The List Featured

7:00pm EDT December 26, 2008

Ambit Energy LP

500 McKinney St.

Houston, TX 77002

(917) 478-8874, www.ambitusa.biz

Offers energy-saving tips, Conservation company

CenterPoint Energy

1111 Louisiana St.

Houston, TX 77002

(719) 207-2222, www.centerpointenergy.com

Natural gas and electricity provider, Serves industrial, commercial and wholesale customers

Comprehensive Energy Services

333 Clay St.

Houston, TX 77002

(713) 759-6999

Energy provider, Offers conservation tips

Constellation NewEnergy Inc.

1221 Lamar St., Suite 750

Houston, TX 77010

(713) 222-6080, www.newenergy.com

Offers energy-saving tips, Competitive energy supplier

Direct Energy

12 Greenway Plaza, Suite 600

Houston, TX 77046

(713) 877-3500, www.directenergy.com

Consulting services, Protection plans

Gexa Energy

20 Greenway Plaza, Suite 600

Houston, TX 77046

(713) 470-0400, www.gexaenergy.com

Helps improve profit through savings, Supplies low-cost energy

GSE Consulting LP

1225 N. Loop West, Suite 620

Houston, TX 77008

(713) 395-1990, www.gseconsultinglp.com

Electricity and consulting, Develops customized energy plans

Keystone Energy Partners LP

1111 Bagby St., Suite 2510

Houston, TX 77002

(713) 885-9300, www.keplp.com

Privately held wholesale marketer, Buys and sells power products

Reliant Energy Inc.

1000 Main St.

Houston, TX 77002

(832) 366-9060, www.reliant.com

Provides energy-saving tips, Provides energy-efficiency tips

Sequent Energy Management

Two Allen Center, 1200 Smith St.

Houston, TX 77002

(832) 397-1700, www.sequentenergy.com

Natural gas provider, Optimizes natural gas asset portfolio