Portfolio Company · Operating Co.

21St Century Oncology

Not on record

backed byVestar Capital Partners

Exited

a portfolio company of

Vestar Capital Partners

Status on record: Exited

PE Firm Index

Who owns 21St Century Oncology?

21St Century Oncology is listed as an exited portfolio company of Vestar Capital Partners on Vestar Capital Partners' own portfolio page.

Company Snapshot

21St Century Oncology's owner on record, Vestar Capital Partners, is a growth-oriented investing firm founded in 1988. Vestar Capital Partners lists 85 companies in the index.

SectorNot on record

Parent PE firmVestar Capital Partners

Ownership statusExited

WebsiteNot on record

About the owner

Vestar Capital Partners

Founded: 1988
Strategy: Growth-oriented investing, Partnership with management, Founder- and family-owned company investments, Add-on acquisitions
Sectors: Consumer, Healthcare, Business & Technology Services
Companies in the index: 85

Vestar Capital Partners is an investment firm that backs management teams and specializes in partnering with founder- and family-owned companies.

Read the Vestar Capital Partners profile

Questions about 21St Century Oncology

Who owns 21St Century Oncology?

21St Century Oncology is listed as an exited portfolio company of Vestar Capital Partners on Vestar Capital Partners' own portfolio page.

Sources

Vestar Capital Partners
https://www.vestarcapital.com/portfolio-companies/

This profile is based on publicly available information and may be incomplete or outdated. PE Firm Index is not affiliated with 21St Century Oncology and does not provide investment advice.

Other portfolio companies of Vestar Capital Partners

6 of 84 shown

AZ Electronic Materials

See the full Vestar Capital Partners portfolio.

Is this your company?

Claiming is free and reviewed by hand. Correct facts and add your team.

Claim this profile Suggest a correction

Ownership

Parent PE firm

Vestar Capital Partners

Status: Exited

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.

Send DevriX a short brief

A short form on devrix.com. No call to book.

Disclosure: PE Firm Index is maintained by Mario Peshev, who founded and runs DevriX. DevriX listing

Weekly PE M&A and market research, by email

The Growth Shuttle Insider is Mario Peshev's weekly newsletter for PE owners and operators. Each issue carries the week's private equity deals from this index, market data and research, and an essay from Mario.

Free. One email a week. Unsubscribe from any issue. Your address goes to beehiiv, the service that sends the Insider.

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.

Read the research

Research by Growth Shuttle and DevriX.