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Holland Computing Center

Contact Us

Contact Us

Please e-mail HCC support at for general support on HCC machines.
Please include your Username and Job Id when applicable
Dr. David Swanson
Director of HCC
Phone: 402-472-5006
E-mail:
  • May be reached concerning general questions or code development and porting issues.
Tom Harvill
System Administrator
Phone: 402-472-5660
E-mail:
  • Contact with questions about technical and user account issues.
John Thiltges
System Administrator
Phone: 402-472-2627
E-mail:
  • Contact with questions about technical and user account issues.
Josh Samuelson
System Administrator
Phone: 402-472-3569
E-mail:
  • Contact with questions about technical and user account issues.
Dr. Adam Caprez
HPC Applications Specialist
Phone: 402-472-5041
E-mail:
  • Contact with questions about technical, code development, or porting issues.
Dr. Ashu Guru
HPC Applications Specialist
Phone: 402-472-1234
E-mail:
  • Contact with questions about technical, code development, or porting issues.
Dr. Jun Wang
HPC Applications Specialist
Phone: 402-472-4031
E-mail:
  • Contact with questions about technical, code development issues focused on NanoScience projects and apps such as VASP, Quantum Espresso, Gaussian, GAMESS, Materials Studio, GROMACS, LAMMPS