Sienna-Platform · jd-lara · Apr 21, 2026 · Apr 20, 2026 · Apr 20, 2026
diff --git a/.claude/Sienna.md b/.claude/Sienna.md
@@ -61,7 +61,7 @@ Avoid returning `Union` types or abstract types.
 
 ## Code Conventions
 
-Style guide: [https://nrel-sienna.github.io/InfrastructureSystems.jl/stable/style/](https://nrel-sienna.github.io/InfrastructureSystems.jl/stable/style/)
+Style guide: [https://sienna-platform.github.io/InfrastructureSystems.jl/stable/style/](https://sienna-platform.github.io/InfrastructureSystems.jl/stable/style/)
 
 Formatter (JuliaFormatter): Use the formatter script provided in each package.
 
@@ -77,7 +77,7 @@ Key rules:
 
 Framework: [Diataxis](https://diataxis.fr/)
 
-Sienna guide: [https://nrel-sienna.github.io/InfrastructureSystems.jl/stable/docs_best_practices/explanation/](https://nrel-sienna.github.io/InfrastructureSystems.jl/stable/docs_best_practices/explanation/)
+Sienna guide: [https://sienna-platform.github.io/InfrastructureSystems.jl/stable/docs_best_practices/explanation/](https://sienna-platform.github.io/InfrastructureSystems.jl/stable/docs_best_practices/explanation/)
 
 Docstring requirements:
 

diff --git a/.claude/claude.md b/.claude/claude.md
@@ -4,7 +4,7 @@
 
 ## Package Role
 
-PowerNetworkMatrices.jl constructs classic power systems network matrices (Ybus, PTDF, LODF) for power flow analysis, sensitivity analysis, and contingency studies. Part of the NREL-Sienna ecosystem, it provides computational building blocks for optimization and analysis packages.
+PowerNetworkMatrices.jl constructs classic power systems network matrices (Ybus, PTDF, LODF) for power flow analysis, sensitivity analysis, and contingency studies. Part of the Sienna-Platform ecosystem, it provides computational building blocks for optimization and analysis packages.
 
 ## Design Objectives
 
@@ -172,7 +172,7 @@ Documentation source
 
 ## Code Conventions
 
-**Style Guide:** [NREL-Sienna Style Guide](https://nrel-sienna.github.io/InfrastructureSystems.jl/stable/style/)
+**Style Guide:** [Sienna-Platform Style Guide](https://sienna-platform.github.io/InfrastructureSystems.jl/stable/style/)
 
 ### Formatter
 
@@ -191,7 +191,7 @@ Documentation source
 ## Documentation Practices
 
 **Framework:** [Diataxis](https://diataxis.fr/)
-**Sienna Guide:** [Documentation Best Practices](https://nrel-sienna.github.io/InfrastructureSystems.jl/stable/docs_best_practices/explanation/)
+**Sienna Guide:** [Documentation Best Practices](https://sienna-platform.github.io/InfrastructureSystems.jl/stable/docs_best_practices/explanation/)
 
 ### Docstring Requirements
 

diff --git a/.github/pull_request_template.md b/.github/pull_request_template.md
@@ -1,3 +1,3 @@
 Thanks for opening a PR to PowerNetworkMatrices.jl, please take note of the following when making a PR:
 
-Check the [contributor guidelines](https://nrel-sienna.github.io/PowerNetworkMatrices.jl/stable/code_base_developer_guide/developer/)
+Check the [contributor guidelines](https://sienna-platform.github.io/PowerNetworkMatrices.jl/stable/code_base_developer_guide/developer/)
diff --git a/.github/workflows/cross-package-test.yml b/.github/workflows/cross-package-test.yml
@@ -26,7 +26,7 @@ jobs:
       - name: Clone ${{matrix.package_name}}
         uses: actions/checkout@v2
         with:
-          repository: NREL-Sienna/${{matrix.package_name}}.jl
+          repository: Sienna-Platform/${{matrix.package_name}}.jl
           path: downstream
       - name: Run the tests
         shell: julia --project=downstream {0}

