DalFort Capital Partners Acquires Key Polymer Corporation

Riverside Adds Key Polymer to Seatex Specialty Chemicals Platform

January 14, 2026

Manufacturing

The Riverside Company acquired Key Polymer, a specialty manufacturer of high-performance adhesives, sealants, and coatings, to expand Seatex. The transaction is positioned as Seatex’s first follow-on acquisition since Riverside acquired Seatex in October 2024, advancing both end-market and geographic reach in the CASE sector.

Polymer Adhesives Holdings Acquires Fielco Adhesives

November 7, 2025

Manufacturing

Polymer Adhesives Holdings, a portfolio company of DalFort Capital Partners, has acquired Fielco Adhesives, a Huntingdon Valley, Pennsylvania-based manufacturer of industrial epoxy adhesive solutions. The add-on expands the platform's formulation capabilities and product portfolio to better serve customers across abrasive converting, paint applicators, grinding wheels, electronic encapsulation and other industrial end markets.

DalFort Portfolio Companies Key Polymer and Polymer Adhesives Complete Two Add-on Acquisitions

July 2, 2025

Manufacturing

DalFort Capital Partners' portfolio companies completed two add-on acquisitions: Key Polymer Holdings acquired Durant Performance Coatings (Revere, MA) and Polymer Adhesives Holdings acquired Volunteer Adhesives (Lafayette, TN). Both deals expand the platforms' manufacturing footprints and product portfolios across industrial, infrastructure, marine and packaging end-markets.

DalFort Capital Partners (via Key Polymer) Acquires Unichem, Inc.

October 14, 2021

Manufacturing

DalFort Capital Partners, through its affiliate Key Polymer Holdings, LLC (Key Polymer), has acquired Unichem, Inc., a Haw River, North Carolina-based manufacturer of specialty adhesives and custom-formulated chemicals. The acquisition is an add-on to Key Polymer intended to create operational synergies and strengthen the combined companies' position across multiple end markets including automotive, construction and consumer products.

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.

Peak Nanosystems Acquires PolymerPlus

April 14, 2020

Manufacturing

Peak Nanosystems has acquired Cleveland-based PolymerPlus, a polymer technology development company specializing in nanolayered polymer films for optics and high-temperature film capacitors; terms were not disclosed. A $25 million investment from Squadron Capital funded the acquisition, which includes exclusive technology licenses from Case Western Reserve University and brings PolymerPlus co-founder Michael Ponting into Peak as Chief Science Officer to support expanded manufacturing and product launches.