APACITY CENTRAL INTERACTIVE CAPACITY BROKERING SYSTEM

Insurance and Financial

Owner

WILLIAMS ENERGY VENTURES, INC.

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POWERTRAQ

Computer and Scientific

Owner

WILLIAMS ENERGY VENTURES, INC.

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STREAMLINE ELECTRONIC GAS TRADING SYSTEM

Computer and Scientific

Owner

WILLIAMS ENERGY VENTURES, INC.

Nov 14, 1995
DATA HIGHWAY

Computer and Scientific

Owner

WILLIAMS ENERGY VENTURES, INC.

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ENERGY HIGHWAY

Computer and Scientific

Owner

WILLIAMS ENERGY VENTURES, INC.

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CAPACITY CENTRAL

Insurance and Financial

Owner

WILLIAMS ENERGY VENTURES, INC.

Jun 27, 1995
STREAMLINE

Computer and Scientific

Owner

WILLIAMS ENERGY VENTURES, INC.

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