Find Us

5 Headquarters

4545 Fuller Dr. Suite 412
Irving, TX 75038
Phone: (972) 445-9584
Toll Free: (855) 275-3483
Fax: (855) 329-3493 
email5@energyby5.com

5 - Northeast

865 State Route 33
Ste 3 PMB 1077
Freehold, NJ 07728
Phone: (732) 774-0005
Fax: (855) 329-3483
email5@energyby5.com

5 - Mexico

CP 11000, Miguel Hidalgo
CDMX, Mexico
Phone: +5595287982
mexico@energyby5.com

OUR TEAM

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Energy & Sustainability Specialist

Karen Sweeney

Karen Sweeney has been making a positive impact in the energy industry since 2015. Karen’s knowledge in sustainability makes her a great resource for 5ers and clients alike. As 5’s Energy & Sustainability Specialist, Karen advises clients and the internal team at 5 on sustainability service offerings and strategies.

Prior to 5, Karen worked for demand side energy efficiency consulting firms Ecosystems Group and The Energy Group, and even worked for the City of Orlando as part of the EDF Climate Corps Fellowship program.

Karen received her MS in Sustainability Management from Columbia University. She graduated from Wake Forest University with a BS in Chemistry.