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EC Infosystems has a diverse client base spread across various industry groups. Our personnel have delivered quality customized solutions to meet specific needs of these Corporations. Following is a partial list of our customers:

1st Rochdale Energy Coop. New York State Electric & Gas Corp. ( NYSEG )
3 Phases Energy Services NOCO Energy
Air Express International Norske Skog (USA) Inc.
All American Gas & Energy North Atlantic Utilities
Allegheny Energy Northport Apparel
American Gas Management Olympic Power
AmeriPower Open Flow Gas Supply
BOC Energy Services Pana-Pacific Corp.
C E Conover Parente Energy
Canon (USA) PearsonTechnology Center
CocoBay Penguin Putnam
Colonial Energy Perkins-Goodwin Company
Connecticut Energy Coop Pilot Power
ConocoPhillips Power For Less
Crystal Geyser Water Bottling Co. PowerCom Energy
Del Laboratories Prime Energy
Deloitte Consulting Princeton Information Ltd.
DTE Energy Trading Pro-Energy
Dussek Campbell Cables Quest Diagnostics
Dynax Solutions Rauscher Industries
E-Law Inc.
End Users Robison Energy
Energy Procurement Svc. Alliance Rolodex Corporation
Energy West Sacramento Municipal Util. District ( SMUD )
Ernst & Young LLP. SCASCO Energy
G L Associates Seiko Corporation of America
HESCO - Houston Energy Services Simon & Schuster
Hudson Energy Services Spear, Leeds & Kellogg
International Rescue Committee Spirax Sarco
International Securities Exchange Stand Energy
Interstate Energy Resources Structured Web
Intira Corporation Stuyvesant Energy
J P Morgan Chase Systemax, Inc.
JVC Corp. The Ergonomic Group
Laguna Irrigation District The Fresh Air Fund
Liberty Power Tiger Natural Gas
M&R Energy Resources TigerNet Systems, Inc
Maidenform Touchstone Energy
Main-Care Energy TransCanada Power Marketing
Maprex International UMassMemorialHospital
Marvell Semiconductors United Nations Development Program
MemorialSloan-KetteringCancerCenter USave Energy
Metromedia Energy Village of Hamburg Municipal Gas Utility
Mid American Natural Resources Village of Sloan
Mirabito Gas & Electric Vineyard Oil & Gas Co.
Morgan Stanley Capital Group Volvo Cars of N.A.
Morgan Stanley Dean Witter Woodruff Energy
Multifuels Co.
NATGASCO / Mitchell Supreme Fuel Co.  
New England Energy Group  
:: Our Trading Partners
EC Infosystems works with a large number of Trading Partners in multiple industry segments. We have a major presence in the Deregulated Utility Industry where we work with a large number of utilities in eight of the deregulated states. We also work with various Trading Partners in the Retail, Pulp & Paper, Manufacturing industries. Following is a partial list of our TPs:
Utilities We Work With Retail, Pulp & Paper, Manufacturing
AEP Texas Central Co. / Central Power & Light Amerada Hess
AEP Texas North Co. / West Texas Utilities Asbury Park Press
Allegheny Power Banta Book Group
Ameren (CIPS/UE/CILCO/IP) Burdines
Atlanta Gas & Light Delphi Delco
Atlantic City Electric Dollar General
Baltimore Gas & Electric Gannett Corp.
Berkshire Gas Hearst
CenterPoint / Reliant / HL&P Home Shopping Network
Central Hudson Gas & Electric J C Penney
Central Maine Power LA Times
Con Edison Memec Corp.
Conectiv Power Nu Horizons
Connecticut Light & Power Parisian
Consumer Energy Port of Elizabeth
Detriot Edison Quebecor World
ERCOT Saks Fifth Avenue
Fitchburg Gas & Electric Sears
GPU Time Inc.
Keyspan Energy  
Nantucket Electric
Naragansett Electric
National Fuel Gas  
National Grid
New Hampshire Electric Coop  
New Jersey Natural Gas
Niagara Mohawk Power Corp.  
Northern Neck Electric Coop.  
NYSEG New York State Electric & Gas Corp.  
Nueces Electric Coop  
Oncor / TXU  
Orange & Rockland Utilities  
PG&E Pacific Gas & Electric  
Pedernales Coop.  
Peoples Gas  
Portland Genral Electric  
Rappahannoc Electric Coop  
Rochester Gas & Electric  
San Diego Gas & Electric  
San Patricio Electric Coop.  
Sharyland Utilities  
Shennandoah Valley Electric Coop.  
SoCal Gas  
Southern California Edison  
South Side Electric Coop.  
St.Lawerance Gas  
Texas New Mexico Power  
United Illuminating  
Unitil Energy Systems  
Xcel Energy