AAA Enterprise Co., Ltd.
AAA Products International
Able Sourcing Solutions, LLC
ACE Controls Inc.
ACR Systems Inc.
Adaconn + Inserta
Adaptall America Inc.
Adsens Technology Inc.
AFGCO
Aflex Hose
AirComp by Stampotecnica Srl
Air-Way Manufacturing
AKG of America Inc.
AKG Thermal Systems, Inc.
Akon Hydraulic Valve Co.
All About Hydraulics
Alliance Plastics
Alto Products Corporation
Amalga Composites Inc.
American Bearing Manufacturers Association
American Gear Manufacturers Association
American Iron & Alloys (Versa-Bar)
American Metric Corporation
Anderson Fittings/Trident
Anderson Metals Corp
Anson Hydraulics Industrial Co., Ltd.
Apex Design Technology Inc.
API Heat Transfer, Airtech Division
Apple Rubber Products, Inc.
Application Computer Systems, Inc.
Argo-Hytos, Inc.
ASA Hydraulik of America
Assofluid - Italian Association of Manufacturing & Trading Companies in Fluid Power Equipment
Atos/Fluid Power Associates, Inc.
Attica Hydraulic Exchange
AW Company
Bailey International
Baldwin Filters
Barksdale Control Products
Behringer
Behringer Corp.
Beijing Hua De Hydraulic Industrial Group Co. Ltd.
Beijing Zhongzi Aohua Expo. Corp. Ltd.
Bel Export Ltda (Hidrodinamica)
Best Practices Learning Center
Bieri Hydraulik AG
Bijur/Farval/Delimon
Bimal SrL
Bishop-Wisecarver Corporation
Bosch Rexroth Corp.
Brand Hydraulics
Brennan Industries, Inc.
Brevini USA Inc.
Brush Research Manufacturing Co., Inc.
Bucher Hydraulics
Buhler/F and M Fluid Power, Inc.
Busak + Shamban / Trelleborg Sealing Solutions
Buyers Products Company
C&J International Inc
C. Matic Srl
Cable Protection Systems Inc.
CANDO Enterprises Inc./CAN Industrial Inc.
Canfield Industries
Canimex Inc.
Caplugs
Caproni JSC
Casappa Corporation
Catic Shenzhen Company
CEJN Industrial Corporation
Celesco Transducer Products
CETOP
CFR Srl
CH Products
Changzhou New Epoch Enterprises Co., Ltd.
Changzhou Uni-Star International
Chia Wang Oil Hydraulic Co., Ltd.
Chicago Fittings Coporation
China Council for the Promotion of International Trade, Machinery Sub-Council
China Hydraulics, Pneumatics & Seals Association
China Ningbo Cixi Imp. & Exp.
Cinch Connectors Inc.
Cixi Ruichang Machinery Industries Co. Ltd.
C-Jac Industrial Co., Ltd.
CNH Power Components
Cob Auto Parts Co., Ltd.
Command Controls Corp
Component Sourcing Intl. LLC
Continental Hydraulics
Control Products Inc.
Copperweld
Costante Sesino Spa
Cross Manufacturing Inc.
D.N.P. Industriale Srl
Danfoss, Inc.
Danz Enterprises Inc.
Delta Computer Systems, Inc.
Delta Power Company
Deltrol Fluid Products
Design News
Designfax
Detroit Plasticos e Metais Ltda.
Dichtomatik North America
Diesel Progress
Di-Hen Corporation
Dresser Instrument
Drives, Incorporated
DSI/Dynamatic
Duff-Norton
Dura-Bar, A div of Wells
Dynamic Fluid Components
DYNAX
E-A-R Specialty Composites
Eaton Hydraulics
Ebsco Spring Co., Inc.
Eckerle Industrie - Elektronik GmbH
Ecotec
Elbe & Sohn, Inc.
Elesa USA Corporation
Elettrotec Srl
Elprom Srl
Energy Manufacturing Co. Inc./Williams Machine and Tool Co.
Enertrols Inc.
Engineering Technology Services, LLC
European Industrial Products, Inc.
Europower
ExakTime
Extrude Hone
ExxonMobil
F.lli Tognella
Fairfield Manufacturing Company, Inc.
Fairview Fittings & Mfg.
Famic Technologies Inc.
Farmington Engineering, Inc.
Faster, Inc.
Fenghua Guanghua Pneumatic Co. Ltd.
Fenner (India) Limited
Filtration Products Corp
Finn-Power USA
Fittings Unlimited, Inc.
Flint Hydrostatics Inc.
Flo Draulic Inc./Hydrocontrol Inc.
Fluid Power Society
Fluid Power Training Institute
Fluid Sealing Association
Fluid Technologies, Inc.
Fluidtrans Compomac
Foote-Jones, A Regal Beloit Company
Formosa Thermometer & Barometer Manufacturing Co., Ltd.
FPDA-Serving Fluid Power & Motion Technology Distributors
Fujian Nanan Bearing Co., Ltd.
Fullco Industries, Inc.
Fulling & CEIEC Co. Ltd.
Fuzhou Wonder Electric Co., Ltd.
