Found email addresses for Mark OBrien:
Business emails:
g*******************k@gmail.com
Personal emails:
m***@yahoo.com,
m***@gmail.com,
m***@aol.com,
m***@hotmail.com
Found phones for Mark OBrien:
+1-520-***-**89,
+1-909-***-**67,
+1-623-***-**25
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A different Mark OBrien?
Sign up to search for other Mark OBrien's across our 850M+ professionals databaseWork Experience 38 years
Facility Manager at
Covanta
Aug 2011 - Current
Operations Manager & Chief Engineer at
COVANTA ENERGY
Oct 1988 - Aug 2011
Mark OBrien started working in 1988, then the employee has changed 1 company and 1 job. On average, Mark OBrien works for one company for 18 years 11 months.
Education
University of New Haven
Frequently Asked Questions
SignalHire found verified email addresses for Mark OBrien, both business and personal. Their business email is g*******************k@gmail.com, and personal emails include m***@yahoo.com, m***@gmail.com, and m***@aol.com.
SignalHire found multiple verified phone numbers for Mark OBrien: +1-520-***-**89, +1-909-***-**67, and +1-623-***-**25.
You can reach Mark OBrien 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.
Mark OBrien has 38 years of professional experience. They have held roles including Operations Manager & Chief Engineer at companies such as COVANTA ENERGY. Their education includes University of New Haven.
Yes. Mark OBrien's SignalHire profile was last updated on 5 May 2026, reflecting their current position as Facility Manager at Covanta in Morristown, NJ, United States.
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