Sienna performs a wide range of services including construction management, hazardous materials investigation, specification writing, drafting, industrial hygiene sampling, health and safety planning, and in-house laboratory analysis.

Sienna also oversees construction, renovation and demolition projects for environmental and safety compliance to contract documents and regulations.


Our expertise includes:

Construction Management

  • Owner’s Representative / Construction Observation
  • Cost Estimating and Phasing
  • Time Management
  • Quality Review
  • Bidding and Construction Phase Services

Inspection & Investigations

  • Asbestos, Lead-based Paint and PCB Inspections
  • Contamination Assessments
  • IAQ, Microbial and Radon Investigations
  • Environmental Spills, Brownfields and Waste Sites
  • Soil, Dust, Water and Solid Waste Sampling

Environmental Specification Writing & Drafting

  • Abatement Project Design Support
  • CADD/Revit Remediation Drawings
  • Abatement Specifications

Air Quality Testing & Sampling

  • Phase Contrast Microscopy (PCM) Air Laboratory Analysis
  • IAQ Construction Management Plans and Testing Protocols
  • IAQ Sampling for LEED, EO 88 and General Building Issues

Project Monitoring & Air Sampling

  • Asbestos and Hazardous Materials Project Oversight
  • Sampling for Airborne Contaminants

Health & Safety Consulting

  • On-site Health and Safety Representative
  • Environmental Protection and Site Safety Plans
  • EH+S Inspections, Audits and Safety Training
  • Industrial Hygiene Monitoring
  • Operations and Maintenance (O&M) Plans