Best Waste & Water Management Companies in South Korea
The 61 best Waste & Water Management companies in South Korea in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: SK Geo Centric.
South Korea's Waste & Water Management sector has 61 tracked companies and $409M in disclosed funding, and if you want to know who's pulling weight, this ranking sorts them by equity raised and recent momentum. Sk Geo Centric alone accounts for $360M of that total, which tells you how concentrated the capital picture really is. Huvis Water follows at $20M, then Reco at $13M and UpBox at $12M. That gap between the leader and the rest isn't unusual in infrastructure-heavy sectors, but it's worth sitting with. The market's growing at roughly 5.8% CAGR, driven by urbanization pressure, water scarcity concerns, and cities modernizing drainage networks that were built for a different era.
What I find interesting right now is where the coverage is heating up. Flood resilience and floodplain management are the dominant editorial themes this quarter, and as 2018 research on municipal waste systems showed, regulatory modernization tends to follow public infrastructure anxiety by about one policy cycle. Korea Investment Holdings and Aju IB Investment are among the most active investors in this space, which signals institutional conviction, not just opportunistic bets. So the 61 companies in this directory aren't operating in a quiet corner of the market. They're building into a demand curve that's accelerating.
- prnewswire.com
Our analysis of 100 Waste & Water Management companies
$3.6b in tracked funding; 67% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Waste & Water Management companies in South Korea
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SK Geo Centric Developer of petrochemicals | $360M | 43 mo ago | Funding Raised | Na Soo CEO & President | 2017 | SalesforceGSAPSwiper+5 | 608 patents Patents concentrated in chemistry & materials | — |
| 2 | Huvis Water Provider of industrial wastewater treatment | $20M | 125 mo ago | Deadpooled | — | 1959 | — | 47 patents Wastewater/sludge treatment and conversion technologies, including membrane fabrication and solid fuel production. | — |
| 3 | RECO Provider of waste management services | $13M | 15 mo ago | Series B | Keunho Kim Co-Founder and CEO | 2018 | — | 36 patents Patents concentrated in transport & manufacturing processes | — |
| 4 | UpBox Provider of waste collection services | $12M | 41 mo ago | Series B | Keunho Kim Founder & CEO | 2019 | SentryNode.jsReact+16 | — | — |
| 5 | KPS Develops & manufactures professional precision equipment | $3M | 168 mo ago | Public | Kim Jung Ho CEO | 2000 | PHPNginxSwiper+8 | 83 patents Manufacturing masks for displays, audio speaker/mic systems, and semiconductor/antenna components | — |
| 6 | Netspa Provider of waste & water services | $1M | 40 mo ago | Series A | — | 2020 | — | 6 patents Recycling and processing waste fishing nets via centrifugal and specific-gravity separation technologies. | — |
| 7 | Trash Busters Provider of reusable container rental services for event and food service industries | — | 72 mo ago | Seed | — | 2019 | — | — | — |
| 8 | BLH Aqua Technology Manufacturer of water efficiency technology designed to maximize water efficiency while minimizing its usage. | — | 81 mo ago | Deadpooled | — | 2014 | — | 8 patents Patents concentrated in chemistry & materials | — |
Top 8 Waste & Water Management companies in South Korea
#1
Series B · Seoul, Seoul · founded 2018 · 81 employees$13.2Mraised▾
Provider of waste management services
- Mar 2025Series B$40.1M
- Dec 2021Series A$10.1M
- Mar 2021Series A$3.1M
- Nov 2020Seed—
#2
Funding Raised · Seoul, Seoul · founded 2017$360Mraised▾
Developer of petrochemicals
- Nov 2022Conventional Debt$360M
#3
Series B · Seoul, Seoul · founded 2019$11.8Mraised▾
Provider of waste collection services
- Jan 2023Series B$11.8M
#4
Series A · Seoul, Seoul · founded 2020 · 14 employees$1.1Mraised▾
Provider of waste & water services
- Feb 2023Grant (prize money)$78.4K
- Jul 2022Series A$1.1M
#5
Deadpooled · Seoul, Seoul · founded 1959 · 230 employees$20Mraised▾
Provider of industrial wastewater treatment
#6
Public · Hwaseong, Gyeonggi do · founded 2000 · 51 employees$2.7Mraised▾
Develops & manufactures professional precision equipment
- Jun 2012Unattributed$2.7M
#7
Seed · Seoul, Seoul · founded 2019 · 5 employees—raised▾
Provider of reusable container rental services for event and food service industries. This company offers a sustainable alternative to disposable tableware and containers. Services include the rental of various reusable containers and ancillary equipment. They also provide hygiene and safety protocols for the proper handling and cleaning of the rented items. The company supports its clients with project management and reporting.
- Jul 2020Seed—
#8
Deadpooled · South Korea · founded 2014 · 1 employees—raised▾
Manufacturer of water efficiency technology designed to maximize water efficiency while minimizing its usage. The company creates, produces and offers advanced technological water efficiency tools to improve the overall productivity in agriculture, mining and desalinization sectors worldwide, thereby empowering clients to create a better, more sustainable and water-sufficient environment to leave a better world for future generations.
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Waste & Water Management coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Water Treatment is moving in South Korea
A read on the academic research around Water Treatment — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 555 South Korea-affiliated papers.
- Ministry of Education40
- Seoul National University27
- Korea University25
- Yonsei University23
- Korea Institute of Science and Technology23
- Adsorption2→20
- Membrane2→13
- Wastewater1→12
- Aqueous solution1→7
- Portable water purification1→6
- Adsorption12→38
- Wastewater12→24
- Degradation (telecommunications)5→12
- Sewage treatment5→11
- Fouling5→10
- Adsorption1→11
- Sewage treatment3→9
- Wastewater2→7
- Effluent2→5
- Contamination1→4
Where water treatment is researched across South Korea
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing water treatment patents in South Korea
South Korea water treatment patent filing is accelerating — 4,330 filings from 3,811 assignees (2016–2025), led by Coway, Samsung, LG Chemical; annual filings 413→460.
- Coway302
- Samsung180
- LG Chemical172
- Korea INST SCI & TECH103
- Doosan Heavy IND & Construction103
- LG Electronics102
- Korea Water Resources80
- Woongjin Coway71