Het hoofdstuk Elektronische installaties betreft het geheel van leveranties en werkzaamheden nodig voor het in het werk brengen en bedrijfsgereed maken van installaties voor de opwekking, omzetting, distributie en afname van elektrische energie alsmede gemeenschappelijke leidingwegen, aardings- en bliksembeveiligingsvoorzieningen.

Naam Specialisatie Plaats
WELEC NV 70.00 70.00 77.10 77.20 77.30 77.40 77.50 60.60 70.50 74.10 74.30 70.00 43.21 6 T6.65 74.00 71.00 72.00 73.00 75.00 77.00 WESTERLO
Welles Elektro 70.00 75.00 70.33 43.21 Baarlo
Wellplast B.V. 14.00 14.33 05.32 14.64 70.74 50.31 23.43 33.00 60.74 53.00 53.80 02.a Ermelo
Welvaarts Elektro B.V. 00.AI 00.AR 00.IB 00.OG 70.00 70.31 70.32 70.33 70.34 70.35 70.41 70.43 70.51 70.53 70.81 70.87 75.00 75.45 75.46 75.51 78.00 75.a 70.00 54.70 00 00.AB 00.AI 00.BB 70.00 70.10 70.11 70.12 70.13 70.14 70.15 70.20 70.21 70.30 70.31 70.32 70.33 70.40 70.41 70.42 70.43 70.44 70.45 70.46 70.47 70.50 70.51 70.52 70.53 70.54 70.55 70.56 70.57 70.60 70.61 70.62 70.63 70.64 70.65 70.70 70.71 71 71.00 71.10 71.11 71.12 71.20 71.21 71.22 71.23 71.30 71.31 71.32 71.33 00 71.34 71 71.35 71.31 71.36 71.32 71.37 71.33 71.40 71.34 71.41 71.35 71.42 71.36 71.43 71.37 72 71.40 72.00 71.41 72.10 71.42 72.11 71.43 72.12 72 72.20 72.00 72.21 72.10 72.22 72.11 72.40 72.12 72.41 72.20 72.42 72.21 72.43 72.22 72.50 72.40 72.51 72.41 72.52 72.53 72.42 72.54 72.43 72.55 72.50 72.60 72.51 72.70 72.52 73 72.53 73.00 72.54 73.10 72.55 73.11 72.60 73.12 72.70 73.13 73 73.14 73.00 73.20 73.10 73.21 73.11 73.22 73.12 73.23 73.13 73.24 73.14 73.25 73.20 73.26 73.21 73.30 73.22 74 73.23 74.00 73.24 74.10 73.25 74.11 73.26 74.12 73.30 74.13 74 74.14 74.00 74.20 74.10 74.21 74.11 74.22 74.12 74.23 74.13 74.24 74.14 74.30 74.20 74.31 74.21 74.32 74.22 74.33 74.23 74.34 74.24 74.40 74.30 74.41 74.31 74.42 74.32 74.43 74.33 74.44 74.34 74.45 74.40 74.50 74.41 74.60 74.42 74.70 74.43 74.80 74.44 75 74.45 75.00 74.50 75.10 75.11 74.60 75.20 74.70 75.21 74.80 75.30 75 75.31 75.00 77 75.10 77.00 75.11 77.10 75.20 77.20 75.21 77.30 75.30 77.40 75.31 77.41 77 77.42 77.00 77.43 77.10 77.44 77.20 77.50 77.30 77.51 77.40 77.60 77.41 77.61 77.42 77.62 77.43 77.63 77.44 77.50 77.51 77.60 77.61 77.62 77.63 43.21 81.21 Vught
Wemmers Installatiebedrijf B.V. 50.00 51.00 52.00 53.00 54.00 70.00 75.00 75.a 55.00 54.a 56.00 60.00 61.00 62.00 68.00 55.00 60.00 61.00 62.00 70.00 43.22 81.21 Bleskensgraaf
Wesemann Projects B.V. 70.31 02.c Rotterdam
Wesley Keeris Beheer B.V. 50.00 51.00 52.00 53.00 54.00 55.00 70.33 43.22 Geldrop
Wespot B.V. 70.00 70.33 Borne
Wesso Elektro Wijchen B.V. 70.00 75.00 54.00 70.00 43.21 Wijchen
WESTELEC NV 70.00 70.00 77.10 77.20 77.30 77.40 77.50 70.50 74.10 74.30 27.70 70.00 43.21 77.00 71.00 74.00 IEPER
Westenbrink Electro B.V. 75.a 70.81 75.52 70.00 75.00 43.21 Goor
Westerdijk B.V. 70.00 33.33 55.00 50.00 51.00 52.00 53.00 54.00 60.00 61.00 43.22 43.21 Delfzijl
Westerveld Elektrotechniek 70.00 75.00 70.00 43.21 Zeist
Westland Infra Netbeheer B.V. 55.00 70.00 55.00 70.00 Poeldijk
Westreenen 78.00 70.00 70.82 70.81 70.78 70.75 70.74 70.73 70.72 70.71 70.65 70.64 70.63 70.62 70.52 70.51 70.42 70.41 75.00 75.52 78.41 43.21 Opheusden
Wetec B.V. 43.21 70.33 60.51 70.00 54.70 75.51 Stellendam
Wibe Group 00.AI 00.AR 02.j 70.00 70.41 Hoorn
Wiechers Wonen Ommen 70.81 Ommen
Wieland Electric GmbH 70.00 053 053.00 Bamberg
Wieldraaijer Installatietechniek 70.00 75.00 61 43.21 43.22 Oosterwolde
Wielinga Slapen 70.81 Leeuwarden
Wierda Projecttechniek BV 78.00 75.a 70.00 70.51 70.81 70.33 75.45 75.46 75.00 75.51 54.70 54.b 70.72 70.52 70.82 61 62 63 43.21 Emmeloord
Wierdense Metaal Veredeling B.V. 70.00 75.00 70.00 Rijssen
Wierenga Bliksembeveiliging 70.87 43.21 Goor
WIHA Brandpreventie B.V. 45.41.a 46.32.a 43.99 51.82 31.31 44.31 21.85 23.85 26.81 70.43 65.1 65.10 Doetinchem