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Our Team

Keefer HSE Founder Mike Keefer
Michael Keefer
MSc, PAg

Michael is the founder of Keefer HSE and is a well-recognized environmental professional with a range of expertise including contaminated sites, reclamation and environmental assessments. 

 Keefer HSE Manager - Robert Lester
Robert Lester 

HSE Manager
AHERA Building Inspector

Robert is a hazardous materials consultant and our field lead covering the East Kootenay area. Robert is an AHERA certified building inspector (CABI-21-094) and is currently in school for Occupational Health and Safety, working towards a Certified Registered Safety Technician designation. 

Robert has a background in bicycle mechanics and when he's not working you're likely to find him outside exploring the bike trails, camping and skiing and enjoying all the beautiful scenery our area has to offer.

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Patrick DeFoe
Field Technician (West Kootenay)

Patrick is a field technician for the West Kootenay Region. Patrick is certified as a Hazardous Materials Building Inspector (HMBI) and conducts a variety of sampling and monitoring for KHM.

After concluding his culinary career, Patrick followed his passion for the outdoors into environmental studies at Selkirk College where he completed the Integrated Environmental Planning program. This led him to the West Kootenay area, and now can be found playing hockey, skiing the slopes, or hiking with his dog.

Richard Hilton
President, Senior Industrial Hygienist 

Richard is a highly qualified and experienced Health, Safety, and Environment professional with a strong track record of establishing and implementing outstanding Health and Safety programs for large, complex organizations with multiple locations and numerous employees. Richard has extensive experience and knowledge with fall protection, confined space, and respirator equipment checks. His background also includes reducing worker exposure to hazardous materials, hazard and risk assessments, and writing exposure control plans. He enjoys teaching various courses such as mobile equipment operations, confined space entry, fall protection, transportation of dangerous goods (TDG), and workplace hazardous material information system (WHMIS).

Richard holds three designations in safety; CRSP (Canadian Registered Safety Professional), NCSO (National Construction Safety Officer), and MSO (Manufacturing Safety Officer - not practicing).  When he isn't working passionately to improve worker health and safety, he can be found outdoors enjoying numerous activities such as skiing, mountain biking, swimming, and camping.

Health & Safety workplace hygienist
Roy Clough
Senior Hygienist 
Roy is a certified hygienist with more than 40 years of experience working with the health and safety of workplaces.  Roy has helped develop and update Codes of Practice for occupational industrial hygiene, developed and presented countless training courses on different occupational hygiene topics, presented seminars on report findings to plant workers, mentored junior hygienists and reviewed industrial hygiene reports.
Hazmat Lab Manager in the Kootenays
Geoffrey Richards
Lab Manager 

Geoffrey is our East Kootenay Lab Manager. Geoffrey is NIOSH 582 Equivalency certified in compliance with OSHA. 


He comes from a head chef background, and had numerous roles successfully leading teams in all areas of the kitchen. In his spare time, Geoffrey can be found exploring the local area, and enjoys running, biking, skiing, sledding, and camping.

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