Promex

ProMEX is a Hong Kong-based fintech firm operating a digital marketplace for voluntary carbon credits.

Financial Services

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Headquarters: Hong KongSource: RevenueBaseRetrieved October 13, 2026
Employee range: 1 to 10Source: RevenueBaseRetrieved October 13, 2026
Founded: 2020Source: RevenueBaseRetrieved October 13, 2026
Published list appearances: 1 supported appearance ↗Source: RevenueBase lists

The company at a glance

What does Promex do?

Users trade on an electronic central order book without intermediaries, with resulting transactions settled instantly. The marketplace is accessible to verified companies and individuals.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Voluntary carbon credit marketplace

The marketplace enables users to buy, sell and manage voluntary carbon credits.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

#10OF 13

Hong Kong

Carbon management platform companies

Snapshot: September 26, 2026

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Positions describe ordering within each source list. See how lists are built ↗

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Promex

#10 Carbon management platform companies

Snapshot: September 26, 2026

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Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 26, 2026. How the company lists are built.

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