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Keystone

Not on record
backed byAudax Group
Current
Keystone
a portfolio company of
Audax Group
Status on record: Current
Investment year: 2026
PE Firm Index

Who owns Keystone?

Keystone is listed as a current portfolio company of Audax Group on Audax Group's own portfolio page. Audax Group has owned Keystone since 2026, per Audax Group's portfolio page.

Company Snapshot

Keystone's owner on record, Audax Group, is a buy & build firm founded in 1999. Audax Group lists 20 companies in the index.

SectorNot on record
Parent PE firmAudax Group
Ownership statusCurrent
WebsiteNot on record

About the owner

Audax Group logoAudax Group
Founded
1999
Strategy
Buy & Build, Flagship, Origins, Strategic Capital, Control Investments
Sectors
Business Services, Financial Services, Healthcare
Companies in the index
20

Audax Private Equity is a middle market strategic equity partner that uses a Buy-and-Build approach and the Audax Value Agenda framework.

Read the Audax Group profile

Questions about Keystone

Who owns Keystone?

Keystone is listed as a current portfolio company of Audax Group on Audax Group's own portfolio page. Audax Group has owned Keystone since 2026, per Audax Group's portfolio page.

Sources

This profile is based on publicly available information and may be incomplete or outdated.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

Other portfolio companies of Audax Group

6 of 19 shown

A
AKAM
A
AMAROK
A
Amtivo
AP
Azurity Pharmaceuticals
BM
Beacon Mobility
DS
DMI Solutions

See the full Audax Group portfolio.