UPI Brochure 2026

EXPERIENCE, QUALITY & SAFETY

United Piping Inc. (UPI) is a premier general contractor specializing in energy infrastructure construction, maintenance, and fabrication across the United States. Headquartered in Duluth, Minnesota, with a regional office in Yorkville, Illinois, UPI has delivered safe, reliable, and high- quality project execution for nearly three decades. Guided by a commitment to safety, innovation, and environmental stewardship, UPI adapts to the evolving energy landscape to deliver comprehensive solutions for the oil and gas industry. With the specialized personnel, equipment, and expertise to handle large- scale projects or targeted maintenance, UPI sets the standard for operational excellence. DRIVEN BY EXPERIENCE. BUILT FOR THE FUTURE.

OUR FOUNDATION Since its founding in 1997, United Piping, Inc. (UPI) has grown from a local mechanical contractor into a truly nationwide, full-service energy services company. Built on the expertise and vision of founders Bob Schoneberger and Dave Rickard, UPI established its reputation through trusted mechanical and welding execution, strong customer relationships, and reliable project performance. Following its acquisition by API Group Inc. in 2009, UPI experienced significant growth, expanding its operations across the country and increasing our capabilities more than tenfold. Today, UPI is recognized throughout the energy industry for its unwavering commitment to safety, quality, and operational excellence.

Engaged professionals building our legacy in energy. • Safe production is successful construction. • We demand open and honest communication from everyone. • We acknowledge and value each person’s contributions. • We empower our people by investing in their development. • We strive to establish work-life balance. • We prioritize safety and integrity to protect the environment and earn the community trust that secures our energy legacy. O U R V I S I O N O U R C O R E V A L U E S O U R M I S S I O N I N T E G R I T Y R E S P E C T C A R I N G 0 1 0 2 0 3 W H A T W E S T A N D F O R

L O C A T I O N S U P I I S H E A D Q U A R T E R E D I N D U L U T H , M N W I T H A R E G I O N A L O F F I C E I N Y O R K V I L L E , I L , A N D A C C E S S Y A R D S A L L O V E R T H E C O U N T R Y — B U T T H E W O R K D O E S N ’ T S T O P T H E R E . SOLUTIONS NATIONWIDE. D U L U T H , M N Y O R K V I L L E , I L

• Innovative Safety & Quality Opportunity Programs • Root Cause Analysis for Every Non-Conformance • Quarterly Job Site Visits from Senior Leadership • Full-Time Site Safety Representatives • After-Incident Reviews (including near misses) • Quarterly Safety & Quality Stand Downs • Weekly Snapshots & Monthly Reports • Established Safety Committee I N D U S T R Y - L E A D I N G S A F E T Y & Q U A L I T Y P R O G R A M S C U R R E N T S A F E T Y S T A T S 2 0 2 5 T R I R O F 0 . 0 3 - Y E A R T R I R O F 0 . 2 8 2 . 5 M I L L I O N H O U R S W O R K E D W I T H O U T A L O S T T I M E I N J U R Y

FACILITY CONSTRUCTION & MAINTENANCE S E R V I C E S • Greenfield & Brownfield • Pump Station Construction • Terminal Construction • Compressor Station Construction • Meter Station Construction • Mechanical Excavation • Civil & Facility Site Work • Lube Oil Flushing Services & Equipment • Hydrovac Excavation • Welding Non-Pressurized Pipe • Welding Pressurized Pipe • Bolt Tensioning & Torquing • Over 25 Years of Experience

PIPELINE CONSTRUCTION & MAINTENANCE • Hydrostatic Testing • Anomaly Investigation & Segment Repair • Welded Sleeve Installation • Composite Sleeve Installation • Pipe Integrity Wrap & Coating • Pipe Re-Coating • Pipe Cut-Outs • Pipeline Inspection Gauge (PIG) Tool • Loading & Receiving and Pigging Support • Hydrovac Excavation • Valve Maintenance & Change Outs • Mechanical Excavation • Line Lowering & Depth of Cathodic Protection • Horizontal Directional Drilling (with trusted subcontractors)

HYDROSTATIC TESTING SERVICES • Water Acquisition • Water Treatment • Pipeline Cleaning • Pressure Monitoring • PIG Launching & Receiving • Leak Mitigation Planning • Pipe Segment Repair/Replace • Pipeline Drying • Hydrostatic Test Planning

PIPELINE INTEGRITY MANAGEMENT • Integrity Digs & Anomaly Repairs • Geohazard Mitigation & Slope Stabilization • Pipeline Rehabilitation & Coating Services • Right-of-Way (ROW) Maintenance & Washout Repair • Emergency Response & Pipeline Maintenance

FABRICATION SERVICES • Submerged Arc Welding (SAW) • Shield Metal Arc Welding (SMAW) • Gas Metal Arc Welding (GMAW) • Regulated Metal Disposition (Pulse MIG) • Surface Tension Transfer • Gas Tungsten Arc Welding (GTAW) • Flux Core Arc Welding (FCAW) • Plasma Cutting • Fabrication Pre-Engineered Skids • Building Fabrication Steel Systems • Large to Small Diameter Fabrication S E R V I C E S

BLASTING, COATING & PAINTING • Field External Liquid Coating (Below Ground) • Field Paint System (Above Ground) • Shop Application External Liquid Coating (Below Ground) • Shop Application Paint (Above Ground)

LUBE OIL FLUSHING UPI’s “Super Flusher” is a purpose-built, one- of-a-kind unit designed to clean turbine engine lube oil systems to ISO 4406 standards. It delivers laboratory-grade results in a fraction of the time of competitors, offering significant cost savings by minimizing project downtime. • Fully Self-Contained: Includes 40KW of on-board power, requiring no external power from the client. • Dual Automated Filtration: Filters oil entering and leaving the system with automatic backup switching to prevent downtime. • Superior Flow Rates: Uses 6” stainless piping and 4” hoses to exceed required Reynolds numbers for faster cleaning. • Real-Time Monitoring • Bi-Directional Flow • Continuous Inspection S E R V I C E S

CLEARING & ACCESS SERVICES • Timber/Composite Mat Placement (Access Roads, Temporary Bridges, Underground Utility Protection, Road Approaches) • Timber Mat Sales, Rental & Hauling • Clearing & Grubbing • Chipping, Grinding & Stump Removal • Fencing Removal & New Installations • Maintenance of Existing Right-of-Ways (Side-Trimming & Re-Clearing) • Right-of-Way Restoration (Seeding & Mulching)

U N I T E D P I P I N G . U S 8 0 0 - 2 6 9 - 2 9 6 8 For RFP Communications please email upibids@unitedpiping.us