United States · 
Who invested in CyrusOne?
CyrusOne's investors include RBC Capital Markets, SunTrust Bank and SG Americas Securities.
20102011201220132014
$150MDebt$600KDebt
United States · Funded startup
Who invested in CyrusOne
Funding summaryUpdated 26 Oct 2026
$151Mraised across 2 rounds since 2009, from 2 sources
$150MDebt$600KDebt
- Latest round
- Debt, $600KOct 2014
- Biggest round
- $150MDebt · Nov 2009
- Investors
- 3
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Debt, $150M Nov 2009
- Biggest round
- $150M Debt · Nov 2009
- Between rounds
- 4.8 years from the last two
The rounds
- Oct 2014Debt$600K
No investor was named in the report.
From a historical funding record
- Nov 2009Debt$150M3 new
Reported by datacenterknowledge.com
Founders and team
From CyrusOne's own website: 4 on the team.
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Exits
ExitBuyerPriceWhen
AcquiredCincinnati Bell Technology Solutions$525MMay 2010
From historical deal records. Wrong? Tell us.
Everyone who backed them
RBC Capital MarketsInvestment firm1round
SG Americas SecuritiesInvestment firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about CyrusOne
How much has CyrusOne raised?
CyrusOne has raised $151M across 2 rounds since 2009.
When did CyrusOne last raise?
CyrusOne's most recent round was a Debt of $600K in Oct 2014.
What was CyrusOne's biggest round?
CyrusOne's largest round on record is $150M (Debt), in Nov 2009.
Who backed CyrusOne first?
CyrusOne's first round on record, in Nov 2009, was backed by RBC Capital Markets, SunTrust Bank and SG Americas Securities.
What stage is CyrusOne at?
CyrusOne's latest named round is a Debt, in Oct 2014.
Where is CyrusOne based?
CyrusOne is based in the United States.
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