diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 58e5b96..da69586 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -29,13 +29,14 @@ anything.
 The following people have contributed to this code under the terms of
 the Contributor Licence Agreement and Certificate of Origin detailed
 below (_except for the parenthesised names, which represent contributions
-from outside of NIWA and the Met Office that predate the explicit introduction
+from outside of Earth Sciences New Zealand and the Met Office that predate the explicit introduction
 of this Agreement in July 2018; they must be un-parenthesised in future pull
 requests_).
 
 <!-- start-shortlog -->
  - Oliver Sanders
  - Violet Sherratt
+ - Hilary James Oliver
 <!-- end-shortlog -->
 
 (All contributors are identifiable with email addresses in the git version
@@ -67,7 +68,7 @@ By making a contribution to this project, I certify that:
     the copyright and may be redistributed consistent with this project
     or the licence(s) involved.
 
-(e) I, or my employer, grant to NIWA and all recipients of
+(e) I, or my employer, grant to Earth Sciences New Zealand and all recipients of
     this software a perpetual, worldwide, non-exclusive, no-charge,
     royalty-free, irrevocable copyright licence to reproduce, modify,
     prepare derivative works of, publicly display, publicly perform,
@@ -78,7 +79,7 @@ By making a contribution to this project, I certify that:
     [Open Source Initiative (OSI)](http://www.opensource.org/).
 
 (f) If I become aware of anything that would make any of the above
-    inaccurate, in any way, I will let NIWA know as soon as
+    inaccurate, in any way, I will let Earth Sciences New Zealand know as soon as
     I become aware.
 
 (The Cylc Contributor Licence Agreement and Certificate of Origin is
diff --git a/LICENSE b/LICENSE
index 7021252..755815a 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 BSD 3-Clause License
 
-Copyright (c) NIWA & British Crown (Met Office) & Contributors.
+Copyright (c) Earth Sciences New Zealand & British Crown (Met Office) & Contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/README.md b/README.md
index 3af5a61..324bf30 100644
--- a/README.md
+++ b/README.md
@@ -68,4 +68,4 @@ add yourself to the contributors list with your first pull request.
 
 [![License](https://img.shields.io/github/license/cylc/cylc-flow.svg?color=lightgrey)](https://github.com/cylc/cylc-flow/blob/master/COPYING)
 
-Copyright (C) 2008-<span actions:bind='current-year'>2023</span> NIWA & British Crown (Met Office) & Contributors.
+Copyright (C) 2008-<span actions:bind='current-year'>2023</span> Earth Sciences New Zealand & British Crown (Met Office) & Contributors.