Sentinel Capital Partners: Buy Box & Recent Acquisitions

At a glance

Latest fund	Sentinel Capital Partners VII, $4.3B (Dec 2022) S2
EBITDA range	Up to $65M S2
Deal types	Platform, Add-on, Minority S2
Geography	United States, Canada S2
Sectors	Industrial & Manufacturing, Consumer & Food, Accounting & Professional Services, Healthcare Services

What Sentinel Capital Partners buys

Sentinel Capital Partners is a New York private equity firm, founded in 1995, that has raised more than $11.2 billion. It buys midmarket companies in the United States and Canada in four broad areas: industrials, consumer products and services, business services, and healthcare services. Its deals include management buyouts, recapitalizations, corporate carve-outs and take-privates, and once it owns a platform it adds both small tuck-ins and larger add-on acquisitions. Its Capital Solutions arm also lends money or buys preferred stock, taking a minority position.

Its most recent stated limit, from the 2022 close of its $4.3 billion seventh fund, is a ceiling of $65 million of EBITDA per company; it does not publish a minimum. Recent platforms have been large: it sold NSI Industries to Hubbell for $3.0 billion in June 2026 and bought DecoPac from Kohlberg in July 2026. A smaller founder-owned company is most likely to meet Sentinel as an add-on to one of its platforms.

Recent deals

Announced in the 24 months before October 20, 2026.

Date	Company	Type	Sector	Source
Aug 2026	Revenew InternationalHouston cost recovery and audit services firm sold to Bernhard Capital Partners	Exit	Accounting & Professional Services	Source
Aug 2026	MarioffFinnish water mist fire suppression unit of Spectrum Safety Solutions sold to Inflexion	Exit	Industrial & Manufacturing	Source
Jul 2026	Autronica Fire and SecurityNorwegian fire and gas detection unit of Spectrum Safety Solutions sold to MSA Safety for $555.0 million	Exit	Industrial & Manufacturing	Source
Jul 2026	DecoPacMinnesota supplier of cake decorations and bakery ordering technology, bought from Kohlberg	Platform	Consumer & Food	Source
Jun 2026	NSI IndustriesBranded electrical products maker sold to Hubbell for $3.0 billion, about 19 months after Sentinel bought it	Exit	Industrial & Manufacturing	Source
Oct 2025	NSI Industries HVAC division (Duro Dyne and Supco)HVAC components division sold to Lennox International for about $550 million	Exit	Industrial & Manufacturing	Source
Nov 2024	NSI IndustriesMaker of branded electrical and HVAC components sold through distributors	Platform	Industrial & Manufacturing	Source

Portfolio by sector

From the firm's portfolio page S1.

Business services

Market Performance Group Active (unconfirmed)
SmartSign Active (unconfirmed)

Consumer

DecoPac
L2 Brands Active (unconfirmed)

E-commerce and specialty materials

Online Labels Group Active (unconfirmed)

Franchising

Bandon Holdings Active (unconfirmed)

Industrials

Spectrum Safety Solutions (Det-Tronics and Fireye)

Vehicle aftermarket

High Bar Brands Active (unconfirmed)

Past investments: NSI Industries, Revenew International

Greymont’s take

How Sentinel Capital Partners fits a seller

Sentinel fits owners of established, sizable companies in niche industrial, consumer or business services markets who want a buyer that is comfortable with complex deals. It often buys from corporations and other private equity firms, as with the fire safety businesses it carved out of Carrier in 2024 and DecoPac in 2026, and it is willing to split a company and sell the pieces, as it did with NSI's HVAC division and the Autronica and Marioff units.

That record shows Sentinel will sell quickly when the price is right: it bought NSI in November 2024 and sold it in June 2026. An owner who rolls equity should ask about the expected holding period, how much debt the deal will carry, and whether any part of the business might be sold off separately. Owners of smaller companies should ask which Sentinel platform could buy them as an add-on.

Questions owners ask

What size companies does Sentinel Capital Partners buy?

When it closed its seventh fund in December 2022, Sentinel said it aims at midmarket businesses earning as much as $65 million of EBITDA. It does not publish a minimum, and its recent platform deals have been well into the middle market.

Does Sentinel only buy from founders?

No. Its recent deals include buying DecoPac from Kohlberg and fire safety businesses carved out of Carrier, and its stated deal types also cover management buyouts, recapitalizations and take-privates of established companies.

Does Sentinel offer anything besides buyouts?

Yes. Through its Capital Solutions strategy it lends money or buys preferred stock as a minority partner, for its own companies and for other privately held and sponsor-backed businesses. It closed an $835 million junior capital fund for this work in 2022.

Sources

S1Sentinel Capital Partners newsroom on PR Newswire Accessed October 20, 2026
S2Sentinel Capital Partners Closes $5.2 Billion Across Seventh Private Equity Fund and Second Structured Capital Fund (December 7, 2022) Accessed October 20, 2026
S3Sentinel Capital Partners Announces Leadership Succession Plan (March 10, 2025) Accessed October 20, 2026
S4Sentinel Capital Partners Acquires DecoPac (July 7, 2026) Accessed October 20, 2026
S5Sentinel Capital Partners Sells NSI Industries to Hubbell Incorporated for $3.0 Billion (June 9, 2026) Accessed October 20, 2026
S6Sentinel Closes Sale of Spectrum Safety Solutions' Marioff Unit (August 19, 2026) Accessed October 20, 2026
S7Sentinel Capital Partners Sells Revenew (August 31, 2026) Accessed October 20, 2026
S8Sentinel Capital Partners Acquires NSI Industries (November 18, 2024) Accessed October 20, 2026

Compiled by Greymont Advisors from public sources, including the firm’s own website and press releases. Greymont is not affiliated with Sentinel Capital Partners. Figures are as reported on the dates shown and may have changed. Request a correction