The APWA national, chapter, DCS and self-assessment websites will be down for system maintenance and upgrades from 11:00pm central time Friday, August 29th to approximately 12:00am central time, Saturday August 30th.

A&A Safety
Aanderaa Data instruments
Accu Steel, Inc.
AccuWeather, Inc.
Ace Pumps Corp.
ACE, Accent Controles Electroniques
ADDCO, Inc.
Advanced Storage Technology
Advantage Tactile Systems
AEBI North America, Inc.
Aervoe-Pacific
AG Enterprise Supply, Inc.
Air-Flo Mfg.
AJP Corporation
Alamo Industrial
All Ohio Equipment, Inc.
ALLDATA
Alliance Wireless Technologies, Inc.
Allison Transmissions
ALM Corporation
AM-DYN-IC Fluid Power, Inc.
America West Environmental Supply
American City & County
American Equipment Corporation
American Highway Products
American Road Machinery, Inc.
American Rock Salt Co., LLC
AmeriTrak Fleet Solutions
ARCM Corp
Arrow Safety Device Co.
Ascorel USA
Asphalt Maintenance & Construction
Asset Auctions LLC
Asset Insight Technologies
Athey Products Corp.
Avalanche Snowplows/Ledex Industries
BaeSystems - TeleNostics™
Bailiff Enterprises, Inc.
Banjo Corp
Bare Ground Systems
Barrier Northwest, LLC
Beau Roc
Bender Engineering
Better Roads Magazine
Black Cat Blades Ltd.
Blades Tow Right Inc.
Blizzard Blade
Blizzard Corp.
Bobcat Company
Bonnell Industries, Inc.
Bosch Rexroth Canada
Boschung America
Boss Snowplow
Brand Hydraulics
Bridgestone Rubber Track
Brine Solutions
BrineXtreme
Britespan Building Systems
Bulk Storage Inc.
C.U.E., Inc.
Callender and Dornbos, Inc.
Calum, Inc.
Campbell Scientific
Canadian Highway Equipment Safety Sales
Canimex
Cantec Systems
Cargill Deicing Technology
CartéGraph
Case Tyler Application Equipment
Caterpillar Inc.
Central Detroit Diesel - Allison
Central Parts Warehouse
Central Salt
Centri Air Precleaners
Certified Power, Inc.
CFA Software
Chemical Containers Inc.
Chemi-Trol Chemical Co.
Cirus Controls LLC
Cityverse.com / Canyon Digital Solutions
Clark Truck Equipment
ClearSpan Fabric Structures
Coastal Environmental Systems
Collective Data
Columbia Rubber Mills
Communication Direct, Inc.
CompassCom Software
Contractors Hot Line
Control Products, Inc.
Convergent Group
Convey It, Inc.
Cougar Industries, Inc.
Cover-All Building Systems
Crafco, Inc.
Craig Mfg. Ltd.
Cretex Specialty Products
Cryotech Deicing Technology
CSR Stormceptor
Curtis Snow Plow
Dakota Sno Blade, Inc.
Datacom Wireless Corp
Deery American Corp
Degelman Ind., Inc.
DEL Hydraulics
Delcan Technologies, Inc. dba Intelligent Devices, Inc.
DewEze Mfg.
Diamond Mowers
DICKEY-john Corporation
Discount Hydraulic Hose
Dome Corporation of North America
Dome Technology
Doyle Equipment Mfg. Co.
DPW Technologies, LLC
DTN/Meteorlogix
Dultmeier Sales
Earth Friendly Chemical Products
East Jordan Iron Works
Eclipse, Innovative Facilities Solutions
EDM Inc. / AEBI North America
Elkin Manufacturing Inc.
Enera, Inc.
Ennis Paint, Inc.
Enterprise Information Solutions, Inc.
EnviroTech  / Redmond / Minnesota Corn Processors
Epoke, Inc.
ESCO Corp/Bucyrus Blades / Pacal Blades
ESRI
Eureka Chemical Company
EZ Liner
EZ Street Co.
Fabco Automotive
Falcon RME
Falls Snow Plows
Federal Highway Administration
Federal Signal
Fiberglass Innovations
Fisher Engineering
Fleet One
FleetPoint
Flexaile, Inc.
Flexible Pavements of OH/Asphalt Pavement Alliance
Flexxaire Manufacturing
Flink Co.
Florig Equipment Co., Inc.
Fonderie Bibby Ste. Croix
Fonderie Ouellet, Inc.
Force America
Fuelman
Fuelmaster/Syn-Tech Systems, Inc.
Gaston Contant, Inc.
