Found email addresses for Derek Siefert:
Business emails:
d*******t@about.ups.com
Personal emails:
r***@aol.com,
d***@hotmail.com,
r***@yahoo.com
Found phones for Derek Siefert:
+1-480-***-**56,
+1-323-***-**40,
+1-205-***-**60,
+1-520-***-**59
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Feeder On-Road Supervisor at
UPS
Jun 2025 - Current
Dispatch Supervisor at
UPS
- Nov 2025
Partner at
MICHAEL'S HEATING AND AIR CONDITIONING, INC.
Jun 2003 - Jan 2010
Derek Siefert started working in 2003, then the employee has changed 1 company and 2 jobs. On average, Derek Siefert works for one company for 3 years 11 months.
Education
In progress at Kansas City Kansas Community College
In progress at Mt. San Antonio College
Frequently Asked Questions
SignalHire found verified email addresses for Derek Siefert, both business and personal. Their business email is d*******t@about.ups.com, and personal emails include r***@aol.com, d***@hotmail.com, and r***@yahoo.com.
SignalHire found multiple verified phone numbers for Derek Siefert: +1-480-***-**56, +1-323-***-**40, and +1-205-***-**60.
You can reach Derek Siefert through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.
They have held roles including Dispatch Supervisor, and Partner at companies such as UPS, and MICHAEL'S HEATING AND AIR CONDITIONING, INC.. Their education includes In progress from Kansas City Kansas Community College, and In progress from Mt. San Antonio College.
Yes. Derek Siefert's SignalHire profile was last updated on 17 June 2026, reflecting their current position as Feeder On-Road Supervisor at UPS in Atlanta, GA, United States.
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