diff --git a/.github/workflows/windows-mingw.yml b/.github/workflows/windows-mingw.yml
deleted file mode 100644
index 1c859661562..00000000000
--- a/.github/workflows/windows-mingw.yml
+++ /dev/null
@@ -1,65 +0,0 @@
-name: Windows-MinGW
-
-on:
-  push:
-    branches:
-      - 'master'
-      - 'develop'
-      - 'release/**'
-    tags:
-      - '**'
-  pull_request:
-    types: [opened,synchronize]
-  workflow_dispatch:
-    inputs:
-      debug_enabled:
-        description: 'Run the build with tmate debugging enabled by `debug_enabled` keyword (https://github.com/marketplace/actions/debugging-with-tmate)'
-        required: false
-        default: false
-
-concurrency:
-  group: ${{ github.workflow }}-${{ (github.head_ref && github.ref) || github.run_id }}
-  cancel-in-progress: true
-
-jobs:
-  windows_mingw:
-    if: ${{ false }}
-    strategy:
-      fail-fast: false
-      matrix:
-        config:
-        - {shared: "OFF", build_type: "Release", name: "omp/release/static", cflags: ""}
-    name: mingw/${{ matrix.config.name }}
-    runs-on: [windows-latest]
-    steps:
-    - name: Checkout the latest code (shallow clone)
-      uses: actions/checkout@v4
-
-    - name: Debug over SSH (tmate)
-      uses: mxschmitt/action-tmate@v3.5
-      if: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.debug_enabled }}
-      with:
-        limit-access-to-actor: true
-
-    - name: configure
-    # Use cmd to remove the path easily
-      run: |
-        bcdedit /set IncreaseUserVa 3072
-        editbin /LARGEADDRESSAWARE "C:\Program Files\Git\mingw64\bin\cc1plus.exe"
-        set PATH=C:\Program Files\Git\mingw64\bin;%PATH%
-        set PATH=C:\ProgramData\chocolatey\lib\mingw\tools\install\mingw64\bin;%PATH%
-        mkdir build
-        cd build
-        cmake -G "MinGW Makefiles" -DBUILD_SHARED_LIBS=${{ matrix.config.shared }} -DCMAKE_BUILD_TYPE=${{ matrix.config.build_type }} -DCMAKE_CXX_FLAGS=${{ matrix.config.cflags }} ..
-        cmake --build . -j4
-      shell: cmd
-
-    - name: install
-      run: |
-        set PATH=C:\Program Files\Git\mingw64\bin;%PATH%
-        set PATH=C:\ProgramData\chocolatey\lib\mingw\tools\install\mingw64\bin;%PATH%
-        set PATH=C:\Program Files (x86)\Ginkgo\bin;%PATH%
-        cd build
-        cmake --install .
-        cmake --build . --target test_install
-      shell: cmd
diff --git a/.github/workflows/windows-msvc-cuda.yml b/.github/workflows/windows-msvc-cuda.yml
deleted file mode 100644
index efa637b2bf9..00000000000
--- a/.github/workflows/windows-msvc-cuda.yml
+++ /dev/null
@@ -1,62 +0,0 @@
-name: Windows-MSVC-CUDA (compile-only)
-
-on:
-  push:
-    branches:
-      - 'master'
-      - 'develop'
-      - 'release/**'
-    tags:
-      - '**'
-  pull_request:
-    types: [opened,synchronize]
-  workflow_dispatch:
-    inputs:
-      debug_enabled:
-        description: 'Run the build with tmate debugging enabled by `debug_enabled` keyword (https://github.com/marketplace/actions/debugging-with-tmate)'
-        required: false
-        default: false
-
-concurrency:
-  group: ${{ github.workflow }}-${{ (github.head_ref && github.ref) || github.run_id }}
-  cancel-in-progress: true
-
-jobs:
-  windows_cuda:
-    if: ${{ false }}
-    strategy:
-      fail-fast: false
-      matrix:
-        config:
-        - {version: "latest", name: "cuda-latest/release/shared", "mixed": "ON"}
-    name: msvc/${{ matrix.config.name }} (only compile)
-    runs-on: [windows-2019]
-
-    steps:
-    - name: Checkout the latest code (shallow clone)
-      uses: actions/checkout@v4
-    - name: setup (versioned)
-      if: matrix.config.version != 'latest'
-      run: |
-        choco install cuda --version=${{ matrix.config.version }} -y
-
-    - name: setup (latest)
-      if: matrix.config.version == 'latest'
-      run: |
-        choco install cuda -y
-
-    - name: Debug over SSH (tmate)
-      uses: mxschmitt/action-tmate@v3.5
-      if: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.debug_enabled }}
-      with:
-        limit-access-to-actor: true
-
-    - name: configure
-      run: |
-        $env:ChocolateyInstall = Convert-Path "$((Get-Command choco).Path)\..\.."