G&G Manufacturing Company
G.W. Lisk Company, Inc.
Gajra Gears Pvt. Ltd.
Gates Corporation
Geartek
GGB
Goodway Technologies Corp
GP:50
GS-Hydro US Inc
H & R Construction Parts, Inc.
Hach Ultra Analytics
Haldex Hydraulics Corporation
Hallite Dynamic
Hangzhou Donghua Chain General Factory
Hangzhou Transailing Industrial Co. Ltd.
Hangzhou Vision Chain Transmission Co. Ltd.
Hangzhou Xilin Chain LLC
Hannover Fair 2005 and PTC Asia 2005
HANSA-FLEX Hydraulik GmbH
Hartmann Controls Inc.
HAWE Hydraulics
Hawk Precision Components
Hedland Flow Meters
Helac Corporation
HEMA Endustri A.S.
Hercules Bulldog Sealing Products
HFI Fluid Power Products
HFUSA
High-Tech Fluid Power Co. Ltd.
Hitachi America Ltd.
HKS Dreh-Antriebe GmbH
Holmbury Inc.
Honor Gear Pumps Corp.
Huaian VIBO Hydraulics Co. Ltd
Huanchi Bearing Group Corporation
Hub City, A Regal-Beloit Company
Hunger Hydraulics, C.C. Ltd.
HUSCO International
Huzhou Dehe Machinery Co., Ltd
HWF Hydraulics International Inc.
HYDAC Technology Corp./Schroeder Industries, LLC
Hydraforce, Inc.
Hydraulic Parts Source
Hydraulics & Pneumatics Magazine
Hydrauliques Continental Hydraulics, Inc.
Hydreco-Textron
Hydrocontrol, Inc.
Hydro-Craft Inc
Hydromotion, Inc.
Hydronit Srl
Hyvair
IC Fluid Power
IFM Efector Inc.
Imagine Software
Industrial Hard Chrome Ltd
Industrial Nut Corp.
Industrial Utility Vehicle Magazine and e-Drive Magazine
Ingersoll-Rand/ARO
Innas - NOAX
Integrated Hydraulics
Integrated Technologies Inc.
International Fluid Power of America
INTERNORMEN Technology Inc.
Iskra Avtoelektrika d.d.
Italian Trade Commission
ITT Industries, Cannon
J. W. Winco, Inc.
Jiangsu Libang Hydraulic Machinery Co., Ltd.
Jiashen New Yong Cheng Industrial Co. Ltd.
Jinan Huaneng Pneumatics Corporation
John Deere Cylinder Division
Jufan Industrial Co., Ltd.

Karlsson Spools AB
KK MEIWA
Klozure Dynamic Seals, A Division  of Garlock
KTI Hydraulics, Inc.
Kuriyama of America, Inc.
Kurt Manufacturing Company
KYB America LLC
L & L Fittings Mfg
La Leonessa North America, Inc.
Lake Monitors Inc.
LatchTool Group
LDK Bearing Manufacturing Co. Ltd.
Legris Inc.
Linde Hydraulics
Lodar
Lovejoy, Inc.
Lumex Ltd
Luoyang VSG Bearing Co., Ltd.
Lynch Fluid Controls Inc
Machine Design / Penton Media
MacLean Fastener Service
Macrotech Polyseal, Inc.
Magnet-Schultz of America
Magnom
Manuli Rubber Industries SPA
Marken Mfg. Co.
Marmon/Keystone Corporation
Martin Fluid Power
Marzocchi Pumps
Maxi-Lift - Southwest Agri-Plastics
Mazzer Industries
Metal Work Pneumatic USA, Inc.
Metal-Matic
Metaris Inc.
MICO, Incorporated
Midwest Parts & Service
Milwaukee School of Engineering
Mindman Industrial Co., Ltd.
Monarch Hydraulics, Inc.
Morgan Bronze Products, Inc.
MP Filtri USA, Inc.
MSI Sensors, a division of Measurement Specialties, Inc.
MTS Systems Corp, Sensors Division
Nachi America Hydraulics
Nason Company
NBB Controls
Nexen Group, Inc.
NFPA-National Fluid Power Association
Niagara Caps and Plugs
Nimco Controls Inc.
Ningbo Foreign Enterprises Ser&Tra Co., Ltd.
Ningbo Huayi Pneumatic Engineering Co., Ltd.
Ningbo Jiaerling Pneumatic Machinery Co., Ltd.
Ningbo Sono Manufacturing Co., Ltd.
Ningbo SYKS Hydraulic Pumps Factory
Ningbo Zhongji Industry and Trading Imp. & Exp. Co. Ltd.
North American Hydraulics, Inc. (NAHI)
Northman
NOSHOK, Inc.
NRP-Jones
NSK Corporation
NSW Belting
OEM Controls, Inc.
OEM Off-Highway
Ognibene SpA
Oil Control
OilAir Hydraulics, Inc.
Oiles America Corporation
Oilgear Company (The)
Omni Gear
One Eye Industries Inc
Optibelt Corporation
Orange Research
Orient International Holding Shanghai Foreign Trade Co.
Ovako Steel
Pall Corporation
Parker Hannifin Corp.
