Not a Member?
News
Resources
Login
About Us
Organization
2024 Strategic Plan
GBA’s 50 Year History
Board of Directors
Committees and Councils
Meet Our Staff
News
About Geoprofessionals
What Is a Geoprofessional?
Value Proposition
Alliance Organizations
Geoprofessional Legacy Videos
GBA Today
GBA Members
Member Firm List
Search for GBA Member Firms
GBA Individual Directory
Resources
Publications
Case Histories
Best Practices
Business Briefs
Contract Reference Guide Fourth Edition E-book Versions
Training Curricula
NewsLog
Media Center
Audio Education
Conference Proceedings
GBA Webinars
Geoprofessional Legacy Videos
Podcast
Focus Area
CoMET
Environmental
Geotechnical
Find a Resource
Search All Resources
What Is New
Top 10
Engage with GBA
Participate
Attend a Conference
GBA Attendee Hub
Events Calendar
Past GBA Events
Lead
Join a Committee
Present at the next Conference
Promote GBA in Your Firm
Programs
Peer Review
Keynotes
Seminars
Contact GBA
Contact Us
Join the GBA Mailing List
Sponsor a Conference
Advertise with GBA
Membership
Consulting Firms
Apply Today
Why Join GBA?
What Our Members Say!
List of Member Firms
Affiliated Practitioners
Request an Invitation
Why Join GBA?
Membership Types
Member Resources
My GBA
Welcome New GBA Members
Member Benefits
Individual Directory
MY COMMITTEE INFORMATION
Alfred C. Ackenheil, Ph.D., P.E.
Apr 26, 2019