NEC Nets ESI Service
NECネッツエスアイ・サービスNEC Networks & System Integration CorporationAliasNECネッツエスアイ株式会社Alias日本電気システム建設株式会社AliasNEC ネッツエスアイ株式会社AliasNECネッツエスアイ株式会社(NECグループ)Alias
Ticker
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Listed market
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Country
Employees (consolidated)
7,576
Related companies
21
§01
Basic information
- Head office
- 3-9-14 Shibaura, Minato-ku, Tokyo 108-8515, Japan
- Chief executive
- Michio Ohno
- Capital
- 13,122,000,000 JPY (131 100 millionJPY)
- Employees (non-consolidated)
- 2,000 people
- Employees (consolidated)
- 7,576 people
- Start date
- 1953-11-26
- End date
§02
Websites
§03
Business
Planning and consulting on ICT systems centered on networksDesign and constructionSupport servicesMaintenance and operationMonitoring servicesOutsourcing servicesProvision of ICT solutionsNetwork construction and operation servicesSecurity solutionsWorkstyle innovationIT infrastructure/IT managementData-driven management/AIBCP/risk managementCarbon neutralityConsultingDigital business reformCommunication DXNext-generation smart officeCollaboration workTelework/Remote workPaperlessICT Service Delivery/OrchestrationNetwork/Local 5GData Center/CloudTelephone/PBXVideo AI/CamerasIoT/Sensor UtilizationPC/DevicesStorageOperational SupportSecurity DiagnosticsManaged SecurityCybersecurityPhysical SecurityDigital ID/AuthenticationAI Agent Ready ProjectAI/Data AnalyticsSky Transceiver Plus Customer SupportAI Risk DetectionDisaster Response/Well-being ConfirmationDisaster Recovery / BackupRegional Disaster Prevention / ResilienceDemand MonitoringGreen EnergyEV StationEnergy ManagementService InfrastructureProduct Support ServicesService Delivery Operations Center (sDOC)Help Desk ServicesMaintenance Parts Operation Management ServicesNetwork Total Operations Center (nTOC)Contact CenterIT ConsultingSystem IntegrationCloud ServicesIT Infrastructure ManagementICT System Planning and ConsultingNetwork Design and Construction24/7 Maintenance, Operations, Monitoring Services and Outsourcing ServicesIntegrated Log Monitoring (Splunk) SOC ServiceAironWorksGovernment Agencies / Local GovernmentsHotelsManufacturingFinance / InsuranceMedicalDistribution / ServicesLogisticsTelecommunications CarriersConstruction / Real EstateOthersMaintenance, Operation, and Monitoring ServicesIndustries / Sectors
§04
Related companies
| Company name | Group | Parent | Subsidiary | Customer | Supplier | Alliance | Bank | Shareholder |
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| K&N Systems Integration Inc. | ||||||||
| NEC Magnus Communications Inc. | ||||||||
| GS Yuasa Co., Ltd. | ||||||||
| JR East Japan Building Tech Co., Ltd. | ||||||||
| オートモーティブエナジーサプライ | ||||||||
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| 東京ステーションホテル | ||||||||
| 株式会社スコープ | ||||||||
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Names without a link are companies not yet registered in OpenBizGraph
§05
Network
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§06
History
Established in Showa 63 (1988): Focused on wireless network systems and related telecommunications construction, including design and construction management related to the above![]()
In Heisei 13 (2001): Changed company name from Media Service Corporation to NEC Electric System Construction Media Service Corporation![]()
In Heisei 17 (2005): Changed company name from NEC Electric System Construction Media Service to NEC Nets ESI Service Corporation![]()
§07
News
There is no news.
§09
Sources & updates
DOMAINOwn domain:Yes
UPDATED2026-09-24 14:09 · Model: gpt-4.1-nano