ByFusion

Build Faster. Build Cleaner.

San Francisco, United States · Founded 2017 · $3.3M raised

Employees
1–10
Founded
2017
Business Model
B2B
Total Funding
$3.3M
Last Round
$1.5M Venture RoundNov 2025
Rounds
3

About

ByFusion decarbonizes the built environment by converting hard-to-recycle plastics—including ocean-bound sources—into ByBlock, an engineered multi-polymer building material with 83% fewer CO2 emissions than concrete. The company enables cities, corporations, and communities to turn local plastic waste into durable construction materials, supporting Extended Producer Responsibility compliance and circular economy goals.

Summary

ByFusion is a Sustainability company based in San Francisco, United States, founded in 2017. It has raised $3.3M in total across 3 rounds, most recently a $1.5M Venture Round round in Nov 2025. Investors include AcceliCITY powered by Leading Cities, Inclusive Ventures Lab and Morgan Stanley.

Tech & App Stack

3 technologies & apps tracked

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Funding History

Venture RoundVenture RoundNov 2025
$1.5M

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Investors

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