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John Callaghan - Email & Phone Number

Senior Software Engineer at Sigray, Inc.

John Callaghan is based out of San Francisco Bay Area and works at Sigray, Inc. as Senior Software Engineer.

John Callaghan's Contact Information

John Callaghan's Work email
j*****@sigra***.com
Valid
Latest update
October 11, 2025
Location
San Francisco Bay Area

John's current employer

Sigray, Inc. logo

Sigray, Inc.

Description
We develop x-ray instruments for studying microstructure, chemistry, and composition. Patented ultrahigh brightness x-ray source and optics.
Website
sigray.com
HQ Location
Concord, California, United States
Number of employees
51-200
Industry
Mechanical Or Industrial Engineering
Latest update
May 1, 2024

Frequent questions about John Callaghan

What company is John Callaghan working for?
John Callaghan works for Sigray, Inc..
What is John Callaghan's function at Sigray, Inc.?
John Callaghan is Senior Software Engineer at Sigray, Inc..
Where is John Callaghan based?
John Callaghan is based out of San Francisco Bay Area.
What is John Callaghan's work email address?
John Callaghan's professional email address is j*****@sigra***.com
Who are John Callaghan's co-workers?
John Callaghan's colleagues are Sylvia Lewis, Kurt Gleichmann, Eric Faulk-West, Charles Quenga, John Burnett, Sheraz Gul, Evan Zaro, Stuart Coleman, S.H. Lau, Adrian Poteet, Kiana Burleson, Mark Cordier, Emily Hollingworth, Chris Witman.
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John's co-workers

Sylvia Lewis avatar
Sylvia Lewis
Cofounder and President
Kurt Gleichmann avatar
Kurt Gleichmann
Lead Technician
Eric Faulk-West avatar
Eric Faulk-West
Lead Systems Administrator
Charles Quenga avatar
Charles Quenga
International Export and Purchasing
John Burnett avatar
John Burnett
Mechanical Design Engineer III
Sheraz Gul avatar
Sheraz Gul
Product Manager
Evan Zaro avatar
Evan Zaro
Electrical Engineer
Stuart Coleman avatar
Stuart Coleman
Characterization Engineer
S.H. Lau avatar
S.H. Lau
New Business Development
Adrian Poteet avatar
Adrian Poteet
Senior Field Service Engineer
Kiana Burleson avatar
Kiana Burleson
Office Manager
Mark Cordier avatar
Mark Cordier
Process Engineer, Optics
Emily Hollingworth avatar
Emily Hollingworth
Process Engineer
Chris Witman avatar
Chris Witman
Senior Mechanical Design Engineer
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