LSI Lenz Sachverständige & Ingenieure GmbH

Expert reports/assessments + preservation of evidence for construction defects, structural damage, fabric facades, fire protection + construction consulting

Qualification:

• ISO/IEC EN 17024 certified expert for damage to buildings
• ISO/IEC EN 17024 certified expert for the assessment of structural fire protection
• Member of the Swiss Chamber of Technical and Scientific Court Experts

Objective:

• As an independent ISO/IEC EN 17024 certified expert + member of the Swiss Chamber of Technical and Scientific Court Experts, we are available to provide objective and technically sound advice, assessment of construction defects, structural damage, and determination of possible causes of damage.

• All investigations and determinations of defects and damage are carried out non-destructively through assessments and examinations using state-of-the-art equipment based on optical devices and sensor technology, infrared, ultrasound, and microwave sensor technology.

• We advise you on the technically correct and compliant execution of the work.

• With our many years of experience and professional expertise, we provide you with the necessary basis for successful quality management.

• We offer you the necessary expertise for construction supervision and for the implementation of the necessary measures and renovations.

• In the areas of fire protection, we also provide you with expert support in the assessment or planning of the necessary measures

 

Our services for you:

Expert reports, analyses, and renovation concepts for all types of construction defects and damage for courts, insurance companies, and the private sector

• for building waterproofing, leaks, natural stone, timber-framed buildings, statics, and earthquake safety, including:
  • Waterproofing in building construction and civil engineering
  • Facades and roof structures
  • Steel and wood constructions
  • Static connections and node connections
  • Historic structures and vaults
  • Assessment of concrete and exposed concrete surfaces and structures

  • For plastered exterior thermal insulation and fabric facades

• For damage caused by natural hazards following gravitational and meteorological events

• for moisture damage and mold damage through non-destructive measurements, including graphical evaluation of temperatures, surface and depth moisture up to 30 cm component depth, regardless of the degree of salinization

  • The accompanying metrological investigations to determine defects and damage are carried out non-destructively using state-of-the-art equipment based on optical devices and sensors in the infrared, ultrasonic, and microwave ranges
  • Long-term logging of (room) climate data using self-sufficient miniature data loggers for up to 2 million measured values each
• For corrosion damage, as well as for stainless steel constructions and stainless steel connections

• On all topics related to fire protection.

 

Preservation of evidence for courts, insurance companies, and the private sector

Monitoring and support for claims processing in the event of major damage incidents for building and property insurance

Construction supervision for quality management during acceptance and inspections of renovation measures

Construction supervision for quality management in fire protection

 

• Transfer
• Advance payment