development and manufacturing scale-up depend on external capital and industrial counterparties.

Vertical integration around quartz and siliconMedium term

Control of upstream inputs can improve supply security and support a domestic solar supply chain.

Develop manufacturing capacityMedium term

Commercial success depends on moving from planning to sample production and then scaled output.

Geography

The company is headquartered in the United States but is building a multi-country project footprint across the U.S., Australia, and New Zealand. Its resource and manufacturing plans also reference quartz opportunities in Brazil, Canada, and Europe, reflecting a supply-chain strategy that spans raw materials and downstream solar manufacturing. Geography matters because the business depends on local permitting, industrial policy, and access to strategic mineral inputs.

Risks

The company faces execution risk because it is still in development mode and depends on financing, permitting, and construction before commercial production can begin. It also faces commodity, supply-chain, and policy risk because its model depends on access to high-purity quartz, industrial partners, and supportive solar-manufacturing incentives. As a small pre-revenue industrial developer, it is exposed to dilution, debt burden, and project delays if funding or counterparties do not materialize.

Sorted by severity
Financing and dilution riskHigh

The business requires substantial external funding before manufacturing can begin, which can lead to dilution or expensive debt.

Exposure: Equity and debt financing for plant development and working capital

Project execution and permitting riskHigh

Wafer, silicon, and polysilicon projects require site development, permits, equipment, and commissioning before revenue starts.

ExposureU.SAustraliaNew Zealand project pipeline
Supply-chain and raw-material riskMedium

The strategy depends on securing high-purity quartz and other upstream inputs for solar manufacturing.

Exposure: Quartz resources and processing assets

Policy and incentive riskMedium

The economics of domestic solar manufacturing depend partly on government support and manufacturing credits.

Exposure: U.S. and Australia industrial policy

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Accounting

Judgemental items
Development-stage cost recognition

Engineering, planning, and permitting costs can materially affect reported losses depending on capitalization policy.

Impact: Project-stage spending may be expensed before production begins

Accrued interest and related-party debt

The company reports accrued interest payable and related-party debt, which can increase liabilities and financing expense.

Impact: Affects leverage, liquidity, and net loss

Going-concern and liquidity assumptions

Limited cash and no revenue make financing assumptions central to financial statement presentation.

Impact: Can influence disclosure, valuation, and audit emphasis

Impairment of project and resource assets

Early-stage manufacturing and mineral assets may need write-downs if projects stall or economics change.

Impact: Could materially reduce asset values and equity

Publicly listed companies with a comparable business focus.

Last updated: 16/06/2026