. . "c. 2700 companies" . . "Electrical Contractors Association" . . . . . "Electrical Contractors' Association" . "Electrical Contractors\u2019 Association" . . "Non-profit company (No. 00143669)" . . "Supporting and representing electrotechnical and other engineering services companies in England, Northern Ireland and Wales" . "ECA" . "Electrical Contractors' Association" . . "ECA" . . . . "The Electrical Contractors Association" . . . . . "100" .