The largest IT services companies in Indonesia are primarily mid-sized to large firms focusing on digital transformation and outsourcing. Key players include Telkom Indonesia, a state-owned telecommunications enterprise, and PT. INFOMEDIA NUSANTARA, a market leader in contact center services. Other significant companies are Lintasarta, an ICT solutions provider, and PT. Sigma Cipta Caraka (Telkomsigma), offering consulting and IT management across various sectors.
These companies predominantly operate from Jakarta, indicating a strong centralization of the IT services industry in the capital city. Their services range from cloud solutions and big data analytics to business process outsourcing and digital customer experience management, catering to diverse sectors like banking, finance, telecom, and manufacturing.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Telkom Indonesiatelkom.co.id
A state-owned telecommunications enterprise in Indonesia focusing on digital transformation, customer-oriented strategies, and adapting to technology advancements in the industry |
21,977 | |||
| 2 |
PT. INFOMEDIA NUSANTARAlinktr.ee
With over 22 years of experience in managing contact centers, the company is a market leader in providing contact center services in Indonesia They also offer Business Process Outsourcing solutions and manage various digital customer interaction services |
8,053 | |||
| 3 |
PT VADS Indonesiavads.co.id
Specializing in digital customer experience management, we support clients to streamline their business operations and enhance customer satisfaction #MakeBusinessEasier |
3,942 | |||
| 4 |
Lintasartalintasarta.net
An ICT solutions provider empowering businesses and government with digital transformation services for over three decades, serving 2,400+ clients |
3,141 | |||
| 5 |
PT. Sigma Cipta Caraka (Telkomsigma)telkomsigma.co.id
Provides comprehensive IT services, including consulting, managed services, software development, and data center operations for diverse industries, serving over 420 clients in Indonesia. |
2,673 | |||
| 6 |
Mitra Integrasi Informatika, PTmii.co.id
Providing cloud services, big data analytics, security, IT infrastructure, business applications, consulting, and managed services for digital transformation. |
2,518 | |||
| 7 |
Transcosmos Indonesia (Official)trans-cosmos.co.id
A world class business process outsourcing and consulting company offering contact center services, digital marketing, eCommerce solutions, and more |
2,494 | |||
| 8 |
PT Danamas Insan Kreasi Andalan (DIKA)ptdika.com
A subsidiary specializing in One Stop Outsourcing Solutions in Indonesia, offering services in sales, operations, HR, collections, and IT outsourcing |
2,311 | |||
| 9 |
PT. Astra Graphia Information Technology (AGIT)ag-it.com
AGIT is a digital service provider specializing in digital strategy, ICT foundation, technology platforms, and services for digital transformation |
2,112 | |||
| 10 |
PT.Visionet Data Internasionalvisionet.co.id
Leading IT Managed Services provider in Indonesia offering nationwide coverage, certified in IT standards, supporting customers with integrated outsourcing and state-of-the-art technologies for optimal performance |
1,850 | |||
| 11 |
PT Berca Hardayaperkasaberca.co.id
Provides enterprise information and communication technology, telecommunication, and test and measurement solutions to corporations across various industries in Indonesia since 1990. |
1,817 | |||
| 12 |
Mitracomm Ekasaranamitracomm.com
Provider of contact center solutions, outsourcing services, business process outsourcing, hosting, and training & education services with ISO certification Offices with complete facilities |
1,551 | |||
| 13 |
PT. Computrade Technology International (CTI Group)computradetech.com
Cloud and digital solution provider in Southeast Asia, with strong partnerships with over 70 IT brands and a team of over 250 certified engineers Expanding in Southeast Asia |
1,523 | |||
| 14 |
PT Infomedia Nusantarainfomedia.co.id
A subsidiary of Telkom Indonesia, providing services and solutions within the telecommunications industry |
1,467 | |||
| 15 |
ATI Business Groupatibusinessgroup.com
Global business process management and technology provider specializing in servicing travel and hospitality industries with tailored solutions, talented resources, and cost-effective technology |
1,325 | |||
