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Sirsak

1 known investors

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Sirsak is a green-tech startup in Indonesia that uses technology to manage packaging waste, including low-value materials, and to provide social security for waste pickers. It works with government, business, and community stakeholders to build circular economy solutions for waste management.

Circular EconomyCleantechClimate TechImpact & Social Good

Founders & leadership

ACAngeline Callista
Angeline CallistaCo-founderAngeline Callista is co-founder of Sirsak, an Indonesian technology company that builds systems to track low-value packaging waste and provide social protection for informal waste workers through a network of collection points, waste banks, and recyclers.
V
ViolyCo-founder
M
MangkuCo-founder

Investors · 1

Funding

SEC filings, press & company announcements
  • Undisclosed amountPre-SeedJul 2025 · 3 sources
    Source ↗

Source: company announcements and press reports — follow each round's link for the claim.

Frequently asked questions

What does Sirsak do?
Sirsak is a green-tech startup in Indonesia that uses technology to manage packaging waste, including low-value materials, and to provide social security for waste pickers. It works with government, business, and community stakeholders to build circular economy solutions for waste management.
Who founded Sirsak?
Sirsak was founded by Angeline Callista, Violy, Mangku.
Who are Sirsak's investors?
Sirsak's investors include Openspace Ventures.