Below are reputable civil-engineering/materials-testing equipment manufacturers, suppliers and major local service providers in Malaysia and Singapore (companies that manufacture equipment locally, or are major local distributors/agents for internationally known test-equipment brands). I’ve grouped them by country and included a short note on what they supply/cover and a source you can check.

Malaysia

• NL Scientific Instruments Sdn Bhd — local manufacturer/supplier of concrete, soil, cement, aggregates, asphalt and materials testing equipment (universal testers, compression machines, sieves, etc.). (nl-test.com.my)
• BSGS Scientific — Malaysian manufacturer/supplier of construction and geotechnical testing equipment and automated test systems; based in Kuala Lumpur. (bsgs.n.my)
• GDS Instruments Sdn Bhd — long-established supplier of geotechnical laboratory equipment (triaxial, triaxial systems, CPT / field gear) and calibration/service support in Malaysia. (gdsi.com.my)
• Kensains Sdn Bhd — supplier of a wide range of civil/materials testing apparatus, instrumentation and site/field investigation services; calibration (MS/IEC 17025) capability noted. (kensains.com.my)
• Testronz Instrument Sdn Bhd — local manufacturer and supplier of universal testing machines, hardness testers and other industrial/material test equipment. (testronz.com)
• Geonamics (M) Sdn Bhd / Geolab — large regional provider of construction materials testing, geotechnical instrumentation, site investigation and testing services (also operates in Singapore). (Geonamics.com.my)
• Globallab Engineering (Globallab / Global Lab Engineering) — supplier of geotechnical and materials-testing equipment plus lab services/site investigation in Malaysia. (globallab2u.com)
• ELE Group (Malaysia office) — long-established distributor of international brands for construction-testing and scientific apparatus across SE Asia (has Malaysia contact). Good for sourcing international-brand machines. (ele-group.com)

Singapore

• Saga Instruments Pte Ltd (SDL Atlas / Tinius Olsen distributor and others) — major supplier/distributor of universal testing machines, materials-testing systems and related instruments in Singapore region. (saga.com.sg)
• Geonamics (S) Pte Ltd — one‑stop professional soil & materials testing centre and supplier; regional capability and testing services; sister companies operate in Malaysia. (Geonamics.com.sg)
• CAST Laboratories — large accredited testing laboratory in Singapore that provides civil / geotechnical / construction materials testing and has laboratory capability and instrumentation (useful if you want testing services or to see equipment in operation). (castlab.com.sg)
• Element / Element Geotechnical Testing (Singapore Kaki Bukit) — established independent testing services and lab for geotechnical and construction materials testing in Singapore. (element.com)
• Geomotion (Singapore) — specialist in geotechnical/structural monitoring instrumentation, manufacture and distribution of monitoring instruments, and data systems. (sg.geomotion.com.sg)
• Tritech Engineering & Testing (Singapore) — specialist geotechnical instrumentation and investigation contractor and supplier for monitoring & site investigation. (tritech.com.sg)
• Ryobi Geotechnique / RGI Geotechnical Laboratory — geotechnical laboratory services and accredited testing in Singapore (supplier/contractor for testing & instrumentation). (ryobi-g.com)
• TÜV SÜD PSB (Singapore) — testing, inspection and certification including construction materials testing and product/certification services — useful for certification & compliance testing. (tuvsud.com)

How to choose between them (practical tips)

• For buying lab machines (U.T.M., compression machines, sieves, concrete/aggregate testers): contact local manufacturers (NL Scientific, BSGS, Testronz, Kensains) for competitive local pricing and quicker support; contact distributors (ELE, Saga) if you need specific international-brand models (Instron, Tinius Olsen, Matest, Controls, GDS, etc.). (nl-test.com.my)
• For geotechnical field gear (CPT, piezocone, in-situ probes, monitoring): look at GDS Instruments, Geomotion, Tritech, Geonamics for equipment + installation and monitoring services. (gdsi.com.my)
• For accreditation, calibration and testing services (if you don’t want to buy equipment): use accredited labs such as CAST Laboratories, Element, Geonamics, Ryobi-G. They also show what instruments are commonly used. (castlab.com.sg)

If you’d like, I can:

• Narrow this to “top manufacturers” only (exclude service labs/distributors) and rank by product type (concrete, soil, geotech, universal testers), or
• Compile direct contact details (phone, email, website) for a short list (3–5) of recommended suppliers for the specific equipment you need (e.g., compression machines, triaxial systems, CPT rigs, slump/concrete equipment).

Which of those would you like next?