Copyright © 2013 LEHDER Environmental Services Limited. All rights reserved.
LEHDER Environmental Services is an environmental consulting company focused on providing
Excellence in Industrial Air Quality Services. Formed in 1995, LEHDER is now one of the largest
Air Quality Management companies in Canada.
All Air Quality aspects – source testing, emission inventories, air dispersion modeling, data
interpretation and approval applications – are managed internally without outsourcing and
partnering. We are here to serve your needs.
Penny McInnis joins the management team at LEHDER
Sid Lethbridge, President of LEHDER Environmental Services is pleased to
announce the appointment of Mrs. Penny McInnis, P.Eng. as Principal and member
of the LEHDER management team.
Mrs. McInnis joins the LEHDER management team of Sid Lethbridge, Des Hayles,
Mike Denomme, Mark Roehler, Peter Pakalnis and Marnie Freer.
Contact LEHDER now to discover how we can support your company.
Excellence in Industrial Air Quality Services. Formed in 1995, LEHDER is now one of the largest
Air Quality Management companies in Canada.
All Air Quality aspects – source testing, emission inventories, air dispersion modeling, data
interpretation and approval applications – are managed internally without outsourcing and
partnering. We are here to serve your needs.
Penny McInnis joins the management team at LEHDER
Sid Lethbridge, President of LEHDER Environmental Services is pleased to
announce the appointment of Mrs. Penny McInnis, P.Eng. as Principal and member
of the LEHDER management team.
Mrs. McInnis joins the LEHDER management team of Sid Lethbridge, Des Hayles,
Mike Denomme, Mark Roehler, Peter Pakalnis and Marnie Freer.
Contact LEHDER now to discover how we can support your company.
Welcome to LEHDER
Excellence in Industrial Air Quality Services
EMISSIONS TESTING SERVICES
What is Emissions Testing?
Compliance Emissions Testing
Continuous Emissions Monitoring & Servicing
Emission Inventories & Process Analysis
Gas Turbine Tuning
Odour Evaluations
On Site Requirements
Performance Guarantee Testing
Safety Policy
Stack Sampling Training
Test Methods & Codes
E H & S SERVICES
Designated Substance Surveys
EH&S Management Systems
Hazardous Building Materials Assessment
Indoor Air Quality
Industrial Hygiene
Mould Investigations
Noise & Hearing Loss
Onsite EH&S Support
Regulatory Training
TDG Management Systems
Waste Classification & Registration
AIR QUALITY SERVICES
Air Dispersion Modeling
Certificates of Approval
Emission Inventories
Environmental Data Management
ESMDR
Green House Gas Reporting
National Pollutant Release Inventory
Odour Investigations
O. Reg. 419 – Local Air Quality
Too Much DATA?
Toxics Reduction Strategy
