diff --git a/v/vllm/build_info.json b/v/vllm/build_info.json
index b473124ef1..233e15cce5 100644
--- a/v/vllm/build_info.json
+++ b/v/vllm/build_info.json
@@ -1,15 +1,18 @@
 {
-  "maintainer": "ramnathnayak-ibm",
+  "maintainer": "akash-kaothalkar",
   "package_name": "vllm",
   "github_url": "https://github.com/vllm-project/vllm",
-  "version": "v0.10.0",
+  "version": "v0.11.1",
   "wheel_build" : true,
   "default_branch": "main",
-  "build_script": "vllm_v0.10.0_ubi_9.3.sh",
+  "build_script": "vllm_v0.11.1_ubi_9.5.sh",
   "package_dir": "v/vllm",
   "docker_build": false,
   "validate_build_script": true,
   "use_non_root_user": false,
+  "v0.11.1":{
+    "build_script": "vllm_v0.11.1_ubi_9.5.sh"
+  },
   "v0.10.0": {
    "build_script": "vllm_v0.10.0_ubi_9.3.sh"
  },
diff --git a/v/vllm/vllm_v0.11.1_ubi_9.5.sh b/v/vllm/vllm_v0.11.1_ubi_9.5.sh
new file mode 100644
index 0000000000..a045b4d508
--- /dev/null
+++ b/v/vllm/vllm_v0.11.1_ubi_9.5.sh
@@ -0,0 +1,320 @@
+#!/bin/bash -e
+
+# -----------------------------------------------------------------------------
+#
+# Package       : vllm
+# Version       : v0.11.1
+# Source repo   : https://github.com/vllm-project/vllm
+# Tested on     : UBI:9.5
+# Language      : Python
+# Ci-Check  :     True
+# Script License: Apache License 2.0
+# Maintainer    : Akash Kaothalkar <akash.kaothalkar@ibm.com>
+#
+# Disclaimer: This script has been tested in root mode on given
+# ==========  platform using the mentioned version of the package.
+#             It may not work as expected with newer versions of the
+#             package and/or distribution. In such case, please
+#             contact "Maintainer" of this script.
+#
+# ----------------------------------------------------------------------------
+
+
+set -eo pipefail
+
+PACKAGE_NAME=vllm
+PACKAGE_VERSION=${1:-v0.11.1}
+PACKAGE_URL=https://github.com/vllm-project/vllm.git
+CURRENT_DIR=$(pwd)
+PACKAGE_DIR=vllm
+
+TORCH_VERSION=v2.8.0
+TORCHVISION_VERSION=v0.23.0
+TORCH_URL=https://github.com/pytorch/pytorch.git
+TORCHVISION_URL=https://github.com/pytorch/vision.git
+
+export PYTHON=/usr/bin/python3.12
+
+echo "==================================================================="
+echo "        vLLM FULL BUILD START (UBI 9.5 / POWER / v0.11.1)"
+echo "==================================================================="
+
+# -----------------------------------------------------------------------------
+# System dependencies
+# -----------------------------------------------------------------------------
+echo "-------------------- Installing OS dependencies -------------------"
+
+yum install -y yum-utils
+yum config-manager --set-enabled ubi-9-codeready-builder-rpms
+
+
+yum install -y \
+  git wget tar gzip xz which procps-ng yum-utils \
+  --allowerasing
+
+yum install -y \
+  git make cmake gcc-toolset-13 \
+  python3.12 python3.12-devel python3.12-pip \
+  unzip zip wget patch \
+  openssl-devel sqlite-devel \
+  llvm-devel libevent-devel \
+  freetype-devel gmp-devel libjpeg-turbo-devel \
+  cargo libcurl-devel \
+  which procps-ng yum-utils \
+  --allowerasing
+
+# -----------------------------------------------------------------------------
+# Additional toolchain/runtime dependencies (POWER / UBI specific)
+# -----------------------------------------------------------------------------
+
+# libatomic required for Arrow + POWER
+yum install -y gcc-toolset-13-libatomic-devel
+
+# Autotools required to build numactl from source on UBI
+yum install -y \
+  autoconf \
+  automake \
+  libtool \
+  pkgconfig \
+  make \
+  gcc
+
+$PYTHON --version
+
+# -----------------------------------------------------------------------------
+# Enable GCC toolset (CRITICAL: must stay enabled for entire script)
+# -----------------------------------------------------------------------------
+echo "-------------------- Enabling GCC toolset --------------------------"
+
+source /opt/rh/gcc-toolset-13/enable
+
+# Ensure gcc-toolset runtime libraries are visible
+export LD_LIBRARY_PATH=/opt/rh/gcc-toolset-13/root/usr/lib64:${LD_LIBRARY_PATH}
+export LIBRARY_PATH=/opt/rh/gcc-toolset-13/root/usr/lib64:${LIBRARY_PATH}
+export CMAKE_PREFIX_PATH=/opt/rh/gcc-toolset-13/root/usr:${CMAKE_PREFIX_PATH}
+
+export CC=/opt/rh/gcc-toolset-13/root/usr/bin/gcc
+export CXX=/opt/rh/gcc-toolset-13/root/usr/bin/g++
+
+echo "CC  = $CC"
+echo "CXX = $CXX"
+gcc --version
+g++ --version
+
+# -----------------------------------------------------------------------------
+# Python tooling
+# -----------------------------------------------------------------------------
+echo "-------------------- Upgrading Python tooling ---------------------"
+
+$PYTHON -m pip install --upgrade pip setuptools wheel
+
+# -----------------------------------------------------------------------------
+# Python binary wheels (POWER / devpi)
+# -----------------------------------------------------------------------------
