People
Our people are our greatest asset; they are our capabilities.
Colden’s professionals combine rigorous, continuing academic training with real-world technical expertise. Our extensive and diverse experience translates into client solutions requiring little or no learning curve. With this range and depth, we have the flexibility to place qualified individuals on your project at a moment’s notice, or commit long-term, on-site resources, as needed.
Colden has Certified Industrial Hygienists, Certified Safety Professionals, Certified Professional Environmental Auditors, Certified Biosafety Professionals, and doctoral trained scientists all supported by experienced senior project managers and technical field personnel.
Senior Management Team
David R. de Lalla
Principal and President
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Michael L. Howe,
CIH
Principal / Senior Consultant
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Shannon R. Magari,
ScD, MS, MPH
Principal and Vice President, Health Sciences
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James N. Miades,
CIH
Senior Consultant
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Greg W. Richey,
MS, CIH, CSP, CPEA, AIHA Fellow
Senior Consultant
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Michele N. Shepard,
PhD, MS, CIH
Vice President, EHS Services
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Christopher J. Wesley,
CIH
Vice President, EHS Services
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Senior Consultants
Peter Bulman,
MS, CIH, CSP
Senior Consultant
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Antonio Cofresi,
MS, CIH
Senior Consultant
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Mike Glowatz,
MS, CIH, CSP
Senior Consultant
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Brian Hovendon,
CIH
Senior Consultant
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Matt Macomber,
MS, CIH
Senior Consultant
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Michael B. McElhinny,
CIH
Senior Consultant
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Susan Reynolds,
MS, CIH
Senior Consultant
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EHS Professionals
Kyle Blakely
Industrial Hygiene and Safety Specialist
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Natori Burgess
Project Consultant
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Andrew Byrne
Project Manager
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Joseph Cantone,
CSP
Project Manager, Asbestos Program Coordinator
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Aprille Darang
Project Consultant
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Giovanni Delgado
EHS Specialist
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Jonathan Ditzler
Project Manager
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Doug Fallon,
MSPH, CIH, CSP
Project Consultant
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Matthew Girgenti
IH Specialist
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Joshua M. Humlhanz,
CSP
Project Manager
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Daniel Inman,
CSP
Project Consultant
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Brian Jackson
Project Consultant
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Awadh Kulkarni,
MS, CIH
Project Manager
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Haley MacDougall,
MPH
Project Consultant
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Nicole M. Neu-Baker,
MPH, CPH
Health & Safety Research Specialist
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Chizoba Onwubuche
EHS Specialist
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Adam Phaneuf,
CSP
Project Consultant
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Jessica Phippard,
MPH
Project Consultant
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Joshua Pinals
EHS Specialist
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Thomas Rodgers,
GSP
Project Consultant
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Karoline Seymour
EHS Specialist
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Clinton E. Smith,
MS, CIH, CSP
Project Manager
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Jason Straut
Project Manager and Consultant
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Chrisy C. Walsh,
MS, CIH, CSP
Project Manager
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Mark C. Yates
Industrial Hygienist
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