Micro Probe, Inc.
Providing metal microelectrodes for neuroscience research, clinical deep brain procedures, and electrochemical applications. Multi-channel electrode arrays and custom design electrode systems are also available. Located in Potomac, Maryland.
http://www.microprobes.com

Weiss Research
Weiss Research manufactures pH electrode, Ion-selective Electrodes, ORP electrode, Dissolved oxygen Probe, Conductivity Probes and Reference Electrodes
http://www.weissresearch.com/

Pro-Fusion Technologies, Inc.
Pro-Fusion offers products and services for the precision arc welding industry. The Pro-Fusion welding web site includes welding technology information and education for the user on how to apply this data to a variety of welding applications. welding consultation, contract welding services, Tig and Plasma power supplies, welding specs.
http://www.pro-fusiononline.com/

Materials and Systems Research, Inc.
Develop reduced temperature, electrode-supported, planar solid oxide fuel cells and stacks for distributed power generation.
http://www.msrihome.com/

TVN Systems, Inc.
Developers of PEM fuel cells, offering membrane-electrode assemblies, research-scale fuel cell stacks, and gas diffusion electrodes.
http://www.tvnsystems.com/

EDM Supply, Inc.
EDM Supplies offers a large inventory of edm supplies, for all edm applications
http://www.edmsupply.com

Der Shin Industrial Co., Ltd.
Manufacturer of electrode wire for precision CNC processes.
http://www.der-shin.com.tw/

EP MedSystems, Inc.
Develops proprietary electrode catheter for treatment of arterial fibrillation. (Nasdaq: EPMD).
http://www.epmedsystems.com/

M.A. & T. Corporation
MA&T International Corporation, EDM Tube
http://www.edmtube.com

Electrode Dressers
Electrode Dressers - Extend the life of your expensive copper electrodes by returning them back to their original shape. Robot dressing tools and cutters.
http://www.electrodedressers.com