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    Thermwell Products Co Inc logo featuring a stylized shield design with a white emblem inside

    Thermwell Products Co Inc.

    Thermwell Products Co. Inc. is a century-old American manufacturer and distributor of energy-saving home improvement products, best known for its Frost King brand and a diverse portfolio of weatherization solutions.

    Company Overview

    Thermwell Products Co. Inc. is a leading U.S. manufacturer and distributor specializing in home weatherization and energy-saving products. The company operates in the building materials and home improvement industry, producing a wide range of products designed to help homeowners reduce energy costs. Thermwell’s operations include manufacturing facilities in Mahwah, NJ, and additional production and distribution sites across the country.

    Key Metrics

    120

    Import Shipments

    3

    Distribution Centers

    190.1M

    Annual Revenue

    1910

    Founded

    Company Profile

    Key Milestones

    Important company milestones and achievements.

    Markets Served

    Geographic markets and customer segments served.

    Ownership Structure

    Corporate ownership and organizational structure.

    Sales Channels

    Distribution networks and sales approaches.

    Recent Developments

    Thermwell continues to focus on product innovation, manufacturing expansion, and sustainability, aligning with industry trends toward energy efficiency and home weatherization.

    Strategic Expansion

    Expansion of manufacturing and distribution capacity with a new 100,000-square-foot facility in Urbana, Ohio.

    Market Expansion

    Strategic efforts to expand market presence and reach new customer segments.

    Technology Adoption

    Implementation of advanced technologies to improve service delivery and customer experience.

    Business Information

    Thermwell Products Co. Inc. has been a trusted name in home improvement for over a century, offering products that range from weatherstripping and window kits to gutter guards and vent covers. The company’s flagship brand, Frost King, is recognized nationwide for pioneering DIY weatherstripping solutions. Thermwell’s product portfolio also includes brands like Mortite, Seal-Rite, Regent, Lever, Filmpak, and Marvin, catering to both consumers and professionals. Their products are available in over 25,000 hardware stores across the U.S. and through major home improvement retailers globally.

    Headquarters

    Mahwah, New Jersey, United States

    Founded

    1910

    Stock Symbol

    Private company