Sell Side Advisor

Duff & Phelps Advised Siamons International Inc. on Its Sale to Rust-Oleum, a subsidiary of RPM International Inc.

Siamons International Inc. ("Siamons" or the "Company"), makers of the Concrobium brand of cleaning products, has been acquired by Rust-Oleum, a subsidiary of RPM International Inc. ("RPM").

Duff & Phelps served as exclusive financial advisor to the shareholders of Siamons and provided M&A advisory services in connection with the sale transaction.

About Siamons International Inc.
Siamons International Inc. develops and commercializes safe and effective specialty cleaning products in North America and Europe. The Company's flagship brand, Concrobium Mold Control, offers safe and effective solutions for mold remediation in homes, vehicles, boats, cottages, businesses, and government institutions; pre-treatment of building materials for mold protection; mold maintenance and prevention in vulnerable facilities, such as schools and hotels. The Company also provides other solutions for outdoor surfaces, including decks, patios, fences, railings, shakes, shingles, walkways, awnings, and patio furniture. Siamons offers its products through home improvement and hardware chains, industrial distributors, as well as online. Additional details can be found at

About RPM International Inc.
RPM International Inc. owns subsidiaries that are world leaders in specialty coatings, sealants, building materials and related services across three segments. RPM's industrial products include roofing systems, sealants, corrosion control coatings, flooring coatings and other construction chemicals. Industrial companies include Stonhard, Tremco, illbruck, Carboline, Flowcrete, Euclid Chemical and RPM Belgium Vandex. RPM's consumer products are used by professionals and do-it-yourselfers for home maintenance and improvement and by hobbyists. Consumer brands include Rust-Oleum, DAP, Zinsser, Varathane and Testors. RPM's specialty products include industrial cleaners, colorants, exterior finishes, specialty OEM coatings, edible coatings, restoration services equipment and specialty glazes for the pharmaceutical and food industries. Specialty segment companies include Day-Glo, Dryvit, RPM Wood Finishes, Mantrose-Haeuser, Legend Brands, Kop-Coat and TCI. Additional details can be found at

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