What Kymen Vesi does

Kymen Vesi Oy is a Finnish municipally-owned regional water utility incorporated on 1 January 2007, succeeding the former municipal utility Kotkan Vesi. The company produces and distributes drinking water and provides wastewater collection and treatment to over 70,000 residents across three municipalities — Kotka (79% owner), Kouvola (18%), and Pyhtää (3%) — in the Kymenlaakso region of southern Finland, with its wastewater catchment at the Mussalo plant covering approximately 90,000 residents including Hamina. Kymen Vesi purchases roughly 75% of its water from the wholesale producer Kymenlaakson Vesi Oy (Kuivala artificial groundwater plant, Kouvola) and operates the Mussalo and Huhdanniemi treatment plants, 230 wastewater pump stations, and a distribution network spanning three municipalities.

The core product portfolio is built around three regulated services — Talousvesi (drinking water production and distribution), Jäteveden puhdistus (wastewater collection and treatment), and Hulevedet (stormwater management) — supplemented by industrial wastewater management with substance-specific limit values, fire-sprinkler connections, and on-site consultation for builders. The technology layer is anchored on remote meter reading (Etäluenta) over LoRaWAN/NB-IoT networks with a stated 10-year battery life and encrypted transmission; the company has installed over 10,000 remotely readable meters with the stated goal of full replacement. Building on this IoT data substrate, Kymen Vesi launched SaukkoSync in January 2026, an API service that pushes meter readings directly into property automation systems at €12.90/month per location. Supporting digital channels include the Kolibri Online customer portal, a real-time Häiriökartta disruption map, and SMS disruption alerts.

The business model is overwhelmingly subscription/recurring regulated utility revenue (water and wastewater tariffs billed by metered consumption) plus one-time connection and construction fees for new properties and infrastructure projects (e.g., the ~€11M VT15 Hyväntuulentie renewal with Väylävirasto to 2027). Go-to-market is direct-to-consumer via regional customer service, the online portal, and field technical consultations, with customer segments split across residential households (primary), property managers/housing companies (SaukkoSync target), industrial customers (Teollisuusjäteveset, including the planned Keltakallio battery materials factory), and builders/developers. Payment processing is outsourced to Ropo Capital (MyRopo), and security/compliance posture includes WCAG 2.1 AA, GDPR, and participation in the multi-utility VESKY (cybersecurity) and VESFY (physical security) programs.

Name

Kymen Vesi

Legal name

Kymen Vesi Oy

Website

https://kymenvesi.fi

Company type

Private

Founded year

2007

Operating status

Operating

Headcount range

51–100 employees

Short description

Kymen Vesi Oy is a municipally-owned regional water utility serving over 70,000 residents across Kotka, Kouvola, and Pyhtää in Finland. It produces and distributes drinking water, treats wastewater for ~90,000 residents, and manages stormwater, with a growing IoT/API layer for smart metering.

Ownership category

akta.pro rank

Product category

Water Utility Services

NAICS

Water, Sewage and Other Systems (2213), Sewage Treatment Facilities (22132)

SIC

Water Supply (4941), Sanitary Services (4950)

akta.pro primary industry

Decentralized/Package Wastewater Systems (Small/Remote) (EUANADAE)

akta.pro secondary industry

NRW Data Management & Water Balance (IWA Methodology, GIS/SCADA Integration, Digital Twins) (EUANAKAJ)

Keywords

• Water utility services
• Drinking water supply
• Wastewater treatment
• Industrial wastewater services
• Stormwater management

Headquarters

HQ city

Kotka

HQ country

Finland

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Supply Chain, Technology or R&D, Others

Revenue model

1. Water Supply Services: Production and distribution of clean drinking water to residential, commercial, and industrial customers in the Kotka, Kouvola, and Pyhtää areas.
2. Wastewater Treatment Services: Collection and treatment of wastewater from customers. Services include industrial wastewater treatment with specific limit values for various substances.
3. Connection and New Construction Services: Connection fees for new properties to water and sewer networks, including stormwater connections. Also includes sprinkler connections.
4. Meter Data API Service (SaukkoSync): Monthly fee for automated meter data transfer service to property management systems. Enables property managers and housing companies to receive water meter readings automatically without manual work.

Pricing tiers

Go-to-market motion1 record

Distribution channels5 records

Marketing channels7 records

Core offering

Kymen Vesi is a Finnish regional water utility company that provides drinking water supply, wastewater treatment, industrial wastewater services, and stormwater management to municipalities, households, and industrial customers in the Kymenlaakso region. The company operates and maintains water supply networks, treatment plants, and related infrastructure, and offers ancillary services such as laboratory analysis and network construction and maintenance.

Product overview

Kymen Vesi is a regional water utility providing comprehensive water and wastewater services to approximately 70,000 residents across Kotka, Kouvola, and Pyhtää in Finland. The company operates a unified service portfolio centered on three core offerings: Talousvesi (drinking water production and distribution), Jäteveden puhdistus (wastewater collection and treatment), and Hulevedet (stormwater management). Supporting these core services are digital add-on modules including Etäluenta (remote meter reading via LoRaWAN), SaukkoSync (meter data API for property automation integration), Online-palvelu (customer portal for consumption monitoring and billing), and Häiriökartta (real-time disruption map). The company also provides specialized services such as Sprinkleriliittymät (fire sprinkler connections) and industrial wastewater management with monitoring and limit values.

