Company lists · Data refreshed September 2026
Top 25 Mechanical systems integrators based in Singapore
RevenueBase identified 90 mechanical systems integrators headquartered in Singapore as of September 2026 and tracks 2,131 professional contacts across them, including 284 with verified work emails. Singapore is the largest hub.
This list covers mechanical systems integrators headquartered in Singapore, 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 28, 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 mechanical systems integrators based in Singapore
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 387 contacts → | ||||
Strong evidence “PCSS is a Singapore-based systems integrator with more than 25 years of experience and accolades in providing secure, reliable and state-of-the-art security solutions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 322 contacts → | ||||
Partial evidence “Nature of Business: Process Mechanical Works (Process & Utilities) including: Piping works, fabrication & installation # Equipment, assembly & erection # Plant maintenance &…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 137 contacts → | ||||
Strong evidence “PrimusTech Private Limited is a Master Systems Integrator (MSI) for buildings and facilities.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 118 contacts → | ||||
Partial evidence “VDL Enabling Technologies Group Singapore operates in the business of system integration of mechatronic (sub)systems and modules for OEMs in the high-tech capital equipment…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 89 contacts → | ||||
Partial evidence “Since its inception in 2010, Addcel continues to be the leading provider of mechanical engineering solution services in Singapore.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 81 contacts → | ||||
Strong evidence “DLM is based in Singapore and specializes in engineering and installation works for: – Air Conditioning & Mechanical Ventilation System (including Energy Performance Contracting…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 31 contacts → | ||||
Indirect evidence “Yi-Ke Innovations, Your Technology Partner Yi-Ke Innovations was founded by a group of highly distinguished, experienced and visionary veterans in the field of Datacentres IT…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 30 contacts → | ||||
Indirect evidence “Since 1987, we're one of the leading companies in the air-conditioning industry for over 30 years in Singapore.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 27 contacts → | ||||
Indirect evidence “Technical Asia Pte Ltd, was formed to achieve the fulfilment of the professional carriers of each and every member of the organization, encouraging personal growth and enabling…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 22 contacts → | ||||
Indirect evidence “We started as Squire Beca in 1977, a small partnership between Raglan Squire & Partners and New Zealand-based Beca Carter.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 21 contacts → | ||||
Indirect evidence “Natural Cool Air-Conditioning & Engineering Pte Ltd (Commercial Service Division) goes beyond installation, maintenance, and repair.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 19 contacts → | ||||
Indirect evidence “Here at Evantek, we develop and drive innovative ideals in order to utilize the effectiveness of modern technology to set new standards in the service industry.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 19 contacts → | ||||
Strong evidence “ZPA is a world class integrator for power, control, and system solutions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 17 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 16 contacts → | ||||
Strong evidence “Pneu Powders Systems (‘PPS’) is a trusted integrator in the field of materials handling, specialising in the pneumatic transportation of bulk dry and semi solid powders, flakes…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 15 contacts → | ||||
Indirect evidence “Novexx provides integrated engineering solutions, design, project management, maintenance services, human resource management services as well as equipment and plant fabrication…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 15 contacts → | ||||
Partial evidence “Air Conditioning & Mechanical Ventilation Services” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 11 contacts → | ||||
Strong evidence “Factronics Systems Engineering is a Systems Integrator specialising in turnkey Factory Automation solutions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 10 contacts → | ||||
Indirect evidence “Prestige Technology was founded in 2004 with a mission to deliver high-quality, integrated engineering solutions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 9 contacts → | ||||
Partial evidence “Incorporated on 8 August 2022, EN+ is a dynamic system integration company supported by investors from Singapore and Thailand.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 8 contacts → | ||||
Indirect evidence “Singapore Communications (Wavex) Pte Ltd, a wholly owned subsidiary of the Hong Kong Listed Group, HKC International Holdings Limited, with companies in Hong Kong, China and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 6 contacts → | ||||
Indirect evidence “M-Stars Engineering & Construction is a reputable name in the construction services industry, delivering reliable solutions for government, commercial, and industrial projects.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Indirect evidence “At L-VISION, we specialize in engineering design, fabrication, and process plant installation for the Food, Chemical, Mineral and Biopharma industries.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Indirect evidence “At Litewell, we view any challenges as opportunities for engineering solutions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Indirect evidence “Welcome to Quarterback – Where Engineering Excellence Meets Digital Innovation Quarterback represents the best of both worlds-a powerful fusion of hands-on engineering expertise…” Source: RevenueBase Database · checked Sep 28, 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: mechanical systems integrators. 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 mechanical systems integrators.
- Partial evidence
- Its own public description names part of mechanical systems integrators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name mechanical systems integrators. 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 90 mechanical systems integrators based in Singapore
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Mechanical systems integrators based in Singapore at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Singapore, so it is reported there. Company counts and contact totals on this page are exact for Singapore, over 90 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 mechanical systems integrators, 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 Singapore whose own description of what they do matches “mechanical systems integrators”. 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 mechanical systems integrators), 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 mechanical systems integrators, and records with no verified work email. Companies headquartered outside Singapore 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, 284 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 28, 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.
Mechanical systems integrators by metro
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 mechanical systems integrators, 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 mechanical systems integrators are there based in Singapore?
RevenueBase identified 90 mechanical systems integrators headquartered in Singapore 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?
PCSS, headquartered in Singapore, tops this list with the largest team on record.
Which city has the most mechanical systems integrators?
Singapore leads with 71 headquartered companies, followed by Downtown Core (1) and Gul (1).
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 284 verified decision-maker contacts tracked across these 90 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 28, 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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