PKS Equipment & Engineering Inc. www.pkslifts.com Precision Solar Controls www.precisionsolarcontrols.com Plan Group Inc. www.plan-group.com Planar Systems Inc. www.planar.com Planet Halo www.planethalo.com PlantCML www.plantcml.com Plasser American Corporation 2001 Myers Road Chesapeake, VA 23324 Phone: 757.543.3526 Fax: 757.494.7186 www.plasseramerican.com Plasser American Corporation focuses on customer-centric resolutions that offer high capacity, precise and reliable rail maintenance solutions. Plazit-Polygal www.plazit-polygal.com Plexus www.itwplexus.com Plustek Technology Inc. http://plusteksecurity.com PNR Railworks www.pnrrailworks.com Polycorp Ltd. www.poly-corp.com POM Inc. www.pom.com/ Pomona Electronics http://pomonaelectronics.com Portable Technology Solutions www.ptshome.com Positronic Industries Inc. www.connectpositronic.com/ Power Conversions Inc. www.evconverts.com Power Efficiency Corp. http://powerefficiency.com Powered Aire Inc. www.poweredaire.com PowerUp Inc. www.powerupco.com PPG Commercial Coatings https://DelfleetOne.com Precision Power Labs http://precisionpowerlabs.com Precision Quincy Corp. www.precisionquincy.com Proheat by Dometic 3831 No 6 Road Richmond, BC V6V 1P6 CA Phone: 604.270.6899 Fax: 604.270.7172 Phil.Chatlosh@Proheat.com www.proheat.com Proheat by Dometic designs and manufactures the most advanced diesel fired coolant heaters for transit and motor coach applications in the market today. Protectolite Inc. www.protectolite.com Proterra www.proterra.com Protran Technology www.protrantechnology.com/ Proxim Wireless Corp. www.proxim.com PRP Industries Inc. www.prpindustries.com PRR http://prrbiz.com Pryme Radio Products www.pryme.com PSI Transcom GmbH www.psitrans.de/en/home/ PTMW Inc. http://ptmw.com PTraffic www.en.ptraffic.net Preco www.precosafety.com Prelco www.prelco.ca Pretoria Transit Interiors Inc. www.PretoriaUSA.com Prevost www.prevostcar.com Priority Manufacturing Inc. www.prioritymfginc.com Pro Tech Communications Inc. http://noisebuster.net Pro-Flex Inc. www.pro-flexrubber.com Pro-Vision Video Systems www.provisionusa.com Progress Rail www.progressrail.com PTV America Inc. www.ptvamerica.com/main.html Pulse Voice www.pulsevoice.com PureTech Systems www.puretechsystems.com PWTransit Ltd. www.pwtransit.ca Q Q'Straint www.qstraint.com Qognify www.qognify.com Qual-Tran Products www.Qual-Tran.com Quality Two-Way Radios www.quality2wayradios.com Quilite International www.quilite.com Quinte Plastics Ltd. www.quinteplastics.com Quintiq, Inc. www.quintiq.com/ R R&R Partners www.rrpartners.com Rail Temps, Inc. www.hallcon.com RailComm www.railcomm.com Railhead Corp. www.railheadcorp.com RailPros Inc. www.railpros.com Railquip, Inc. www.railquip.com Rajant Corp. www.rajant.com RATP Dev www.ratpdevnorthamerica.com RATP Dev USA www.ratpdevnorthamerica.com RCC Consultants Inc. http://www.rcc.com REI www.radioeng.com Rev Group Inc. www.alliedsv.com Ricon Corp. - A Wabtec Company www.riconcorp.com S&A Systems Inc. 992 Sids Rd Rockwall, TX 75087 Phone: 800.989.1021 www.fleetwatch.com Over 50% of the top 100 U.S. transit agencies trust FLEETWATCH for fuel and fluids management as well as automated mileage and vehicle data capture. RideCell www.ridecell.com RiT Technologies www.rittech.com Ritron Inc. www.ritron.com Riverside Mfg., LLC www.riversidemfg.com Robel Bahnbaumaschinen GmbH www.robel.info Robotics Technologies Inc. www.roboticstech.com Rockwell Automation www.rockwellautomation.com Rockwell Collins www.rockwellcollins.com Ron Turley & Associates Inc. www.rtafleet.com Roper Mobile Technology www.ropermobile.com Rosco Inc www.roscovision.com Ross & Baruzzini www.rossbar.com Ross and White Company www.rossandwhite.com Rotary Lift www.rotarylift.com ROUSH CleanTech www.ROUSHcleantech.com Routematch by Uber www.routematch.com Roxtec Inc. www.roxtec.com/us RPM Tech www.grouperpmtech.com/en/ home.aspx RSCC Wire & Cable LLC www.r-scc.com S 42 | Mass Transit | MassTransitmag.com | DECEMBER 2021/JANUARY 2022http://www.precisionsolarcontrols.com http://www.ptvamerica.com/main.html http://www.ridecell.com http://www.pkslifts.com http://www.precosafety.com http://www.pulsevoice.com http://www.rittech.com http://www.plan-group.com http://www.prelco.ca http://www.puretechsystems.com http://www.ritron.com http://www.planar.com http://www.PretoriaUSA.com http://www.pwtransit.ca http://www.riversidemfg.com http://www.planethalo.com http://www.prevostcar.com http://www.plantcml.com http://www.robel.info http://www.qstraint.com http://www.prioritymfginc.com http://www.roboticstech.com http://www.qognify.com http://www.noisebuster.net http://www.rockwellautomation.com http://www.Qual-Tran.com http://www.pro-flexrubber.com http://www.rockwellcollins.com http://www.plasseramerican.com http://www.quality2wayradios.com http://www.provisionusa.com http://www.rtafleet.com http://www.quilite.com http://www.progressrail.com http://www.ropermobile.com http://www.quinteplastics.com http://www.plazit-polygal.com http://www.roscovision.com http://www.quintiq.com/ http://www.rossbar.com http://www.itwplexus.com http://www.plusteksecurity.com http://www.rossandwhite.com http://www.rrpartners.com http://www.proheat.com http://www.pnrrailworks.com http://www.rotarylift.com http://www.hallcon.com http://www.poly-corp.com http://www.ROUSHcleantech.com http://www.railcomm.com http://www.pom.com/ http://www.routematch.com http://www.railheadcorp.com http://www.protectolite.com http://www.pomonaelectronics.com http://www.roxtec.com/us http://www.railpros.com http://www.proterra.com http://www.ptshome.com http://www.grouperpmtech.com/en/ http://www.railquip.com http://www.protrantechnology.com/ http://www.connectpositronic.com/ http://www.rajant.com http://www.r-scc.com http://www.proxim.com http://www.evconverts.com http://www.ratpdevnorthamerica.com http://www.prpindustries.com http://www.powerefficiency.com http://www.ratpdevnorthamerica.com http://www.prrbiz.com http://www.poweredaire.com http://www.rcc.com http://www.pryme.com http://www.powerupco.com http://www.radioeng.com http://www.psitrans.de/en/home/ http://www.fleetwatch.com https://www.DelfleetOne.com http://www.alliedsv.com http://www.ptmw.com http://www.precisionpowerlabs.com http://www.riconcorp.com http://www.en.ptraffic.net http://www.precisionquincy.com http://www.MassTransitmag.com