Differentiator

Problem solved

Functional benefit

Products and services

• Drinking Water Supply Distribution of treated, high-quality drinking water to households, businesses, and municipalities through Kymen Vesi's regional water supply network in the Kymenlaakso region of Finland.
• Wastewater Treatment Collection and treatment of municipal and household wastewater at Kymen Vesi's treatment plants before discharge, in compliance with environmental regulations.
• Industrial Wastewater Services Treatment and management of wastewater from industrial customers, with services tailored to specific industrial discharge profiles and regulatory requirements.
• Stormwater Management Management of stormwater runoff through the municipal drainage network, including planning, maintenance, and flood-mitigation measures for the region.
• Water and Wastewater Laboratory Services Analytical laboratory services for water quality testing and wastewater analysis, supporting both internal operations and external customers.
• Water Network Construction and Maintenance Construction, maintenance, and repair services for water supply and wastewater networks, including pipeline installation and network inspections.

Quantifiable outcome

• 61% of customers consider minimizing carbon footprint important (customer survey 2025)
• +2 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration2 records

Feature2 records

Partnerships

Eight partnerships are on record, tiered minor, core and major.

• Erkkiheikkilä OyminorOthers · 1 December 2023Construction contractor selected through tendering for the water pipeline project between Kotka Tavastila and Hamina Mäkelänkangas. Project costs approximately 2.5 million euros.
• Kymenlaakson Vesi OycoreStrategic or Co-development PartnerWholesale water company responsible for water production. Kymenlaakson Vesi Oy produces drinking water at the Kuivala artificial groundwater plant in Kouvola and sells it to member municipalities. Kymen Vesi purchases approximately 75% of its water from Kymenlaakson Vesi Oy. Both companies share office premises in Kotka.
• Ropo Capital Oy / Ropo Suomi OycoreOthersPayment services provider handling invoicing, payment guidance, and debt collection for Kymen Vesi customers. Handles payment matters through MyRopo service.
• VESKY and VESFY Water Utilities NetworkmajorStrategic or Co-development PartnerKymen Vesi participates in VESKY (water supply cybersecurity) and VESFY (physical security) joint development projects with approximately 10 other Finnish water utilities. HSY serves as main implementer. VESKY project focuses on cybersecurity and VESFY on physical security improvement.
• Haminan VesiminorStrategic or Co-development PartnerHamina Water utility also purchases water from Kymenlaakson Vesi Oy and participates in joint water supply infrastructure projects.
• Cursor OyminorStrategic or Co-development PartnerRegional development company for Kotka-Hamina area. Kymen Vesi participated in Keltakallio industrial area planning discussions with Cursor Oy and Finnish Malminjalostus (battery materials factory developer).
• Väylävirasto (Finnish Transport Infrastructure Agency)majorStrategic or Co-development PartnerVT15 (Hyväntuulentie) road project where Kymen Vesi is updating water supply infrastructure. Project budget approximately 11 million euros, scheduled for completion in 2027. Collaborative construction provides benefits in traffic arrangements.
• Vesihuki NetworkmajorStrategic or Co-development PartnerNetwork of water utilities and sector actors collaborating on climate change mitigation. Forum for sharing information about water sector climate actions, peer support, and new ideas.

Scale indicators9 records

Recent moves7 records

Expansion highlights6 records

Regional players

• Haminan Vesi: Neighbouring municipal water utility in Hamina, Finland, that also purchases water from Kymenlaakson Vesi Oy. Highly comparable as an adjacent regional player, but operates in a different (though contiguous) territory.

Broad incumbents

• HSY (Helsinki Region Environmental Services): Finland's largest water and wastewater utility, serving the Helsinki metropolitan area. Operates the same core services (drinking water production, wastewater treatment, stormwater) at much greater scale, and is the lead implementer of the VESKY/VESFY joint programs Kymen Vesi participates in.
• Stockholm Vatten och Avfall: Large publicly owned water and wastewater utility in the Stockholm region, Sweden. Comparable core business (water supply, wastewater treatment) at much greater scale, useful as a Nordic reference point for digital metering and sustainability benchmarking.

Direct peers

• Turun Vesihuolto: Water services provider for the Turku region in Finland. Comparable municipal water-and-wastewater operator with similar regulatory and operating context to Kymen Vesi.
• Porin Vesi: Water utility serving the Pori region on Finland's west coast. Comparable mid-sized Finnish municipal water/wastewater provider with similar industrial-customer exposure.
• Kuopion Vesi: Municipal water and wastewater operator serving Kuopio in eastern Finland. Comparable in service portfolio (drinking water, wastewater, stormwater) and ownership structure to Kymen Vesi.
• Kymenlaakson Vesi Oy: Wholesale drinking-water producer that supplies Kymen Vesi and shares office premises in Kotka. Most directly comparable as a regional Finnish water utility in the same geography, with a parallel municipal shareholder base.
• Lahti Aqua: Regional water utility serving the Lahti area in southern Finland. Provides drinking water, wastewater, and stormwater services on a comparable mid-sized municipal scale, with similar customer mix to Kymen Vesi.
• Tampereen Vesi: Municipal water utility serving the Tampere region in Finland with drinking water, wastewater, and stormwater services. Closely comparable in service mix, municipal ownership, and customer base size to Kymen Vesi.
• Oulun Vesi: Water and wastewater utility for the Oulu region in northern Finland. Comparable mid-to-large Finnish municipal utility providing the same core services to residential and industrial customers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/kymenvesi

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Kymen Vesi