TEC provides specialist consultancy services across the UK in contaminated land assessment, ground engineering, waste management and construction phase monitoring.

We are an established consultancy with a strong track record of working in partnership with our clients to provide creative and cost effective solutions to some of the most challenging development sites.


Whatever your interest in development you will benefit from the expert advice on the investigation, assessment, design and remediation services provided by Tweedie Evans.      

• Contaminated Land

  • Feasibility
  • Due Diligence
  • Human Health and Controlled Waters Assessment
  • Remediation Services
  • Planning Support and Building Control
  • Part 2A
  • Expert Witness
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• Ground Engineering

  • Feasibility
  • Intrusive Investigation
  • Detail Geotechnical Engineering Design
  • Value Engineering
  • Investigations of Failures and Claims
  • Pavement and Drainage
  • Expert Witness
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• Environmental Monitoring

  • Vibration
  • Noise
  • Dust
  • Water
  • Landfill
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• Materials and Waste

  • Waste Testing
  • Soil Testing
  • Qualified Person
  • Monitoring
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• Complementary Services

  • Environmental Impact Assessment
  • Archaeology
  • Ground Source Heat Pumps
  • Invasive Species Control and Eradication
  • Microbiological Assessment
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Our reputation provides confidence and distinguishes us from our competitors

Richard Evans, Director TEC