What EX does

EX (イーエックス株式会社) is a privately held Japanese IT services company headquartered in Shinagawa-ku, Tokyo, founded in July 2001 as a spin-off of Excel Co., Ltd.'s software division with capital from TIS Corporation (then Solan). The company operates as a professional services firm rather than a product vendor, organized around three service lines: systems development (covering financial institutions, distribution and sales, accounting, and web/open systems), network infrastructure (design, construction, and server build/operation/maintenance), and outsourcing (help desk, operations, and development support). With 11–50 employees and 25 million JPY in registered capital, EX delivers bespoke project-based engagements primarily to enterprise clients in the Kanto region (Tokyo, Chiba, Saitama, Kanagawa), placing engineers on client sites or executing work internally.

The company is deeply embedded in the TIS group ecosystem: TIS Corporation co-founded EX in 2001 and remains both a major client and strategic partner, alongside TIS Solution Link. Other named major clients include ManpowerGroup and Zensho Holdings, indicating cross-vertical reach (staffing, retail/food service) alongside financial-sector work. EX monetizes through three revenue streams — systems development services, network infrastructure services, and outsourcing/staffing services (enabled by a general worker dispatch license obtained in June 2014) — all classified as professional services revenue. No packaged software products, APIs, AI/ML capabilities, or proprietary technology platforms are disclosed.

The company's strategic posture is conservative and relationship-driven, centered on engineer cultivation under the mottos 'Reliability, Sincerity, Conviction.' Its go-to-market relies on direct enterprise sales and direct recruitment of mid-career engineers with 2+ years of experience, with minimal digital marketing presence. Historical corporate actions — independence regained in 2010 from Web Office/ITSF, business integration with IDC Corporation in April 2012, dispatch license in 2014, and a capital increase to 25 million JPY in 2016 — indicate a small, stable firm focused on incremental capability extension rather than transformational growth.

Name

EX

Legal name

イーエックス株式会社

Website

https://exyk.co.jp

Company type

Private

Founded year

2001

Operating status

Operating

Headcount range

11–50 employees

Short description

EX (イーエックス株式会社) is a privately held Tokyo-based IT services company with 11–50 employees delivering systems development, network infrastructure, and outsourcing services to enterprise clients in the Kanto region across financial, retail, and staffing verticals.

Ownership category

akta.pro rank

Product category

IT Services

NAICS

Computer Systems Design Services (541512), Computer Systems Design and Related Services (54151), Computer Facilities Management Services (541513), Telephone Call Centers (56142)

SIC

Services-Computer Integrated Systems Design (7373), Services-Computer Programming, Data Processing, Etc. (7370), Services-Help Supply Services (7363)

akta.pro primary industry

ERP Implementation & Systems Integration Services (BPAEAGAA)

akta.pro secondary industries

ERP Managed Services & AMS (Application Management) (BPAEAGAB), IT Service Desk & End-User Support (L1/L2) (BPAAACAA), Enterprise Integration, iPaaS & Middleware Services (API/EDI) (BPAEAGAH)

Keywords

• IT services
• Systems development
• Network infrastructure
• IT outsourcing
• Help desk support

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Others

Revenue model

1. Systems Development Services: Consulting, system design and development services delivered to enterprise clients in financial (banking, securities, insurance), distribution/sales, accounting, and web/open systems domains. Billed on a project or contract basis.
2. Network Infrastructure Services: Network infrastructure design, construction, and various server design, build, operation and maintenance services for enterprise clients.
3. Outsourcing Services: Help desk operations, operational business process outsourcing, and systems development support services. Includes general staffing/dispatch services under their labor dispatch permit.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels2 records

Core offering

EX (イーエックス株式会社) is a Tokyo-based IT services company delivering three lines of service to enterprise clients: (1) Systems Development covering consulting, design, and build for financial (banking, securities, insurance), distribution/sales, accounting, and web/open systems; (2) Network-Related services covering network infrastructure design/build and server design, build, operations, and maintenance; and (3) Outsourcing covering help desk, general operations, and systems development support. Services are delivered either by placing engineers on client sites or executing projects internally under its general worker dispatch permit.

