United States · What does Siris Capital Group invest in?
Siris Capital Group says it invests in Asset Management, Business Development and Financial Services.
What they do
- Type
- Private equity (from a list, unverified)
- Cheque size
- Not stated
- Stages
- Buyout
- Sectors
- Asset ManagementBusiness DevelopmentFinancial Services
- Based in
- New York, United States
- Cold pitches
- Not stated
The record
No rounds observed yet. That is a limit of the sources we read, not a finding about the firm. If it has invested, a round will put it here. Know a round it was in? Tell us.
The team
Named by the firm itself, on a filing, its Form ADV or its company registration6 named
DDDenise Diane AlfieriChief Compliance OfficeriForm ADV
FAFrank Agustus BakerManaging PartneriForm ADV
IAIan Andrew SilvermanPartner, Chief Financial OfficeriForm ADV
JMJeffrey Meade HendrenManaging PartneriForm ADV
PEPeter Elliot BergerManaging PartneriForm ADV
TETracy Elizabeth HarrisPartner, Chief Operating OfficeriForm ADV
We also hold 14 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.
What the register says
From the firm's own filings with the SEC, which it must file accurately by law
$4.8Bassets it managesOct 2026
Registeredinvestment adviserfull reporting to the SEC
- Legal name
- Siris Capital Group, LLC
- SEC number
- CRD 157798
Funds on its Form ADV
13 private funds, $7.3B in gross assets · filed Sept 2024
- Siris Partners IV, L.P.Private equity140 investors$2.5B
- Siris Partners IV Parallel, L.P.Private equity42 investors$1.2B
- Siris Partners IV (Cayman) MAIN, L.P.Private equity139 investors$1.1B
- Siris Partners III (Cayman) MAIN I L.P.Private equity110 investors$772M
- Siris Partners III, L.P.Private equity111 investors$697M
- Siris Partners IV (Cayman) Parallel, L.P.Private equity41 investors$521M
- Siris Partners III (Cayman) Parallel I L.P.Private equity23 investors$168M
- Siris Partners III Parallel, L.P.Private equity24 investors$151M
- Siris Partners II, L.P.Private equity57 investors$96M
- Siris Partners II Parallel, L.P.Private equity26 investors$11M
And 3 more on the filing.
Who backs their funds
3 LPs on record in Siris Capital Group's funds
- Committed
- $250M
- Funds
- 2
- Vintages
- 2019 to 2022
The institutions that put money into its funds, which the firm then invests in companies.Source: the pension's own report, latest Jun 2026.
- California State Teachers Retirement System1 fund$100M
Fund Vintage Committed Siris Partners IV 2019 $100M California Public Employees' Retirement System (CalPERS)1 fund$100M
Fund Vintage Committed Siris Partners IV 2019 $100M - Minnesota State Board of Investments1 fund$50M
Fund Vintage Committed Siris V 2022 $50M
What they claim to have backed
From their own portfolio page (on their website)
2 of 16 we have independently watched raise
Constant ContactGigamonAirvanaBearComEFIEquinitiIntralinksMModalMavenirNewfold DigitalPulse SecureStratus TechnologiesTNSTakkionTekelecTravelport
Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.
Companies it bought
Acquisitions by the firm itself
PGiUndisclosedSept 2015
Digital River$840MOct 2014
Stratus Technologies$352MMar 2014
Applied DiscoveryUndisclosedJul 2003