M&A Deal Summary

HKW and Brookside Capital Partners Acquire Sepratech Liquid Solutions

On July 14, 2025, private equity firm HKW and mezzanine finance firm Brookside Capital Partners acquired environmental company Sepratech Liquid Solutions

Acquisition Highlights
  • This is HKW’s 2nd and Brookside Capital Partners’ 1st transaction in the Environmental sector.
  • This is HKW’s 46th and Brookside Capital Partners’ 68th transaction in the United States.
  • This is HKW’s 2nd and Brookside Capital Partners’ 1st transaction in Louisiana.

M&A Deal Summary

Date 2025-07-14
Target Sepratech Liquid Solutions
Sector Environmental
Buyer(s) HKW
Brookside Capital Partners
Deal Type Buyout (LBO, MBO, MBI)

Target

Sepratech Liquid Solutions

Gonzales, Louisiana, United States
Sepratech Liquid Solutions is an industrial water and wastewater treatment service provider specializing in clarification, filtration, demineralization, service contracts, and aftermarket support. Sepratech Liquid Solutions was founded in 1989 and is based in Gonzales, Louisiana.

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Buyer(S) 2

Buyer

HKW

Indianapolis, Indiana, United States

Investor Investor Investor Investor


Category Private Equity Firm
Founded 1903
Size Middle-Market
Type Sector Agnostic
DESCRIPTION

Hammond Kennedy Whitney & Company (HKW) is a private equity firm focused on making control investments in mid-sized, 'market leading' companies generating sales of $5 to $75 million. HKW looks for companies with low risk for technological obsolescence, defined growth strategies, and talented management who want to own equity. Target transaction situations include industry consolidations, corporate divestitures, generational changes in ownership, growth equity, management buy-outs and recapitalizations. HKW prefers North American based opportunities. HKW dates back to 1903, however the Firm transitioned from sole to institutional investors in 2001. The Firm has offices in Indianapolis and New York City.


DEAL STATS #
Overall 56 of 56
Sector: Environmental M&A 2 of 2
Type: Buyout (LBO, MBO, MBI) M&A Deals 29 of 29
State: Louisiana M&A 2 of 2
Country: United States M&A 46 of 46
Year: 2025 M&A 2 of 2
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2025-07-03 Electric Equipment & Engineering

Denver, Colorado, United States

Electric Equipment & Engineering Co. is a designer and manufacturer of electrical power distribution products for various end markets, including data centers, telecommunications, broadband, and utility infrastructure. The Company manufactures customized/configured AC and DC power products, including switchgear, generator connection boxes, transfer switches, and battery disconnects. Electric Equipment & Engineering Co. was formed in 1922 and is based in Denver, Colorado.

Buy -
Buyer
DESCRIPTION

Brookside Capital Partners is an investment management firm focused on stable lower-middle market companies in the US. The Firm typically commits $5 to $30 million per transaction to support buyouts, leveraged recapitalizations, strategic acquisitions and growth. Potential businesses generally have revenue greater than $15 million, and EBITDA of at least $4 million. Industries of interest include business services, consumer, distribution, healthcare, manufacturing, and transportation and logistics. Brookside Capital Partners was established in 2001 and is based in Stamford, Connecticut.


DEAL STATS #
Overall 68 of 68
Sector: Environmental M&A 1 of 1
Type: Buyout (LBO, MBO, MBI) M&A Deals 18 of 18
State: Louisiana M&A 1 of 1
Country: United States M&A 68 of 68
Year: 2025 M&A 3 of 3
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2025-07-08 Five Lakes Manufacturing

Clinton Township, Michigan, United States

Five Lakes Manufacturing offers a comprehensive range of architectural wood doors to a diverse array of commercial end markets, including education, hospitality, healthcare, entertainment, office, and other sectors. Five Lakes Manufacturing was founded in 1994 and is based in Clinton Township, Michigan.

Buy -
FOLLOWING DEAL
DATE TARGET DEAL TYPE VALUE
2025-09-25 ADI American Distributors

Randolph, New Jersey, United States

ADI American Distributors is a distributor and value-added assembler of electrical components and systems primarily for the global aerospace industry. ADI American Distributors was founded in 1983 and is based in Randolph, New Jersey.

Sell $146M