Degrees and Certifications:

Mr. Altenhof

 I am excited about starting my ninth year as a Math Teacher at Freedom High School!  I am a Career Switcher from Shenandoah University with Engineering degrees from Penn State (Mechanical Engineering) and Virginia Tech (System Engineering).  Prior to teaching, I worked as a Mechanical Engineer.  I will be sponsoring the chess club again this year.


In the 2023-2024 school year, I am teaching Precalculus and Geometry.  My A-day classes are in L404.  My B-day classes are in L401.


1A: Study Hall     305         5B: Planning

2A: Geometry      L404       6B: Geometry      L401

3A: Precalculus  L404        7B: Precalculus   L401

4A: Planning                       8B: Precalculus   L408


OFFICE HOURS: I am available mornings from 8:45-9:15 and after school by appointment.



Please email me with any questions or concerns! 


Contact Information
Freedom High School | 25450 Riding Center Drive | South Riding, VA
P: (703)957-4300 | F:(703)542-2086