Fiber Global Raises $20 Million for Low-Carbon Building Materials

Fiber Global raised $20 million in 2025 to transform waste streams into low-carbon building materials, addressing construction’s environmental impact. The funding supports the company’s mission to reduce the 10% of global emissions from building materials. This initiative aligns with growing demand for sustainable construction solutions.

Fiber Global, a U.S.-based startup, develops low-carbon alternatives to traditional construction materials like cement and steel, which contribute 10% of global CO2 emissions. Its technology converts agricultural and industrial waste, such as rice husks and plastic, into durable materials for buildings and infrastructure. The $20 million funding round, announced in June 2025, was led by green tech investors, aiming to scale production and expand markets.

The company’s materials reduce emissions by up to 70% compared to conventional options, offering cost-competitive solutions for developers. Pilot projects in North America and Europe have demonstrated applications in residential and commercial construction. Fiber Global plans to build new facilities to process 500,000 tonnes of waste annually by 2028, creating 1,000 jobs.

Challenges include regulatory approvals for new materials and competition from established industries. The construction sector’s slow adoption of green technologies requires incentives like tax credits. Fiber Global’s approach supports circular economy principles, aligning with global sustainability goals like the EU’s Green Deal.

Conclusion

Fiber Global’s $20 million funding boosts its efforts to produce low-carbon building materials from waste, reducing construction emissions. The initiative supports sustainable development but faces regulatory and market barriers. Scaling production and policy support will drive its success.

Source: ESG Today