Dyno Nobel, Inc.

18 cases in this site's copy of the record  ·  0 of those 18 are marked open by the Board  ·  Region 01, 03, 05, 06, 14, 18, 19, 27  ·  Biwabik, MN; Cottonwood Heights, UT; DONORA, PA; Deer Island, OR; Donora, PA; Ishpeming, MI and more

Each case links to the Board's own docket page. This site holds what the Board listed, not the documents.

What kinds of case

The cases

• Charge against an employer

  CA
  Filed 8 April 2025Case 27-CA-363299ClosedCottonwood Heights, UTRegion 27Workers in the unit 10
• Petition for an election

  RC
  Filed 27 September 2022Case 18-RC-304165ClosedIshpeming, MIRegion 18Workers in the unit 11
  Included: Operator, Lead Operator, Lead Plant Operator, Semi Driver, Blaster, and Mechanic. Excluded: All other employees including office, clerical, supervisors, and Guards as defined by the Act.
• Charge against an employer

  CA
  Filed 18 April 2022Case 14-CA-294205ClosedLouisiana, MORegion 14Workers in the unit 100
• Petition for an election

  RC
  Filed 16 November 2020Case 18-RC-269009ClosedBiwabik, MNRegion 18Workers in the unit 25
  Included: All equipment operators, blasters, plant foremen, and shop foremen employed by the Employer at its Biwabik, Minnesota facility. Excluded: Office clerical, field engineers, managers, confidential employees, guards, and supervisors as defined by the Act.
• Charge against an employer

  CA
  Filed 14 September 2020Case 01-CA-266008ClosedSimsbury, CTRegion 01Workers in the unit 200
• DYNO NOBEL, INC.

  RC
  Filed 26 October 2018Case 18-RC-230023ClosedBiwabik, MNRegion 18Workers in the unit 22
  Included: All full-time and regular part-time production and maintenance employees employed by the Employer at its Biwabik, MN location. Excluded: All other employees including professional employees, office clerical employees, confidential employees, and guards and supervisors defined in the Act, as amended.
• Petition for an election

  RC
  Filed 28 August 2017Case 19-RC-205223ClosedDeer Island, ORRegion 19Workers in the unit 7
  Included: All full time and regular part-time shipping department employees. Excluded: All front office secretaries, maintenance department employees, operations department employees, guards and supervisors as defined by the Act.
• Charge against an employer

  CA
  Filed 18 November 2013Case 19-CA-117160ClosedDeer Island, ORRegion 19Workers in the unit 100
• Charge against an employer

  CA
  Filed 22 March 2013Case 19-CA-100955ClosedDeer Island, ORRegion 19Workers in the unit 50
• Dyno-Nobel, Inc.

  CA
  Filed 16 January 2013Case 06-CA-096458ClosedDonora, PARegion 06Workers in the unit 27
• Petition for an election

  RC
  Filed 24 February 2012Case 19-RC-075260ClosedDeer Island, ORRegion 19Workers in the unit 24
  Operations and Senior Operations Technicians; excluding all other employees in addition to managers, supervisors, and guards as defined by the Act.
• Charge against an employer

  CA
  Filed 13 February 2012Case 19-CA-074363ClosedDeer Island, ORRegion 19Workers in the unit 50
• Dyno-Nobel, Inc.

  CA
  Filed 27 December 2011Case 06-CA-071399ClosedDONORA, PARegion 06Workers in the unit 27
• Dyno-Nobel, Inc.

  CA
  Filed 2 December 2011Case 06-CA-070043ClosedDonora, PARegion 06Workers in the unit 27
• Dyno Nobel Inc.

  CA
  Filed 2 October 2008Case 14-CA-029532ClosedLouisiana, MORegion 14Workers in the unit 47
• Petition for an election

  RC
  Filed 5 November 2007Case 05-RC-016170ClosedWhite Hall, MDRegion 05Workers in the unit 6
  Included: All full-time and regular part-time Laborers, Equipment Operator I, Equipment Operator II, Equipment Operator III Excluded: All other employees, guards and supervisors as defined in the Act.
• Petition for an election

  RC
  Filed 20 December 2006Case 36-RC-006366ClosedSaint Helens, ORRegion 19Workers in the unit 38
  All regular full time production, maintenance, laboratory and shipping employees of the Employer at its St. Helens Oregon facility; excluding office clerical employees, temporary agency employees, guards and supervisors as defined by the Act and all other employees.
• Petition for an election

  RC
  Filed 5 October 2005Case 03-RC-011659ClosedUlster Park, NYRegion 03Workers in the unit 8
  Site Service Explosive Equipment Operators, performing the driving, delivering, equipment operation and laborer duties connected with the explosive site work. Excluded: Management, Supervisors, Clerical, Salaried Blasters.

Last refreshed 19 September 2026. What is in it, and what is not.