Roswell, Georgia – June 9, 2026 – C&S Chemicals (“C&S”), a vertically-integrated provider of specialty chemical treatment services for water treatment, hygiene, and sanitization applications, has partnered with Affinity Chemical (“Affinity”), a leading provider of industrial water treatment and animal hygiene chemical solutions.

Founded in 2011, Affinity serves a blue-chip customer base spanning the industrial, agricultural, and municipal end markets. The company operates seven strategically located facilities across the eastern United States and has built its business on a relationship-driven model, partnering closely with customers to deliver consistent quality and reliable service.

The transaction meaningfully expands C&S’s position in the industrial end market, extends its specialty chemical solutions footprint, and enhances supply across its broader services platform. The combination brings together two organizations with deeply complementary capabilities and a shared commitment to customer service, creating a stronger platform to support customers’ long-term growth. The transaction marks C&S’s 15th acquisition since 2022, underscoring its disciplined growth strategy and commitment to expanding capabilities for its customers.

Lance Johnson, Co-Owner of Affinity, said, “C&S shares our belief that the strongest customer relationships are built on integrity, transparency, and partnership. The breadth of the C&S platform creates meaningful opportunities for both our customers and our team, and we believe this partnership represents the right next chapter for Affinity. We’re excited about what we can accomplish together.”

Mike Chandler, Co-CEO at C&S, said, “Affinity is an exceptional business with a culture rooted in the same customer-first values that have defined C&S for more than four decades. This partnership strengthens our manufacturing capabilities and enhances the level of service we can provide to customers. We see significant opportunity ahead as we bring the two organizations together.”

About C&S Chemicals

Founded in 1980 and headquartered in Roswell, GA, C&S Chemicals is a leading vertically-integrated provider of specialty chemical treatment services for water treatment, hygiene, and sanitization applications. With over 400 employees and over 30 facilities located across the United States, C&S strives to provide superior service and a quality product to every customer. The company serves a highly diversified base of customers across the industrial, agricultural, and municipal sectors, differentiating itself through quality customer service, distribution, and logistics. For more information, please visit www.candschemicals.com.

About Shoreline Equity Partners 

Shoreline is a lower middle market private equity firm focused on actively partnering with leading management teams. Shoreline follows a total stakeholder model, meaning success should be a “win-win” proposition for shareholders, employees, customers, vendors, and the communities within which the firm’s companies operate. Shoreline professionals believe in honesty, incentive alignment, and creating bigger, better businesses without relying on financial engineering or cost cutting to generate returns. With over $750 million of committed capital under management, Shoreline seeks to lead equity investments of up to $150 million per transaction in support of buyouts, recapitalizations, and corporate divestitures. Targeted businesses have enterprise values ranging from $50 million to $350 million and EBITDA of $5 million to $25 million. The firm strives to partner with management teams of businesses primarily within the specialized manufacturing, value-added distribution, and business and facility services sectors, among others. For more information, please visit www.shorelineequitypartners.com.​​​​​​​​​​​​​​