-        Import-Module "$env:ChocolateyInstall\helpers\chocolateyProfile.psm1"
-        refreshenv
-        mkdir build
-        cd build
-        cmake -DGINKGO_BUILD_CUDA=ON -DGINKGO_BUILD_OMP=OFF -DGINKGO_MIXED_PRECISION=${{ matrix.config.mixed }} -DGINKGO_CUDA_ARCHITECTURES=60 ..
-        cmake --build . -j4 --config Release
diff --git a/.github/workflows/windows-msvc-ref.yml b/.github/workflows/windows-msvc-ref.yml
deleted file mode 100644
index 60a811bb99b..00000000000
--- a/.github/workflows/windows-msvc-ref.yml
+++ /dev/null
@@ -1,62 +0,0 @@
-name: Windows-MSVC-Reference
-
-on:
-  push:
-    branches:
-      - 'master'
-      - 'develop'
-      - 'release/**'
-    tags:
-      - '**'
-  pull_request:
-    types: [opened,synchronize]
-  workflow_dispatch:
-    inputs:
-      debug_enabled:
-        description: 'Run the build with tmate debugging enabled by `debug_enabled` keyword (https://github.com/marketplace/actions/debugging-with-tmate)'
-        required: false
-        default: false
-
-concurrency:
-  group: ${{ github.workflow }}-${{ (github.head_ref && github.ref) || github.run_id }}
-  cancel-in-progress: true
-
-jobs:
-  windows_ref:
-    if: ${{ false }}
-    strategy:
-      fail-fast: false
-      matrix:
-        config:
-        # Debug shared exceeds symbol limit
-        # - {shared: "ON", build_type: "Debug", name: "reference/debug/shared"}
-        - {shared: "OFF", build_type: "Release", name: "reference/release/static"}
-        - {shared: "ON", build_type: "Release", name: "reference/release/shared"}
-        # Debug static needs too much storage
-        # - {shared: "OFF", build_type: "Debug", name: "reference/debug/static"}
-    name: msvc/${{ matrix.config.name }}
-    runs-on: [windows-latest]
-    steps:
-    - name: Checkout the latest code (shallow clone)
-      uses: actions/checkout@v4
-
-    - name: Debug over SSH (tmate)
-      uses: mxschmitt/action-tmate@v3.5
-      if: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.debug_enabled }}
-      with:
-        limit-access-to-actor: true
-
-    - name: configure
-      run: |
-        mkdir build
-        cd build
-        cmake  -DBUILD_SHARED_LIBS=${{ matrix.config.shared }} -DCMAKE_CXX_FLAGS_DEBUG='/MDd /Zi /Ob1 /O1 /Od /RTC1' -DGINKGO_BUILD_CUDA=OFF -DGINKGO_BUILD_OMP=OFF ..
-        cmake --build . -j4 --config ${{ matrix.config.build_type }}
-        ctest . -C ${{ matrix.config.build_type }} --output-on-failure
-
-    - name: install
-      run: |
-        $env:PATH="$env:PATH;C:\Program Files (x86)\Ginkgo\bin"
-        cd build
-        cmake --install . --config ${{ matrix.config.build_type }}
-        cmake --build . --target test_install --config ${{ matrix.config.build_type }}