Last checked Oct 9, 2026
Sobieski Services, Inc. (part of Sobieski Inc.)sobiservices.comSobieski Services, Inc. (part of Sobieski Inc.) is not currently listed as private-equity-owned.
Ownership & Acquisition History
Sobieski Services does not appear to be currently controlled by a private equity firm; available public evidence indicates it is privately held/controlled by John F. Sobieski (Sobieski Inc.).
Notes
- No credible sources (company site, transaction announcements, portfolio pages, or reputable business news) found indicating current private equity sponsorship or control.
- A contractor licensing/profile source lists Sobieski Services, Inc. as 'Owned by: John F Sobieski,' supporting non-PE, individual/family control.
- A municipal licensed-contractor list also ties Sobieski Services Inc. to 'JOHN F. SOBIESKI' as the associated individual.
- The company’s own 'About' page states 'Exceeding Expectations Since 1987' and references Newark, DE as its location/service base.
- Sobieski Inc.’s leadership page identifies John F. Sobieski, III as Founder & CEO, supporting founder identification for the broader Sobieski organization.
Sources
- About | Sobieski Services
Sobieski Services (company website) - Founding year claim ('Exceeding Expectations Since 1987') and Newark, DE location context
- Sobieski Services | Newark DE | Read Reviews + Get a Bid | BuildZoom
BuildZoom - Indicates the business is 'Owned by: John F Sobieski' (supports non-PE ownership/control) and provides Newark, DE address
- 2024 Norristown Licensed Contractors List (PDF)
Municipality of Norristown, PA - Lists 'SOBIESKI SERVICES INC.' with associated individual 'JOHN F. SOBIESKI' (supports non-PE ownership/control association)
- About
Sobieski Inc. (company website) - Identifies John F. Sobieski, III as 'Founder, Chief Executive Officer' (supports founder identification for the Sobieski organization)
- revised_logo.png
Sobieski Inc. (company website asset) - Direct logo image URL
- https://www.bbb.org/us/de/new-castle/profile/heating-and-air-conditioning/jf-sobieski-mechanical-contractors-inc-0251-21001178/addressId/33444
Web search - Consulted by the research agent
- https://www.sobieskiinc.com/homeowner/
Web search - Consulted by the research agent
- https://bridgeville.delaware.gov/files/2018/10/Contractors-Lic-List-103118.pdf
Web search - Consulted by the research agent
- https://www.linkedin.com/company/sobieski-mechanical-%26-fire-protection
Web search - Consulted by the research agent
- https://www.sobieskiinc.com/audience/about-regional-and-national-homebuilders/
Web search - Consulted by the research agent
- https://www.lincservice.com/Locate-Contractors/Pages/Profile.aspx?cID=171
Web search - Consulted by the research agent
- https://www.govinfo.gov/content/pkg/USCOURTS-paed-2_17-cv-01310/pdf/USCOURTS-paed-2_17-cv-01310-0.pdf
Web search - Consulted by the research agent
Ownership FAQ
Is Sobieski Services, Inc. (part of Sobieski Inc.) owned by private equity?
No. Sobieski Services, Inc. (part of Sobieski Inc.) does not currently appear to be private-equity-owned.
Who owns Sobieski Services, Inc. (part of Sobieski Inc.)?
Privately held (appears controlled by John F. Sobieski / Sobieski Inc.; no evidence of a current private equity controlling owner found)
When was Sobieski Services, Inc. (part of Sobieski Inc.) last checked?
This page was last checked on Oct 9, 2026.