Gateway Industrial Products
Gee Asphalt Systems, Inc.
General Chemical Industrial Products, Inc.
Genuine Parts Company
Geomelt USA, L.L.C.
Glacial Technologies
Gledhill Road Machinery Co.
Glendridge Inc.
Golight, Inc.
Good Roads, Inc.
Government Engineering Journal
Grain Processing Corp. / Horizon Prod
Greenheat Technologies
Greenville Technologies
Grey Island Systems, Inc.
Groenevled
Grounds Maintenance Magazine
Guard-All
GVM, Inc. / Snow Equipment Sales, Inc.
Halliday Technologies, Inc.
Hanley Wood
Harper Industries
Hayward Flow Control Systems
Heater Meals
Henderson Manufacturing
Henke Mfg. Corp
Hertz Equipment Rental
High Sierra Electronics, Inc.
Highway Equipment Company
Hinspergers Poly Ind.
Holder of North America
Horizon Distributors, Inc. / Snow Ex
Howard Technology Solutions
Hydraulic Industires
Hypro Corporation
Illinois Department of Transportation - T2 Center
Imperial Supplies, LLC
Indiana LTAP
Indiana Public Works.com Magazine
Innovative Municipal US Inc.
Insta-Chain, Inc.
Institute of Information Technology
Integrated Paving Concepts, Inc. (Street Print)
Interclean Equipment, Inc.
International Chain & Cable (Wallingfords)
International Road Dynamics Inc.
International Road Technologies (IRT)
International Salt Co.
International Truck & Engine Corp. (Navistar)
Intuitive Controls / All Traffic Solutions
ISCO Industries/Snap Tite
ISL, industrial Systems, LTD.
ITEM/Astucia
J. Thomas Distributors
J.A. Larue Inc.
JEO Consulting Group, Inc.
John Deere Construction & Forestry
Junex Solnat, Inc.
K.E. Rose Co.
Kaffenbarger Truck Equipment Company
Kalitec
Kennametal, Inc.
Kentucky League of Cities
KIMCO USA, Inc.
KM International
Kodiak Northwest, Inc.
Kois Brothers
Komatsu America
KU Transportation Center
Kueper North America
KZCO (KZ Valve)
L-3 Communications, Simulation Technology Solutions, (GE Driver Development)
LaGasse Iron Works, Inc.
Lampadaires Feralux, Inc.
Lanescan Safety Products
Larochelle Equipment, Inc.
LaserLine Mfg.
Ledex
LeeBoy
Liquid Surge Technologies
LiteSys - Intelicom, Inc.
Loadrite
Location Technologies, Inc.
Logan County Asphalt Co.
Logic Concepts
Loup Electronics
LTAP - Local Technical Assistance Program
Lumec, Inc.
M. Driveshaft/HD
M.S. Foster
Machinability LTD.
MacLean Engineering & Marketing Co.
Magic Salt / Minor & Co. Inc.
Magnesium Interface
Mailhot Industries
MB Companies, Inc.
McClain Galion, Inc.
Meridian Environmental Technology Inc.
Meyer Products
Michael Todd & Co., Inc.
Michel Gohier Ltd
Michigan Truck Spring of Saginaw
Midwest Lube
Mogavero Machinery/Buckeye Positioning
Monroe Truck Equipment, Inc.
Morton Salt Company
Mountain Products & Equipment Co., Inc.
MPT
Muir Omni Graphics
Muncie Power Products
Municipal Connections
Municipal Suppliers Magazine
Natural Light Fabric Structures
Natural Solutions Corp.
Navistar
Neal’s Truck Parts
Neenah Foundry Co.
NIPSTA
Nissan Diesel America, Inc.
NMC
Nordik Blades
Norstar Industries
North American Salt Co.
NSC Minerals, Inc./Pinnacle Minerals, Inc.
NSG Ice-Control Products/NSG Transportation, Inc.
Nu-Metrics
Occidental Chemical Corporation (purchased Dow)
Odin Systems International
Oertel Architects, Ltd.
OMCO - Ochoco Mfg. Corp.
Omni Pinnacle, LLC
Onomat Canada, Inc.
Onspot of North America, Inc.
Orbital Sciences
Oshkosh Truck Corporation
Ossian
P&G Keene
PACE, Inc.
PalFleet Truck Equipment Co.
Park Plastic Products
Parker Hanmifin
Parker Hannifin Corp
Parsons
PAT America/DBA Hirschmann Electronics
Pavement Technology
Paving Maintenance Supply, Inc.
PBL Enterprises, Inc.
