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Business Services provides support to Infrastructure and Operations in the areas of accounting, human resources, office operations, and administers the campus work order system.

Infrastructure & Operations Customer Service
(303) 273-3330

Business Services Staff Directory 

Picture of chief of staff Traci case

Traci Case
Chief of Staff
Infrastructure and Operations
tcase@mines.edu
303-273-3248

Photo of Christian Sands

Christian Sands
Business Operations Manager
Moly Building, 303-273-3346  csands@mines.edu 

Photo of Marlo Fejarang

Marlo Fejarang 
Department Manager, Infrastructure & Operations 
Moly Building, 303-273-3331   mfejarang@mines.edu 

 

Photo of Saira Arvizo
Photo of Tegan Oehmen
Photo of Mandie Cromie

Saira Arvizo 
Administrative Assistant II, 
Facilities Management 
Moly Building, 303-273-3770 sarvizo@mines.edu 

Tegan Oehmen 
Administrative Assistant II, Environmental Health & Safety
McNeil Hall, 303-273-3879  Tegan.oehmen@mines.edu 

Mandi Cromie
Administrative Assistant II, 
Office of Design & Construction 
Moly Building, 303-384-2639 Mandi.cromie@mines.edu