diff --git a/README.md b/README.md
@@ -1,9 +1,9 @@
 # PowerNetworkMatrices.jl
 
-[![Main - CI](https://github.com/NREL-Sienna/PowerNetworkMatrices.jl/actions/workflows/main-tests.yml/badge.svg)](https://github.com/NREL-Sienna/PowerNetworkMatrices.jl/actions/workflows/main-tests.yml)
-[![codecov](https://codecov.io/gh/NREL-Sienna/PowerNetworkMatrices.jl/branch/main/graph/badge.svg?token=2VvekKsf11)](https://codecov.io/gh/NREL-Sienna/PowerNetworkMatrices.jl)
-[![Documentation Build](https://github.com/NREL-Sienna/PowerNetworkMatrices.jl/workflows/Documentation/badge.svg?)](https://nrel-sienna.github.io/PowerNetworkMatrices.jl/stable)
-[<img src="https://img.shields.io/badge/slack-@Sienna/PNM-sienna.svg?logo=slack">](https://join.slack.com/t/nrel-sienna/shared_invite/zt-glam9vdu-o8A9TwZTZqqNTKHa7q3BpQ)
+[![Main - CI](https://github.com/Sienna-Platform/PowerNetworkMatrices.jl/actions/workflows/main-tests.yml/badge.svg)](https://github.com/Sienna-Platform/PowerNetworkMatrices.jl/actions/workflows/main-tests.yml)
+[![codecov](https://codecov.io/gh/Sienna-Platform/PowerNetworkMatrices.jl/branch/main/graph/badge.svg?token=2VvekKsf11)](https://codecov.io/gh/Sienna-Platform/PowerNetworkMatrices.jl)
+[![Documentation Build](https://github.com/Sienna-Platform/PowerNetworkMatrices.jl/workflows/Documentation/badge.svg?)](https://sienna-platform.github.io/PowerNetworkMatrices.jl/stable)
+[<img src="https://img.shields.io/badge/slack-@Sienna/PNM-sienna.svg?logo=slack">](https://join.slack.com/t/core-sienna/shared_invite/zt-glam9vdu-o8A9TwZTZqqNTKHa7q3BpQ)
 [![PowerNetworkMatrices.jl Downloads](https://img.shields.io/badge/dynamic/json?url=http%3A%2F%2Fjuliapkgstats.com%2Fapi%2Fv1%2Ftotal_downloads%2FPowerNetworkMatrices&query=total_requests&label=Downloads)](http://juliapkgstats.com/pkg/PowerNetworkMatrices)
 
 `PowerNetworkMatrices.jl` is able to build classic power systems modeling network matrices such as

diff --git a/docs/make.jl b/docs/make.jl
@@ -44,7 +44,7 @@ makedocs(;
 )
 
 deploydocs(;
-    repo = "github.com/NREL-Sienna/PowerNetworkMatrices.jl.git",
+    repo = "github.com/Sienna-Platform/PowerNetworkMatrices.jl.git",
     target = "build",
     branch = "gh-pages",
     devurl = "dev",

diff --git a/docs/src/tutorials/getting_started.md b/docs/src/tutorials/getting_started.md
@@ -3,10 +3,10 @@
 !!! note
 
     `PowerSystemCaseBuilder.jl` is a helper library that makes it easier to reproduce examples in the documentation and tutorials. Normally you would pass your local files to create the system data instead of calling the function `build_system`.
-    For more details visit [PowerSystemCaseBuilder Documentation](https://nrel-sienna.github.io/PowerSystemCaseBuilder.jl/stable)
+    For more details visit [PowerSystemCaseBuilder Documentation](https://sienna-platform.github.io/PowerSystemCaseBuilder.jl/stable)
 
 For more details about loading data and adding more dynamic components check the
-[Creating a System with Dynamic devices](https://nrel-sienna.github.io/PowerSystems.jl/stable/tutorials/add_dynamic_data/)
+[Creating a System with Dynamic devices](https://sienna-platform.github.io/PowerSystems.jl/stable/tutorials/add_dynamic_data/)
 section of the documentation in `PowerSystems.jl`.
 
 ## Loading data

diff --git a/test/load_tests.jl b/test/load_tests.jl
@@ -15,7 +15,7 @@ run_tests()
 ```
 
 See the InfrastructureSystems.jl documentation page
-["Running Tests"](https://nrel-sienna.github.io/InfrastructureSystems.jl/stable/dev_guide/tests/)
+["Running Tests"](https://sienna-platform.github.io/InfrastructureSystems.jl/stable/dev_guide/tests/)
 for more details.
 
 Copied from https://juliatesting.github.io/ReTest.jl/stable/#Working-with-Revise

diff --git a/test/test_virtual_modf.jl b/test/test_virtual_modf.jl
@@ -286,7 +286,7 @@ end
 end
 
 @testset "VirtualMODF: BA/A sign convention consistency (issue #278)" begin
-    # Regression test for NREL-Sienna/PowerNetworkMatrices.jl#278.
+    # Regression test for Sienna-Platform/PowerNetworkMatrices.jl#278.
     #
     # The issue is an inconsistent branch orientation between BA[:, m] and
     # A[m, :]: BA[:, m] can correspond to -b_m * A[m, :] even when b_m itself