| 16 |
PT MitraComm Ekasaranamitracomm.com
Established in 1999, the organization offers a range of services including business process outsourcing, technology solutions, and high-quality office spaces in Jakarta |
1,105 | |||
| 17 |
PT. Mastersystem Infotamamastersystem.co.id
A leading ICT infrastructure provider in Indonesia, specializing in enterprise banking, oil and gas, enterprise, and telecommunication industries |
1,074 | |||
| 18 |
SIRCLOsirclo.com
A technology solutions company founded in 2013, empowering people and businesses with integrated platforms to advance into the future Serving various stakeholders |
1,008 | |||
| 19 |
PT Astra Graphia Tbkastragraphia.co.id
Public company offering printing and digital services, document solutions, IT solutions with strategic partners, e-commerce office solutions, and 3D printing services |
938 | |||
| 20 |
PT. Metrodata Electronics Tbk.metrodata.co.id
Leading ICT company in Indonesia offering solutions in Cloud Services, Digital Business Platform, Big Data, Security, Consulting, and more with over 40 years of experience |
856 | |||
| 21 |
PT Multipolar Technology Tbkmultipolar.com
Experienced provider of hybrid infrastructure, integration, business solutions, AI services, and digital transformation for diverse industries. |
820 | |||
| 22 |
Indocyber Global Teknologi, PTindocyber.co.id
An integrated information and technology system provider offering solutions in IT services, digital marketing, and IT infrastructure with high effectiveness |
800 | |||
| 23 |
PT. Intikom Berlian Mustikaintikom.com
A national company specializing in IT solutions and services, offering consultancy, software implementation, training, e-commerce, networking, security, and maintenance to various industries |
793 | |||
| 24 |
Staffinc Groupstaffinc.co
Leading digital platform in Indonesia offering staffing solutions, HR systems, and procurement services, empowering businesses and workers with technology-driven workforce solutions |
734 | |||
| 25 |
Timedoortimedoor.net
A leading developer and educator in Bali, seamlessly blending technology and education to create positive change and a better society Join us! |
712 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 26 |
PT Mitra Karsa Utamamitra-ku.com
Outsource company in Indonesia serving telecommunication, consumer goods, banking, and building material industries, offering various positions from managerial to field engineers |
667 | |||
| 27 |
PT Sinergi Informatika Semen Indonesia (SISI)sisi.id
A subsidiary of a leading cement company, providing innovative IT solutions for businesses in Indonesia and launching new products in the IT sector for society |
652 | |||
| 28 |
PT Putra Mulia Telecommunicationpmt.co.id
Specializing in telecommunication solutions since 2005, providing full turnkey services to operators and vendors, managing thousands of sites in Indonesia |
651 | |||
| 29 |
PT Sisindokom Lintasbuanasisindokom.com
Provider of comprehensive Information Communication Technology solutions for businesses, offering database, middleware, enterprise architecture, hardware, network solutions, and IT services with top partnerships |
647 | |||
| 30 |
PT Industri Telekomunikasi Indonesia (Persero)inti.co.id
A system solutions provider in the telecommunication and IT industry, offering products such as IP PBX, NMS, and disaster forecasting systems |
645 | |||
| 31 |
Synnex Metrodata Indonesiasynnexmetrodata.com
A leading Indonesian ICT distributor, specializing in wholesale distribution of technology products through seven distribution centers nationwide |
630 | |||
| 32 |
PT Nusantara Compnet Integrator (Compnet)compnet.co.id
A long-standing IT company providing innovative solutions and services, specializing in technology and information system integration, committed to reliability and customer satisfaction |
576 | |||
| 33 |
Packet Systems Indonesiapacket-systems.com
A leading ICT systems integrator in Indonesia specializing in Data Center, Collaboration, Network Infrastructure, Information Security, and Software Solution services |
544 | |||
| 34 |
Hypernet Technologieshypernet.co.id
Providing tailored managed IT services including internet connectivity, cloud solutions, unified communication, and infrastructure for diverse Indonesian industries. |
536 | |||
| 35 |
Datacomm Diangrahadatacomm.co.id