Parker Hannifin Corp., Seal Group
PDQ Precision Inc.
Peer, Inc.
Penny & Giles Controls (A Curtiss-  Wright Company)
Perfecting Coupling Company
Permco, Inc.
Philmen Interfit Co.
Phoenix International Corporation
Plymouth Tube Company
Poclain Hydraulics
Polygon
Porauto Industrial Co., Ltd.
Power Transmission Distributors Association
Pressure Connections Corp.
Prince Manufacturing Corporation
Prophet 21
PTC Alliance
PTC Asia 2005
Pun Teh Industrial Co., Ltd.
RB Royal Industries Inc
RBI Bearing Inc
Real Seal Company
Regal-Beloit Companies - Hub City,  Foote-Jones, Durst
Rexnord
Rineer Hydraulics
Rino Mechanical Components Inc.
RohMax USA Inc
Ryco Hydraulics, Inc.
S & S Truck Parts Inc.
SafeWay Hydraulics
Sai Hydraulics, Inc.
Salami S.p.A
SAPI Srl
Sauer-Danfoss Inc.
Schroeder Industries, LLC.
Schrupp Industries Inc
Scorpion Technologies Ltd.
Semperit Industrial Products, Inc.
Senstronics Ltd.
Shanghai Bearing Imp. & Exp. Co. Ltd.
Shanghai Dazhong Hydraulic Technology  Co., Ltd.
Shanghai Guoang Import and Export Co. Ltd.
Shanghai Hongda Pneumatic Systems Co., Ltd.
Shanghai Steel Ball Plant
Shanghai Top Motor Co., Ltd.
Shanghai Unite Bearing Company
Sherex Industries Ltd.
Simrit Division of Freudenberg-NOK
Snap-Tite Inc.
SolidWorks Corporation
Solon Manufacturing Company
SPECIALTY Tank & Reservoir Div. Metko, Inc.
SpecSys Inc.
SPIR STAR
Stainless Hose Fittings
Starcyl Cylinders Inc.
Stauff Corporation
Sterling Hydraulics Inc.
Stucchi USA, Inc.
STW Technic LP
Suburban Mfg. Co.
Successful Industry & Commerce Press
SUMMA Technology, Inc.
Sun Hydraulics Corporation
Sunfab North America
SunSource
Sure Grip Controls, Inc.
Suzhou Baiqiang Chain Transmission Co. Ltd.
Switching Solutions Inc.
Taiwan Fluid Power Association
Tarrant Hydraulic Service
Teco-Westinghouse Motor Company
Tekscan, Inc.
Teleflex
Tel-Tru Manufacturing Company
Terog Manufacturing Company
Texas Hydraulics, Inc.
The Goodyear Tire & Rubber Company
Thermotion Corporation/Madison Electric Products
Thomas Magnete USA
TIDC India Limited
T-Lon Products, Inc.
Tobul Accumulator Incorporated
Tompkins Industries Inc.
Tonson Air Motors
TPUCO LLC
Transportide Industrial Ltd
Tube - Mac Industries Ltd.
Tuthill Corporation
Ultra Clean Technologies Corp.
Uniflex of America
United Cast Bar Inc
Universal Hydraulics Int'l Limited
USBK Bearing Inc.
Van der Graaf Inc.
Vega Bearing Production Co., Ltd.
Veljan Hydrair Pvt. Ltd.
VEST, Inc.
Viking Chains Inc/VC Chains Corp.
Vimoter Spa
Voith Turbo Inc.
Vonberg Valve, Inc.
VOSS Fluid GmbH & Co. KG
Walvoil Fluid Power
Webster Instruments, Div of Webtec Products
Western Filter Corporation
Western Fluidyne
White Hydraulics, Inc.
White Oak Controls Inc
WIKA Instrument Corporation
Williams Controls
WJB Group
World Wide Fittings Corporation
World Wide Metric
WorldWide Electric Corp.
WSW Walzlager Wolfgang Streich GmbH & Co.
Wu Hang Machinery Co., Ltd.
Wuhan Kejia Machinery & Electrical  Imp & Exp Co Ltd.
Wuxi Huatong Pneumatic Manufacture Co., Ltd.
Wuxi Rolling Bearing Co., Ltd.
Wuxi Taichen Machinery & Equipment Co.
Xiangshui Longda Power Transmission Inc.
Ximaike International Exhibition Co., Ltd.
XMEC Bearing & Technology Co., Ltd.
Y & J Industries Co., Ltd.
Yantai Xinghui Machinery and Electronics Co. Ltd.
Yates Industries, Inc.
YC. Chen Industrial Company
Yee Young Industrial Co., Ltd.
Yeoshe Hydraulics Co., Ltd.
Yitong Industry (Ningbo) Co., Ltd.
Yu Shun Mechanical Works Co., Ltd.
Yuci Hydraulics Group Corporation
Zhejiang Hydraulic Components Manufacturer Ltd.
Zhejiang Jinlong Electrical Machinery Stock Co., Ltd.
Zhuji Jindun Chain Manufacture Co. Ltd of Zhejiang
Zinga
ZSI Inc.