Industrial Pumping Solutions & System Services
Serving Maryland, D.C., Northern Virginia, Delaware & West Virginia
STH partners with industrial facilities to deliver engineered pumping systems and dependable service support. From manufacturing and power plants to data centers and water-intensive industries, we help keep operations flowing—safely, efficiently, and without interruption.
Products
Explore our line card to see the industry-leading manufacturers we represent.
STH Flipbook Online
Browse our interactive product flipbook for a detailed look at the wide range of equipment and systems we service, from pumps to controls and beyond.
Comprehensive Services
We specialize in pumping and process systems designed for challenging industrial environments.
- ANSI, end suction, vertical turbine & horizontal split case pumps
- Packaged pump stations for utility water, process fluids, and chemical handling
- Custom control panels, VFDs, and system automation
- Corrosion- and abrasion-resistant materials for demanding applications
- Pre-piped, skid-mounted assemblies
Our service technicians and engineering team provide turnkey support—so you can focus on uptime and productivity.
- System evaluation and performance optimization
- Troubleshooting for controls and sequencing
- Laser alignment and vibration analysis
- Pump energy audits to improve efficiency
From emergency service to planned upgrades, STH keeps your systems operating at peak performance.
- Pump repair and replacements (split case, end suction, submersible, dry pit, Dosing Pumps etc.)
- Motor, seal, and coupling replacements
- Preventative maintenance programs
- Rental pumps available for short-term needs (up to 120 GPM / 170 PSI)
- Factory-certified field service and responsive local support
Why Industrial Customers Choose STH
Deep experience with critical infrastructure and industrial systems
Cross-trained sales and service teams
Strong relationships with top-tier manufacturers