PENGWYN
Perma-Patch
Perma-Rail International, Inc.
Petersen Mfg. Co.
Pfreundt North America
Pleiger Plastics Co.
PNS Cast Iron Ltd.
Pollution Control Services
Ponce Control Systems
Prairie Hydraulic Equipment Ltd.
Prescision Industries Guelph Ltd.
PRINOTH LTD.
Professional Traffic Graphics, Inc.
Progressive AE
Pro-Tech Manufacturing & Distribution
Protech Mfg., Inc.
PSR Group Ltd.
Pulsetech Products Corp
QPR, A Division of Lafarge
Rainprotection.net
Reed Systems
Reliable High Performance Products
Reno A&E
Rhomar Industries
Riveer Co.
Road Equipment Links
Road Grip Systems
Road Solutions, inc.
Road Vision Technologies
Roads & Bridges Magazine
Roadwise, Inc.
Rontan Signals
Root Spring Scraper Company
Roto-Dig
Route Smart Technologies
RPM Tech, Inc.
Rubber-Cal, Inc.
Rueter’s
Safety Net
Safety Trailers Inc.
Salt Institute
Salt-Away Products Inc.
Scale-Tec Ltd.
Schaefer Systems International Inc
Scharber & Sons
Scherer Truck Equipment
Schmidt North America
Scienco / Fast
Scotwood Industries, Inc.
Sears Ecological Applications Co. LLC
SES Inc.
Sharpe Soft
Sherwin Industries, Inc.
Sicard A Division of SMI Snowblast, Inc.
Sidewalks Plus Inc.
Sidewing North America
Signaflex, Inc.
Sioux City Foundry
Smith Industrial Rubber & Plastics
SNI Solutions Inc.
SnoGator Snow Buckets
SnoTech, Inc.
Snow Dragon
Snow Removal Systems
Sno-Way International, Inc.
SnowBear Ltd.
Snyder Ind. Inc.
Sound Off
Southeastern Equipment Co., Inc.
Sprague Controls
Spray Control Systems - The Minimizer
Sprayer Solutions
Sprayer Specialties, Inc.
Spraying Systems Co.
Sprung Instant Structures, Inc.
St. Regis Culvert, Inc.
Stands Alone LLC
Steel Eagle
Sterling Trucks
Stertil-Koni
Stewart & Stevenson Power, Inc.
Strawser, Inc.
Stucchi USA
SubSurface Instruments
Superior Engineered Elastomers
Superior Signals, Inc.
Sure Foot Corporation
Surface Systems, Inc. (SSI)
Sweeney Brothers Tractor
Swenson Spreader LLC
SwiftReach Networks Inc.
SynTech Products Corporation
Team Storm/Metal Plessis
Team-Eagle Ltd.
Tech-Mix
Telegeotrak Technologies
Tenco Machinery Ltd.
Terry Industries
Tesco/Williamsen
TETRA Technologies, Inc.
Tex-Net, Inc.
TFR Enterprises Inc.
The Toro Company
The Truck Parts Store
The Wilkinson Corp
Thermaproducts
ThomTech Design, Inc.
Tiger Calcium Services Inc.
Timbren Industries, Inc.
Titan Machinery
Titan Truck
Tovar Snow Professionals
Tracker Software Corp
Trackless Vehicles Ltd.
Traffic Safety Products
Traffic Technology 2000
TraffTech, Inc.
Trail Creek, Inc.
Trecan Combustion Ltd.
Trout Associates
Truck Equipment, Inc.
Truck-Lite
Trynex Intl / RHINC
Turbo Technologies, Inc.
Unimog North America
Unique Paving Materials, Inc.
United Rental
United Rotary Brush
Univar USA, Inc.
Universal Fabric Structures Inc.
Urethane Soluctions LLC
Vaisala, Inc.
Valk Mfg. Co.
Valley Blades Ltd.
Valley Sterling / Valley Ford Trucks
VariTech Industries, Inc.
Ver-Mac Inc.
Viking-Cives Group
Vista Training, Inc.
Volvo
Vortex Insurance Agency LLC
W.N. Miller Inc.
Wacker Neuson
Wausau Everest
Weather Command
Weather or Not
Weather Safety Solutions
Webasto Product North America
Western Tire Chains
Wheeler Lumber, LLC
Whelen Engineering Company
White Mountain Chain
Wildcat Manufacturing, Inc.
Winter Equipment Co., Inc.
Wissmiller & Evans Road Equipment Inc.
Work Safe USA, Inc.
World Weatherwatch
XYNYTH Manufacutring
ZL International Inc.