Company lists · Data refreshed September 2026
Top 25 IT infrastructure services based in Thailand
RevenueBase identified 70 IT infrastructure services headquartered in Thailand as of September 2026 and tracks 1,833 professional contacts across them, including 230 with verified work emails. Bangkok is the largest hub.
This list covers IT infrastructure services headquartered in Thailand, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest IT infrastructure services based in Thailand
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 665 contacts → | ||||
Partial evidence “We help organizations across industries create the innovations that matter with our IT and Digital expertise.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 217 contacts → | ||||
Strong evidence “Based in Bangkok, Thailand, SIRISOFT is an innovative, forward-thinking IT service provider focusing on DevOps, High-code Application Development, and Infrastructure Software.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 212 contacts → | ||||
Indirect evidence “For over 55 years, CDG Group has stood as a beacon of trust, dedicated to overcoming our clients biggest challenges through a comprehensive suite of services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 54 contacts → | ||||
Indirect evidence “About company บริษัท ซีทีซี โกลบอล (ประเทศไทย) จ ากัด ตั้งอยู่เลขที่1788 สิงห์ คอมเพล็กซ์ ห้องเลขที่ 2301-2305 ชั้น 23 ถนนเพชรบุรี ตัดใหม่ แขวงบางกะปิ เขตห้วยขวาง กรุงเทพมหานคร…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 46 contacts → | ||||
Strong evidence “Innovative Extremist (INOX) is a prominent provider of IT infrastructure services with more than 15 years of experience in open-source technologies.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 31 contacts → | ||||
Partial evidence “บริษัท ชุน บ็อก จำกัด (Chunbok) เป็นผู้เชี่ยวชาญและมีความชำนาญของวิศวกรด้าน Digital Infrastructure ที่ให้บริการในการออกแบบติดตั้ง ระบบคอมพิวเตอร์และเครือข่าย…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 25 contacts → | ||||
Indirect evidence “The Enterprise Resources Training Co.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 25 contacts → | ||||
Indirect evidence “Terabyte Plus Public Co, Ltd.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 20 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 20 contacts → | ||||
Indirect evidence “IIJ was established in 1992 as the first commercial ISP in Japan.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 19 contacts → | ||||
Partial evidence “YOUR RELIABLE SERVICE PARTNER บริษัทวีเซิร์ฟพลัส จำกัด หนึ่งในผู้ให้บริการ IT ชั้นนำแบบครบวงจร Installed-Base Renewal Services Enterprise Professional Services Nationwide Services…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 12 contacts → | ||||
Partial evidence “Our main business is provide Support all parts of various IT Technologies e.g.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 11 contacts → | ||||
Partial evidence “บริษัท เดอะรีโคฟเวอรี่ แอดไวเซอร์ จำกัด (TRAC) เป็นหนึ่งในผู้ให้บริการ IT Enterprise Solution ชั้นนำของประเทศไทย โดยเริ่มก่อตั้งในปี 2010 การให้บริการของเราเป็นบริการในรูปแบบ…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 6 contacts → | ||||
Partial evidence “Founded by an experienced team in IT for 20 years.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 6 contacts → | ||||
Indirect evidence “MAXResourceIT has been serving small and large business firms for over ten years.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 4 contacts → | ||||
Partial evidence “One stop service and IT Solution” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 4 contacts → | ||||
Strong evidence “CommTech Company is a leading system integrator, specializing in Computer Rental, IT Infrastructure, and Cloud Services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 4 contacts → | ||||
Indirect evidence “Networks365 empowers customersto maximize productivity, efficiency, andcost savings through the best people,practices, and knowledge in thetechnology industry.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 3 contacts → | ||||
Indirect evidence “บริษัท อินโนโค ก่อตั้งขึ้นปี 2551 มีความเชี่ยวชาญด้านการให้บริการครบวงจร (end to end) ในด้านการให้คำปรึกษา แนะนำ ออกแบบ ติดตั้งและบริการ…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 contacts → | ||||
Indirect evidence “SCSi has established from a group of professional people in Information Technology since 1994.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Partial evidence “Jan IT Co, Ltd.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 contacts → | ||||
Indirect evidence “Internet service Integrator(ISI) Division * Application & Database Division * Open System Client/Server Division * Network & Consult Systems Division * PC & Peripheral Division *…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Partial evidence “K&S Tech Solution is specialized in IT services, providing solutions for all computer topics including customized requirements, based on 45 years experiences in IT business…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Partial evidence “We help customers operate reliable, secure, and well-maintained digital infrastructure through services including Managed WordPress, WordPress Hosting, Website Security…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: IT infrastructure services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names IT infrastructure services.
- Partial evidence
- Its own public description names part of IT infrastructure services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name IT infrastructure services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 70 IT infrastructure services based in Thailand
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IT infrastructure services based in Thailand at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Thailand, so it is reported there. Company counts and contact totals on this page are exact for Thailand, over 70 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among IT infrastructure services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Thailand whose own description of what they do matches “IT infrastructure services”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names IT infrastructure services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among IT infrastructure services, and records with no verified work email. Companies headquartered outside Thailand are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 230 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
IT infrastructure services by metro
- IT infrastructure services in Bangkok40
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names IT infrastructure services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many IT infrastructure services are there based in Thailand?
RevenueBase identified 70 IT infrastructure services headquartered in Thailand as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
G-Able Group, headquartered in Bangkok, tops this list with the largest team on record.
Which city has the most IT infrastructure services?
Bangkok leads with 40 headquartered companies, followed by Bangkok City (5) and Chiang Mai (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 230 verified decision-maker contacts tracked across these 70 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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