Product overview

EX (イーエックス株式会社) is an IT services company offering a unified portfolio of services organized into three business segments: (1) Systems Development — covering consulting, system design and development across financial (banking, securities, insurance), distribution/sales, accounting, and web/open-system environments; (2) Network-Related — covering network infrastructure design and build-out, and server design, build-out, operation, and maintenance; and (3) Outsourcing — covering help desk, general operations, and systems development support. No distinct branded product names, modules, or named software offerings were identified — the company operates as a service-provider delivering skilled technical personnel and project delivery rather than a packaged-software vendor.

Differentiator

Problem solved

Functional benefit

Products and services

• Systems Development Services Consulting, system design, and development services for enterprise clients across financial (banking, securities, insurance), distribution/sales, accounting, and web/open systems domains. Delivered on a project or contract basis by placing engineers at client sites or executing projects internally.
• Network Infrastructure Services Network infrastructure design and construction, plus server design, build, operation, and maintenance services for enterprise clients. Includes open-system and legacy mainframe operational support.
• IT Outsourcing Services Help desk operations, general operational business process outsourcing, and systems development support services. Includes labor dispatch of engineers under EX's general worker dispatch permit (般13-305560) granted June 2014.

Named customers4 records

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Three partnerships are on record, tiered major.

• TIS Solution Link Corporation (TISソリューションリンク株式会社)majorStrategic or Co-development PartnerListed as a major client (主要取引先). TIS Solution Link operates within the TIS group ecosystem and represents a significant business relationship for EX as a client receiving systems development and related IT services.
• ManpowerGroup Inc. (マンパワーグループ株式会社)majorStrategic or Co-development PartnerListed as a major client (主要取引先). ManpowerGroup, a global staffing and HR services company, is a significant client partner, suggesting a mutual business relationship in the staffing and human resources domain.
• Zensho Holdings Corporation (株式会社ゼンショーホールディングス)majorStrategic or Co-development PartnerListed as a major client (主要取引先). Zensho Holdings is Japan's largest restaurant group, operating chains including Sukiya. The company provides IT services to support Zensho's operations.

Scale indicators2 records

Recent moves10 records

Expansion highlights3 records

Direct peers

• Net One Systems: Japanese network infrastructure specialist providing design, construction, and operations for enterprise networks. Directly comparable to EX's network-related business line (infrastructure design/build/operate).
• ULS Group: Small/mid-cap Japanese IT services company providing consulting, systems development, and IT infrastructure services to enterprises. Similar size profile and service mix to EX, particularly in financial and distribution sectors.
• Future Corporation: Tokyo-headquartered IT services and consulting firm delivering systems integration, financial systems development, and IT consulting for enterprises. Closely comparable to EX in target verticals (financial systems), service mix, and Japanese mid-market focus.

Broad incumbents

• Internet Initiative Japan (IIJ): Japanese network and internet services provider offering enterprise network design, construction, and outsourced operations. Overlaps materially with EX's network infrastructure and operations/maintenance service line.
• BIPROGY: Formerly Nihon Unisys; a major Japanese systems integrator serving financial institutions and enterprises with systems development and managed services. Strong overlap with EX's financial systems development focus.
• Fuji Soft: Large Japanese IT services company offering systems development, embedded software, and outsourcing/staffing services. Overlaps with EX across systems development and engineer dispatch business lines, though at substantially larger scale.
• TechnoPro Holdings: Largest IT engineer staffing and dispatch firm in Japan holding general worker dispatch permits; the dominant scale player in the same engineer-placement business EX is licensed to operate in.
• NS Solutions: Major Japanese systems integrator providing consulting, systems development, and infrastructure services to industrial and financial enterprises. Comparable scope to EX but operating at significantly larger scale.
• TIS Inc. Original founding investor of EX and a major client; a major Japanese systems integrator offering consulting, SI, and outsourcing services across finance and other industries. Comparable across all three of EX's service lines but at vastly greater scale.

Regional players

• ManpowerGroup Japan: Japan subsidiary of global staffing firm and a listed major client of EX; comparable because both operate in the IT/dispatch staffing space, though ManpowerGroup is the client-buyer of staffing services rather than a direct competitor in systems development.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks7 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about EX