For more than 60 years, Hatzel & Buehler, Inc. has been supporting Verizon Communications and their electrical requirements — from major building additions and upgrades to everyday preventative maintenance and repairs. Projects have included the 1972 addition to their main hub at 901 Tatnall Street in Wilmington to the replacement and upgrade of several buildings switchboards, generators, and transformers at various Delaware locations.  Hatzel & Buehler has continued to support Verizon’s needs with electrical services to their remote sites that include the Wireless Division and FIOS Division. Currently we are servicing all Delaware Outside Plant locations and Central Offices from complete system upgrades and modifications to the service, maintenance and repairs of all lighting, power, and distribution.