Mark Claassen Email & Phone Number
Regional Director, Tunnel Construction Management, East USA @ Hatch
5 free lookup(s). No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Mark Claassen Location
- Pittsburgh, PA, US
Mark Claassen Work
- 2024 -now Regional Director, Tunnel Construction Management, East USA @
- 2022 -now Principal, Sr. Practice Lead Tunnels @
- 2019 -2022 Tunnelling Practice Lead - Canada @
- 2019 -2019 Queensland Committee Member @
- 2018 -2019 Senior Technical Director - Tunnels Team Leader @
- 2015 -2018 Vice President - Operations (Tunnel) @
- 2014 -2015 Designer's Representative on Site (Qatar) @
- 2005 -2014 Sr. VP and Director of Tunnels and Geotechnical Services @
- 2003 -2005 Senior Project Manager @
- 2001 -2003 Engineering Geologist @
- 1999 -2001 Project Manager and Senior Geologist @
- 1996 -1999 Engineering Geologist and Site design coordinator @
- 1994 -1996 Engineering Geologist @
Mark Claassen Education
- Keller Graduate School of Management
Master of Management (Project Management)
2002-2004 - George Mason University
Bachelor's degree (Geology)
1985-1990
Mark Claassen Skills
- Project Management
- Tunnels
- Geotechnical Engineering
- Construction Management
- Civil Engineering
- Soil
- Construction
- Engineering Geology
- Excavation
- CPM Scheduling
- Earthworks
- Tunneling
- Water
- Geology
- Slope Stability
- Feasibility Studies
- Drainage
- Engineering
- Project Control
- Project Engineering
- Contract Management
- Project Planning
- Business Development
- Marketing
Mark Claassen Summary
- Mark Claassen, based in Pittsburgh, PA, US, is currently a Regional Director, Tunnel Construction Management, East USA at Hatch. Mark Claassen brings experience from previous roles at Arcadis, WSP in Canada, Australian Tunnelling Society and GHD. Mark Claassen holds a 2002 - 2004 Master of Management in Project Management @ Keller Graduate School of Management. With a robust skill set that includes Project Management, Tunnels, Geotechnical Engineering, Construction Management, Civil Engineering and more. Mark Claassen has 3 emails and 3 mobile phone numbers on RocketReach.
Looking for a different Mark Claassen?
Find contact details for 700 million professionals.
Others Named Mark Claassen
Mark Claassen
Regional Director, Tunnel Construction Management, East USA
Pittsburgh, PA, US
Mark Claassen
Partner
Nashville, TN, US
Mark Claassen
Software Engineer
Elkhart, IN, US
Mark Claassen
Director Purchasing and Logistics
Arnhem-Nijmegen Metropolitan, GE, NL
Mark Claassen
Manager PMO and Process Engineer
Heeze, NB, NL
Top Hatch Employees
Hasan Alkhayri
Sr. Vice President
Powell, OH, US
Mike Fedoroff
Managing Director - Fertilizers and EV Battery Materials
Saskatoon, SK, CA
Svetozar Majstorović
VP for Infrastructure - Principal Engineer
Mississauga, ON, CA
Eric Cone
Global Director, Vice President Transit
Toronto, ON, CA
Lise Bouchard
Managing Director PM and C Excellence
Montreal, QC, CA
Steve Stowkowy
Vice President - Infrastructure Manager
Calgary, AB, CA
Amar Jolly
Managing Director - Power
Mississauga, ON, CA
John Bianchini
CEO
Mississauga, ON, CA
Jeff Crosby
Chief Financial Officer
Mississauga, ON, CA
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co