Leading IT service provider in Indonesia offering IT infrastructure, cloud, security, and DevOps solutions Partnering with global technology vendors to deliver innovative services nationwide |
499 | |||
| 36 |
Dua Empat Tujuh, PT (SOLUSI247)solusi247.com
An integrated IT solution provider with expertise in database and data warehouse solutions, targeting telco companies, large enterprises, and government organizations |
490 | |||
| 37 |
Metrocom Global Solusi, PT.metrocom.co.id
Indonesian IT company specializing in solution integration, offering high quality services with a team of professional engineers |
476 | |||
| 38 | 469 | ||||
| 39 |
PT Adicipta Inovasi Teknologiad-ins.com
Dynamic organization delivering innovative business solutions through creative integration of technologies Trusted IT provider offering high-quality services and products |
468 | |||
| 40 |
PT. Swadharma Duta Datasdd.co.id
A company established in 1988 by BNI pension founds and Tri Handayani Utama, supported by expert professionals with ISO 9001:2015 certification |
467 | |||
| 41 |
PT Sigma Cipta Utamascu.co.id
Specializing in data management services for the energy industry, offering secure, accurate, and efficient solutions supported by advanced ICT technology and professional performance culture |
466 | |||
| 42 |
VINCI Energies Indonesiavinci-energies.co.id
Specializing in electrical, automation, telecommunication, and HVAC systems, providing comprehensive solutions for energy, oil & gas, mining, industry, and infrastructure projects |
452 | |||
| 43 |
PT Berlian Sistem Informasibsi.co.id
An IT solutions provider specializing in automotive and mobility services, offering infrastructure, application, ERP, cloud, and security services in Indonesia |
435 | |||
| 44 |
PT Metro Global Servicesmetrotelworks.com
Global telecommunications industry expert offering RF services, network optimization, and project management to wireless providers with a focus on cost-effective solutions for emerging networks |
434 | |||
| 45 |
PT. Infosys Solusi Terpaduist.id
We are a solution integrator company specializing in digital products for the Financial Services Industry, offering innovative solutions for digital transformation |
419 | |||
| 46 |
Integrasi Logistik Cipta Solusiilcs.co.id
Leader in digital seaport and maritime logistics solutions, modernizing port logistics through technology and collaboration with stakeholders for efficient supply chain management |
417 | |||
| 47 |
DKATALISdkatalis.com
A technology company collaboratively creating digital solutions worldwide, with a focus on financial literacy, empowering women entrepreneurs, and helping organizations adapt |
405 | |||
| 48 |
PT Mitra Solusi Telematikamst.co.id
Delivering IT solutions to align technology with business goals, integrating systems for efficient customer acquisition and retention Visit website for more |
399 | |||
| 49 |
Telkom Indonesiatelkom.co.id
A multinational telecommunications conglomerate, specializing in telecommunication services and listed on multiple exchanges |
392 | |||
| 50 |
berijalan
Specializing in IT services and development, this branding initiative focuses on technology solutions offered by a digital technology company in Indonesia |
387 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
More company lists in Indonesia
- The largest companies in Indonesia 4,266
- Manufacturers in Indonesia 686
- Retail chains in Indonesia 433
- Critical infrastructure operators in Indonesia 368
- Public sector organisations in Indonesia 360
- Publicly traded companies in Indonesia 358
- Companies with a mobile app in Indonesia 346
- Multinational companies in Indonesia 344
- Corporate groups and holding companies in Indonesia 306
- Financial services firms in Indonesia 299
- Hotel and hospitality groups in Indonesia 235
- Higher Education companies in Indonesia 215
- Food and beverage companies in Indonesia 212
- Financial Services companies in Indonesia 201
- Distributors and wholesalers in Indonesia 195
- Hospitality companies in Indonesia 171
- Energy companies in Indonesia 164
- Food and Beverage Services companies in Indonesia 156
- Companies with in-house R&D in Indonesia 152
- IT Services and IT Consulting companies in Indonesia 146
- Logistics companies in Indonesia 143
- E-commerce companies in Indonesia 139
- Mining companies in Indonesia 136
- Motor Vehicle Manufacturing companies in Indonesia 133