Stump-Franki Spezialtiefbau GmbH provides engineering and general contracting services. It offers permanent and temporary ground anchors, micro and ductile piles, excavation support sheet-pile walls, bored piles, shotcrete, soil-and rock nails, cement and chemical grouting, jet-grouting, soil-freezing, electro-osmosis, masonry and concrete grouting, concrete rehabilitation, and core drilling products. The company also offers consulting, planning, and execution services. It serves construction and civil engineering, business and industrial building construction, roadway and waterway construction, water resources and waste treatment, power supply, environmental protection, and building renovation and urban development. The company was founded in 1960 and is headquartered in Ismaning, Germany.