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WELTEC BIOPOWER

WELTEC BIOPOWER GmbH

Vechta, Lower Saxony, Germany

Biogas
Founded 200151-200 employees
Profile last updated: April 29, 2026

About

Founded in 2001, WELTEC BIOPOWER is a renewable energy company headquartered in Vechta, Germany with approximately 51-200 employees specializing in Biogas.

WELTEC BIOPOWER, part of the WELTEC Group based in Vechta, Lower Saxony, was founded in 2001 and builds and operates biogas and biomethane plants worldwide. Its services cover the full biogas value chain: design, planning and setup of energy plants, 24/7 service, utilization concepts for output flows, and temporary or ongoing plant operation. The group also runs agricultural trade, transport, farm services and manure utilization, and operates 11 biogas plants in Germany supplying biomethane and heat through WELTEC energy contracting. The company reports more than 400 energy plants installed in 26 countries across five continents, and uses stainless-steel plant technology.

Headquarters

Vechta, Germany

Founded

2001

Employees

51-200

Focus areas

biogasbiomethanestainless steelenergy contractinganaerobic digestionmanure utilizationplant constructionplant operation

Products & services

Business models

B2B

Value chain

EngineeringConstructionO&MDevelopmentConsulting

Service areas (1)

  • Biogas and biomethane plant construction and operation

    Design, planning, construction, 24/7 service, mechanical and biological plant services, and temporary or ongoing plant operation, plus utilization concepts for output flows and energy contracting.

Locations

Headquarters

Vechta, Lower Saxony, Germany

Service regions

GermanyUnited KingdomUruguayColombiaAustraliaJapanSouth KoreaItalyCyprusFranceGreeceCroatiaFinlandPolandSwedenUnited StatesCzech Republic

Projects

5

Könnern biomethane park

Biomethane plant

Company-owned biomethane park, RED II certified, later repurchased by the group.

Könnern, Germany

Könnern biogas plant

Biogas plant

Biogas plant with direct feed into the natural gas network, described as the world's largest of its kind at the time of its building permit.

Könnern, Germany

Uruguay biogas plant

Biogas plant

First WELTEC plant in South America, with a heat output of more than six megawatts.

Uruguay

Evergreen Agricultural Enterprises biomethane plant

Under ConstructionBiomethane plant

Biomethane plant for the Irish company Evergreen Agricultural Enterprises Limited, expected to go into operation in mid-2026.

IrelandClient: Evergreen Agricultural Enterprises Limited

Western France beef producers biomethane plant

Under ConstructionBiomethane plant

Biomethane plant built for beef producers in Western France, in collaboration with AGRIPOWER France.

France

Credentials & affiliations

Certifications

DIN EN ISO 9001:2015

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ISO 14001

RED II certification (Könnern biomethane park)

Awards

AD & Biogas Industry Award - Best international agricultural project (800 kW plant in Colombia)

ADBA2017Best international agricultural project

AD & Biogas Industry Award - Best international commercial plant (1 MW plant in Melbourne, Australia)

ADBA2017Best international commercial plant

German Foreign Trade Award

2018Small and medium-sized segment, second place

Lower Saxony Foreign Trade Award

2017Top 5

Biogas innovation prize of German agriculture (ProMOS Bio)

2015

Best of 2015 Industry Award (ProMOS Bio)

Huber Verlag für Neue Medien GmbH2015

Baltic Manure Handling Award (MULTI Mix)

2013

DLG Fokus Test

German Agricultural Society (DLG)

Partnerships

AGRIPOWER France

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