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Ronald H Barnwell
Colorado (Penrose) - Plumbers - Master Plumber
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Frank J Baron
Colorado (Craig) - Plumbers - Master Plumber
Active -
Robert Lynn Barrett
Colorado (Colorado Springs) - Plumbers - Master Plumber
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Joseph A Barry
Colorado - Plumbers - Master Plumber
Active -
Karle Bartholomew
Colorado (Fort Collins) - Plumbers - Master Plumber
Active -
Ronald K Bastin
Colorado (Colorado Springs) - Plumbers - Master Plumber
Active -
Bret L Bateman
Colorado - Plumbers - Master Plumber
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Kevin Bates
Colorado (Parker) - Plumbers - Master Plumber
Active -
Vernon J Bates
Colorado (Fountain) - Plumbers - Master Plumber
Active -
Mikhail Batkalin
Colorado (Aurora) - Plumbers - Master Plumber
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Carl W Batson
Colorado (Westcliffe) - Plumbers - Master Plumber
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Christopher Batts
Colorado (Hartsel) - Plumbers - Master Plumber
Active -
George G Bauer JR
Colorado (Encampment) - Plumbers - Master Plumber
Active -
Kenneth R Baughman
Colorado (Eagle) - Plumbers - Master Plumber
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Duane J Bauler
Colorado - Plumbers - Master Plumber
Active -
Brian L Baum
Colorado (Fort Morgan) - Plumbers - Master Plumber
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Rodney Lynn Bavender
Colorado - Plumbers - Master Plumber
Active -
David Baysinger
Colorado (Delta) - Plumbers - Master Plumber
Active -
Frederick J Beall
Colorado - Plumbers - Master Plumber
Active -
Richard Wayne Beam
Colorado - Plumbers - Master Plumber
Active