Daldrup & Söhne AG
Ascheberg, North Rhine-Westphalia, Germany
About
Founded in 1946, Daldrup & Söhne AG is a public company headquartered in Ascheberg, Germany with approximately 501-1000 employees specializing in Geothermal, Other.
Daldrup & Söhne AG is a leading specialized provider of drilling and environmental services in Germany and Central Europe. Founded in 1946 in Ascheberg, the company has grown into a publicly traded enterprise (IPO 2007) operating in attractive growth markets. The group operates in four main business divisions: Geothermal Energy (including near-surface and deep geothermal drilling up to 6,000 meters), Water Extraction (drinking, mineral, and thermal water wells), Raw Materials & Exploration (oil, gas, and mineral deposit drilling), and Environment, Development & Services (contaminated site remediation, gas extraction, and water purification). The company maintains a fleet of over 30 drilling rigs, including five high-tech deep drilling systems, and serves customers ranging from public utilities and municipalities to industrial companies and private investors across Central Europe, particularly in the DACH region and Benelux countries. Daldrup is the market leader for deep geothermal drilling in Continental Europe with a track record of over 60 deep wells, supported by specialized expertise combining foundation engineering with deep drilling technology.
Headquarters
Founded
Employees
Company type
Focus areas
Products & services
Business models
Value chain
Service areas (4)
Geothermal Energy
Drilling services for near-surface and deep geothermal energy, from 400 meters to 6,000 meters depth, for heating networks, process heat, space heating and cooling
Water Extraction
Well construction for drinking water, service water, mineral water, medicinal water, and thermal brine extraction
Raw Materials & Exploration
Drilling services for exploration and development of mineral, oil and gas deposits, and support for government clients in safe storage site exploration
Environment, Development & Services
Environmental engineering services including hydraulic remediation of contaminated sites, gas extraction wells for landfill and mine gas recovery, groundwater monitoring, and water purification systems
Locations
Headquarters
Lüdinghauser Str. 42-46, 59387, Ascheberg, North Rhine-Westphalia, Germany
Operating locations (4)
- Bajuwarenring 17a, Oberhaching, Bavaria, Germany
- Stationsstrasse 90, Rothenburg, Switzerland
- Burgemeester Bosmastraat 39, Winterswijk, Netherlands
- Veilingweg 25, Honselersdijk, Netherlands
Service regions
Projects
9Tiefstack Hamburg
Aquifer storage project for seasonal heat storage in natural underground reservoirs to supply heat to Hamburg population and industry
Bleiswijk Geothermal Doublet
Deep geothermal doublet for heat extraction
Nass Outdoor Swimming Pool Arnsberg
Deep geothermal probe installation for heating outdoor swimming pool
Munich District Heating
Geothermal drilling project supplying renewable heat to 80,000 Munich residents
Unterföhring Geothermal Project
Hydrothermale doublet for municipal geothermal heat supply
Geretsried Geothermal Project
Deep geothermal drilling project exceeding 5,000 meters depth with research component
Nagra Deep Borehole Project
Exploratory deep boreholes for Swiss radioactive waste storage site selection, up to 2,000 meters depth
Poing-Pliening Geothermal Plant
Deep geothermal facility with microseismic monitoring
Prenzlau Geothermal Doublet
Deep geothermal doublet project
Credentials & affiliations
Industry memberships
Partnerships
Munich Re, Exorka, Marsh
People
Management & team (7)
+ 3 more
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