Synalloy Corporation Acquires DanChem from Edgewater Capital Partners

Solenis Acquires CedarChem LLC

October 3, 2023

Manufacturing

Solenis, a Wilmington, Delaware-based specialty chemicals producer owned by Platinum Equity, acquired CedarChem LLC and its operating assets on October 2, 2023. CedarChem, headquartered in Cedartown, Georgia, supplies water and wastewater treatment products to industrial and municipal customers in the southeastern United States; the deal expands Solenis' product and service capabilities and regional go-to-market presence.

Deltech Holdings Acquires StanChem

October 4, 2022

Manufacturing

Deltech Holdings, a portfolio company of SK Capital Partners, has acquired StanChem, Inc., a maker of emulsion polymers and protective coatings. The acquisition makes StanChem a division of the Deltech platform and is intended to expand Deltech's capabilities across the CASE (coatings, adhesives, sealants, elastomers) value chain; terms were not disclosed. StanChem was previously a portfolio company of Artemis Capital Partners.

OpenGate Capital Acquires Chemsolv Inc.

January 11, 2022

Industrial Services

OpenGate Capital, a global private equity firm, has acquired Chemsolv Inc., a regional distributor of commodity and specialty chemicals headquartered in Roanoke, Virginia. The Austin family sold the business but retain an ownership stake and management role, and OpenGate said it will work with management to grow the company's distribution, blending, packaging, and logistics capabilities.

Chemstream Acquires Synthex Organics

October 26, 2025

Manufacturing

Chemstream has merged with and acquired Synthex Organics, combining Chemstream's chemical distribution, logistics and fluid systems capabilities with Synthex's specialty chemical manufacturing and R&D. The combined company will operate under the Chemstream name with integrated operations and expanded R&D and manufacturing hubs across multiple U.S. states to better serve oil & gas, water treatment, pulp & paper and mining customers.

Edgewater Capital Partners Acquires GL CHEMTEC

August 11, 2022

Pharmaceuticals

Edgewater Capital Partners, a Cleveland-based lower middle-market private equity firm, has acquired GL CHEMTEC, a chemistry-based contract research organization (CRO) headquartered in Oakville, Ontario. Edgewater will support GLC's expansion of API development, scale-up and advanced materials capabilities to accelerate growth across North American pharma and life-sciences customers.

Polytek Development Corp. Acquires Specialty Resin & Chemical

September 7, 2021

Manufacturing

Polytek Development Corp., a portfolio company of Arsenal Capital Partners, acquired Specialty Resin & Chemical, a Dowagiac, Michigan–based supplier of mold making, casting, and coating resins. Daniel Wilson, the owner of Specialty Resin & Chemical, will remain in an active role; Genesis Capital served as financial advisor to Polytek.