dye testing

Alpine Allegheny, Inc. is a full-service contracting provider offering construction consulting, cost estimating, and residential electrical services across the United States and Canada. Led by fourth-generation construction expert Severino DePasquale, a Certified Professional Estimator and Project Manager with over 41 years of experience, the company serves developers, architectural firms, engineering firms, and contractors, with particular expertise in infrastructure systems in the Pittsburgh region.

appliance hookupsceiling fan installationcircuit replacementcircuitry installationconstructability reviewsconstruction consultingCost Estimatingelectrical troubleshootingEV charger installationforensic cost estimatinghot tub installationslight fixture replacement and LED conversionquantity surveys

Atakapa Services, LLC specializes in evaluating, maintaining and designing rehabilitation methods for sanitary sewer and storm drain infrastructure. The company works with municipalities, wastewater utility contractors and engineering firms to renew and maintain underground wastewater infrastructure, providing services and reports to address complex sewer and storm drain maintenance problems. Its team includes NASSCO-certified professionals and professional engineers.

CCTV inspectiondebris removalflow monitoringGIS mappinghydro excavationleak detectionmanhole inspectionrehabilitation designroot removalsewer and storm drain cleaningsmoke testingSSES

Bircher Inc. is a precision machine and welding shop in Morehead City, NC, serving the maritime and industrial communities of Eastern North Carolina. Incorporated in 1992, it also trades as Jim Bircher, Machinist and Beaufort Naval Armorers. The shop specializes in repairs, modifications, prototypes, and small quantity production, and is known for custom high performance marine boat shaft systems.

assemblyboringCNC machiningconventional machiningcustom fabricationcuttingdrafting and CAD supportdrillingformingmagna-flux inspectionmillingshaft straightening up to 30 feetstraighteningturningwelding

GNF Management Company, Inc. provides sewer inspection, cleaning, and infrastructure intelligence services for municipalities and engineering teams. Based in Bossier City, Louisiana, GNF has served Louisiana clients since 1990, combining municipal experience with engineering perspective, specialized equipment, and NASSCO-certified inspection personnel to help clients understand, maintain, and protect critical water and wastewater assets from field investigation to final deliverable.

3D manhole modelingCCTV inspectioncrossbore detectionGIS mappinggrant managementhigh pressure jettinghydro excavationlift station cleaningoff-road accesspipe cleaningsewer locatingsmoke testingvacuum removal

Imperial Systems is a manufacturer of industrial air filtration equipment, dust and fume collectors, cartridge filters, and industrial dust collection equipment. Founded in October 2001, the company designs, builds, and installs complete dust and fume collection systems and offers service and repair through its ServiceMAXX program.

designfabricationfilter change outinstallationmanufacturingpreventative maintenancesystem balancingvalve repairwelding