System Palette
Epoxy, zinc-rich, polyurethane stacks
Acrylic and hybrid chemistries for clean air permits
Epoxy and hybrid assembly bonding systems
Elastomeric, fire-retardant, and fillers
Cleaners, conversion coatings, maintenance kits
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Rooted in Pittsburgh’s Industrial Legacy, Evolving for Tomorrow
Founded in 1994 in Harwick, Pennsylvania, LPTHC builds on a multigenerational heritage of specialty coatings and adhesives, including the Watson Standard legacy at 616 Hite Road.
Heritage Highlights
- 1994: LPTHC established in Harwick, PA
- Built on the long-standing Watson Standard industrial site
- Transitioned from traditional paints to high-performance B2B coatings, adhesives, and sealants
- Serving infrastructure, OEM, and commercial markets worldwide
Specification Kit
Color-Coded Data Sheets and Inspection Steps
Every family carries a matching swatch, label, and TDS/SDS bundle to keep purchasers, applicators, and inspectors synchronized.
- Surface prep and DFT targets for QA/QC teams
- Mixing, pot life, and cure windows by product
- Custom formulation pathway for unique substrates
Fast Actions
From Pittsburgh to Global Projects
Built in Harwick, Trusted Everywhere
Our Harwick facility anchors production, R&D, and technical support—supplying long-life protective systems for bridges, pipelines, OEM assemblies, and commercial properties.
- Strategic proximity to U.S. infrastructure and manufacturing hubs
- Integrated R&D labs for rapid formulation and testing
- Production lines capable of high-solids, water-based, and specialty chemistries
- Quality systems aligned to demanding industry standards
Milestones
1994 | LPTHC Founded
Established in Harwick, PA to supply industrial coatings and adhesives with a focus on quality and durability.
2005 | High-Solids Expansion
Introduced high-solids epoxy and zinc-rich primers for severe-duty infrastructure projects.
2010 | Water-Based Platform
Launched low-VOC water-based finishes to support OEM and commercial customers with emissions goals.
2018 | Sustainability & ESG Focus
Invested in sustainability programs, expanding water-based and hybrid systems with lifecycle performance data.
Today | Full Portfolio Leadership
Protective coatings, specialty adhesives, sealants, and allied products—supported by TDS/SDS transparency and technical field teams.