# Siam Cement Group

> Siam Cement Group is a VC fund in Bangkok backing Energy and CleanTech. See 9 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Bangkok, Thailand
- Total investments: 9
- Last investment: Aug 2023
- Lead investor: 22%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/scg_2
- Website: https://www.scg.com
- Facebook: https://www.facebook.com/SCGofficialpage

Siam Cement Group is a VC fund in Bangkok focused on Energy and CleanTech. SCG, a business conglomerate in the ASEAN region, has committed itself to conducting business in line with good corporate governance and sustainable development principles throughout 100 years. The Group's longstanding tradition of learning, adjustment and development in all areas has enabled SCG to survive the wave of crises and challengesand earn widespread recognition as a role model for other businesses, both locally and internationally.SCG was established in 1913 following a royal decree of His Majesty King Rama VI to produce cement, the main building material for infrastructure projects that greatly contributed to the progress of the country during that period. Since its founding, SCG has grown continually and diversified into three core businesses, namely SCG Cement-Building Materials, SCG Packaging and SCG Chemicals.

## Contacts

5 contacts available for Siam Cement Group. Shizune tracks 2 team members at Siam Cement Group. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/siam-cement-group?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Series B | $16M–$60M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Energy | 2 | 22% |
| CleanTech | 2 | 22% |
| Construction | 2 | 22% |
| Renewable Energy | 2 | 22% |
| Energy Efficiency | 2 | 22% |

15 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 4 | 44% |
| Seed | 1 | 11% |
| Pre-Seed | 1 | 11% |
| Series A | 1 | 11% |
| Funding Round | 1 | 11% |

6 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 2 | 22% |
| United Kingdom | 2 | 22% |
| China | 1 | 11% |
| Israel | 1 | 11% |
| Thailand | 1 | 11% |

6 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| chaloem khompitoon | Founder | 0 | https://shizune.co/investors/profile/vajiravudh |
| Thammasak Sethaudom | Director | 1 | https://shizune.co/investors/profile/thammasak-sethaudom |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Rondo Energy | Rondo Energy delivers zero-carbon industrial heat. Rondo Heat Battery powers industrial processes with renewable electricity, cutting energy costs and eliminating emissions. | $60M | Series B | Aug 16, 2023 |  |
| Sublime Systems | Sublime Systems develops technology to decarbonize cement. | $40M | Series A | Jan 17, 2023 |  |
| Concrete4Change | Concrete4Change is an R&D company developing technology to utilize and permanently mineralize CO2 in concrete. The company has won awards including the United Nations (UN) Most Innovative Net-Zero Technology - The Climate Challenge Cup at COP26 in Glasgow and the Royal Academy of Engineering Enterprise Award.Concrete4Change is on a mission toremove 2 billion tonnes of CO2 emission in the concrete industry by 2040 - utilizing concrete as the safest form of CO2 sink in the world and turning one of the world's biggest emission problems into an emission solution | $477.8K | Pre-Seed | Aug 30, 2022 |  |
| ZifiSense China | ZifiSense is a telecommunications company that develops ZETA – a distributed, low-cost, low-power wide area network (LPWAN) that brings connected intelligence to things, anytime, anywhere. |  | Series B | Feb 23, 2022 |  |
| ZifiSense | ZifiSense is a telecommunications company that develops ZETA – a distributed, low-cost, low-power wide area network (LPWAN) that brings connected intelligence to things, anytime, anywhere.The company took the large-scale industrial IoT a step further by providing a real two-way communication. It is the integrated design of ‘Mesh Access’ and‘Virtual OFDMA’. It allows high data collection and extensive wireless sensors control by using a SINGLE ultra narrow band (UNB) channel, no matter whether it is in the busiest districts of the New York city, the Sahara Desert or the Britain’s historic market town. | $15.8M | Series B | Feb 23, 2022 |  |
| Builk | Builk.com is a professional social network connecting construction professionals through their business activities e.g. budgeting, job costing, purchasing, invoicing and site collaboration. Construction companies work for FREE and connect to their suppliers, designers and customers easier. |  | Series B | Aug 24, 2021 |  |
| Black Bear Carbon | Carbon black is a form of elemental carbon that is manufactured by the controlled vapour-phase pyrolysis and partial combustion of hydrocarbons. Several processes have been used to produce carbon black, including the oil-furnace, impingement (channel), lampblack, thermal (decomposition of natural gas) and acetylene (decomposition) processes.Carbon blacks are commonly referred to by the process or the source material from which they are made, e.g. furnace black, lampblack, thermal black, acetylene black and channel black. The different grades from the various processes have certain unique characteristics, but it is now possible to produce reasonable approximations of most of these grades using the oil-furnace process, by which more than 95% of the total output of carbon black is produced. | $6.1M | Venture - Series Unknown | May 17, 2021 |  |
| Setpoint.ai | Setpoint.ai is an emerging Israeli developer of smart & scalable energy solutions in the IoT and AI arenas. We provide autonomous, easily installed room energy optimizers that connect energy consumers into one Energy Intelligence platform. Our easily installed sets of smart controllers and sensors are wirelessly connected to our smartcloud-based software. We use big-data analysis and sophisticated algorithms to automatically optimize energy consumption while maintaining comfort. | $1.7M | Seed | Dec 28, 2019 |  |
| Black Bear Carbon | Carbon black is a form of elemental carbon that is manufactured by the controlled vapour-phase pyrolysis and partial combustion of hydrocarbons. Several processes have been used to produce carbon black, including the oil-furnace, impingement (channel), lampblack, thermal (decomposition of natural gas) and acetylene (decomposition) processes.Carbon blacks are commonly referred to by the process or the source material from which they are made, e.g. furnace black, lampblack, thermal black, acetylene black and channel black. The different grades from the various processes have certain unique characteristics, but it is now possible to produce reasonable approximations of most of these grades using the oil-furnace process, by which more than 95% of the total output of carbon black is produced. | $12.1M |  | Sep 07, 2018 |  |

9 of 9 investments shown.

## Co-investors
- [Lenovo Capital and Incubator Group (LCIG)](https://shizune.co/investors/profile/lenovo-capital-and-incubator-group-lcig) — VC Fund, 3 deals together
- [Energy Impact Partners](https://shizune.co/investors/profile/energy-impact-partners) — VC Fund, 2 deals together
- [5square](https://shizune.co/investors/profile/5-square) — VC Fund, 1 deal together
- [Aramco Ventures](https://shizune.co/investors/profile/aramco-ventures) — VC Fund, 1 deal together
- [BCH Ventures](https://shizune.co/investors/profile/bch-ventures) — VC Fund, 1 deal together
- [Breakthrough Energy Ventures](https://shizune.co/investors/profile/breakthrough-energy-ventures) — VC Fund, 1 deal together

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## FAQ

### What does Siam Cement Group invest in?

Siam Cement Group invests primarily in Energy, CleanTech and Construction startups, most often at Series B and Seed stage. Most of the 9 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Siam Cement Group's check size?

Siam Cement Group typically joins rounds of $16M–$60M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Siam Cement Group participates in.

### How do I contact Siam Cement Group?

Public channels for Siam Cement Group include LinkedIn, the website linked on this profile and Facebook. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### Who are the partners at Siam Cement Group?

The team at Siam Cement Group includes chaloem khompitoon (Founder) and Thammasak Sethaudom (Director). The Team section lists each member with their title, investment count and links.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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