Portfolio Company · Operating Co.

Stealth #99

primitives for building end-to-end applications in TypeScript

backed byHeavybit

Currentprimitives for building end-to-end applications in TypeScript

Stealth #99

a portfolio company of

Heavybit

Status on record: Current

PE Firm Index

Who owns Stealth #99?

Stealth #99 is listed as a current portfolio company of Heavybit on Heavybit's own portfolio page.

Company Snapshot

Stealth #99 is a primitives for building end-to-end applications in TypeScript company. Its owner on record, Heavybit, is a firm. Heavybit lists at least 110 companies in the index, 6 of them in primitives for building end-to-end applications in TypeScript.

Sectorprimitives for building end-to-end applications in TypeScript

Parent PE firmHeavybit

Ownership statusCurrent

WebsiteNot on record

About the owner

Heavybit

Companies in the index: At least 110

Venture firm investing in developer and enterprise infrastructure companies.

Read the Heavybit profile

Questions about Stealth #99

Who owns Stealth #99?

Stealth #99 is listed as a current portfolio company of Heavybit on Heavybit's own portfolio page.

What sector is Stealth #99 in?

Stealth #99 is in primitives for building end-to-end applications in TypeScript. Classified from the owner's portfolio label.

What else does Heavybit own in primitives for building end-to-end applications in TypeScript?

Heavybit lists 5 other primitives for building end-to-end applications in TypeScript companies in the index, including Anchor, Begin, Blockdaemon, Greta and Tailscale.

Sources

Heavybit
https://www.heavybit.com/portfolio

This profile is based on publicly available information and may be incomplete or outdated. PE Firm Index is not affiliated with Stealth #99 and does not provide investment advice.

Other portfolio companies of Heavybit

6 of 109 shown

Anchor

developer-oriented service for encrypting applications and infrastructure

Antfly

Apiary

API design, development & documentation

Apollo GraphQL

open source tools for GraphQL

Apportable

mobile app development

Aserto

cloud-native authorization as a service

See the full Heavybit portfolio.

Other primitives for building end-to-end applications in TypeScript companies held by Heavybit

Anchor Begin Blockdaemon Greta Tailscale

Other primitives for building end-to-end applications in TypeScript portfolio companies

via Marlin Equity Partners

AbelCine

via NewSpring Capital

Abracon

via The Riverside Company

Browse PE-backed companies.

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Ownership

Parent PE firm

Heavybit

Status: Current

For PE-backed companies

DevriX

DevriX runs the websites, integrations and data that bring in revenue, as one accountable engineering and operations team, through acquisitions and exit.

Where DevriX helps

Value creation through the holdRevenue, data, web and AI run as one operating cadence, tied to EBITDA.Add-ons and carve-outsConsolidate or separate platforms and unify reporting after a deal.Exit readinessFind the technology and data issues a buyer's diligence would raise, before it does.

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Research

The 2027 Digital Value Creation Baseline

1,407 PE-backed companies from 179 sponsors, measured from public sources in October 2026. 15% of service and product companies have the full path from search to CRM.

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