Mark Grennan Email & Phone Number
Software Engineer, Python @ Telnyx
5 free lookup(s). No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Mark Grennan Location
- Ireland
Mark Grennan Work
- 2019 -now Software Engineer, Python @
- 2016 -2018 Mathematics, Applied Mathematics, IT Teacher @
- 2013 -2015 Mathematics, Applied Mathematics Teacher @ St David's Secondary School
- 2012 -2013 Mathematics, Further Mathematics Teacher @
Mark Grennan Education
- Trinity College Dublin
MSc (Computer Science)
2018-2019 - University of Oxford
Post Graduate Certificate in Education (Mathematics Teacher Education)
2011-2012 - University College Dublin
BSc (Mathematical Science)
2006-2010 - Gonzaga College 2000-2006
Mark Grennan Summary
- Mark Grennan, based in Ireland, is currently a Software Engineer, Python at Telnyx. Mark Grennan brings experience from previous roles at Sandford Park School, St David's Secondary School and Bodmincollege. Mark Grennan holds a 2018 - 2019 MSc in Computer Science @ Trinity College Dublin. Mark Grennan has 1 emails and 2 mobile phone numbers on RocketReach.
Looking for a different Mark Grennan?
Find contact details for 700 million professionals.
Top Telnyx Employees
Ian Reither
Chief Operating Officer
United States
Jairaj Sounderrajan
SVP, Customer Success and Self Serve Experience
Scottsdale, AZ, US
Joe Rawling
VP of Sales - NORAM
Raleigh, NC, US
Sean McBrien
Sales Director
St. Louis, MO, US
John Firmage
Associate General Counsel
Chicago, IL, US
Alexander Sobin
VP International Sales
Denver, CO, US
Anwar Karzazi
Vice President, Global Partner Sales
United Kingdom
Lauren Bergstrand
Head of Design
Chicago, IL, US
Andy Muns
Director of AEO
Denver, CO, US
Niamh Collins
Director of Revenue Operations
Chicago, IL, US
Stephen Malito
Director Solutions Engineering
Chicago, IL, US
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co