+echo "-------------------- Installing Python dependencies ----------------"
+
+$PYTHON -m pip install \
+  --trusted-host wheels.developerfirst.ibm.com \
+  "abseil-cpp @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/419/275773a4cc480/abseil_cpp-20240116.2-py3-none-any.whl" \
+  "av @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/b09/d74303b7aaf7f/av-13.1.0-cp312-cp312-linux_ppc64le.whl" \
+  "ffmpeg @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/25d/9b7b985a577b9/ffmpeg-7.1-py3-none-any.whl" \
+  "lame @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/923/40f226ef59d45/lame-3.100-py3-none-any.whl" \
+  "libprotobuf @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/e53/57a336598c208/libprotobuf-25.4-py3-none-manylinux2014_ppc64le.whl" \
+  "libvpx @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/328/cfde06a744e3d/libvpx-1.13.1-py3-none-any.whl" \
+  "llvmlite @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/ddd/ebf05d58bd563/llvmlite-0.44.0-cp312-cp312-linux_ppc64le.whl" \
+  "numba @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/609/d7a83e5ac7944/numba-0.62.0.dev0-cp312-cp312-linux_ppc64le.whl" \
+  "openblas @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/523/31f6718639cba/openblas-0.3.29-py3-none-manylinux2014_ppc64le.whl" \
+  "opus @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/bec/40c21ed2fe31b/opus-1.3.1-py3-none-any.whl" \
+  "protobuf @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/5e5/a6c4d93fcc5cd/protobuf-4.25.8-cp312-cp312-linux_ppc64le.whl" \
+  "scipy @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/4e1/4b512f33efb85/scipy-1.16.0-cp312-cp312-linux_ppc64le.whl" \
+  "sentencepiece @ https://wheels.developerfirst.ibm.com/ppc64le/linux/+f/161/51fddd15aec51/sentencepiece-0.2.0-cp312-cp312-linux_ppc64le.whl" \
+  certifi charset-normalizer filelock fsspec idna \
+  Jinja2 MarkupSafe mpmath networkx requests \
+  sympy tqdm typing_extensions urllib3 numpy
+
+$PYTHON -m pip install cmake pyyaml packaging openpyxl setuptools_scm
+
+# -----------------------------------------------------------------------------
+# Pillow (devpi)
+# -----------------------------------------------------------------------------
+echo "-------------------- Installing Pillow -----------------------------"
+
+$PYTHON -m pip install \
+  --trusted-host wheels.developerfirst.ibm.com \
+  --extra-index-url https://wheels.developerfirst.ibm.com/ppc64le/linux/+simple/ \
+  pillow==11.2.1
+
+# -----------------------------------------------------------------------------
+# Resolve OpenBLAS
+# -----------------------------------------------------------------------------
+echo "-------------------- Resolving OpenBLAS ----------------------------"
+
+export OpenBLAS_HOME=/usr/local/lib/python3.12/site-packages/openblas
+export OpenBLAS_DIR=${OpenBLAS_HOME}
+export BLAS=OpenBLAS
+export LD_LIBRARY_PATH=${OpenBLAS_HOME}/lib:${LD_LIBRARY_PATH}
+export PKG_CONFIG_PATH="${OpenBLAS_HOME}/lib/pkgconfig:${PKG_CONFIG_PATH}"
+export LIBRARY_PATH="${OpenBLAS_HOME}/lib:${LIBRARY_PATH}"
+
+# -----------------------------------------------------------------------------
+# Build PyArrow 21.0.0 from source
+# -----------------------------------------------------------------------------
+echo "-------------------- Building PyArrow 21.0.0 -----------------------"
+
+export PYARROW_VERSION=21.0.0
+
+git clone --recursive https://github.com/apache/arrow.git -b apache-arrow-${PYARROW_VERSION}
+cd arrow/cpp
+
+mkdir -p build && cd build
+
+cmake -DCMAKE_BUILD_TYPE=Release \
+      -DCMAKE_INSTALL_PREFIX=/usr/local \
+      -DARROW_PYTHON=ON \
+      -DARROW_BUILD_TESTS=OFF \
+      -DARROW_JEMALLOC=ON \
+      -DARROW_BUILD_STATIC=OFF \
+      -DARROW_PARQUET=ON \
+      ..
+
+make -j$(nproc)
+make install
+
+echo "/usr/local/lib"   >  /etc/ld.so.conf.d/arrow.conf
+echo "/usr/local/lib64" >> /etc/ld.so.conf.d/arrow.conf
+ldconfig
+
+cd ../../python
+
+pip install -r requirements-build.txt
+export PYARROW_PARALLEL=$(nproc)
+
+$PYTHON setup.py build_ext \
+  --build-type=release \
+  --bundle-arrow-cpp \
+  bdist_wheel \
+  --dist-dir ./wheelhouse
+
+pip install wheelhouse/pyarrow-${PYARROW_VERSION}-*.whl
+
+cd ${CURRENT_DIR}
+
+# -----------------------------------------------------------------------------
+# Build PyTorch 2.8.0
+# -----------------------------------------------------------------------------
+echo "-------------------- Building PyTorch ${TORCH_VERSION} ------------------------"
+
+export USE_OPENMP=ON
+export USE_MKLDNN=OFF
+export USE_MKLDNN_CBLAS=OFF
+export USE_CUDA=OFF
+export CMAKE_PREFIX_PATH="${OpenBLAS_HOME}:${CMAKE_PREFIX_PATH}"
+
+git clone --recursive ${TORCH_URL}
+cd pytorch
+git checkout ${TORCH_VERSION}
+git submodule update --init --recursive --jobs 1
+
+$PYTHON -m pip install -r requirements.txt
+$PYTHON setup.py build_ext -j$(nproc)
+$PYTHON setup.py install
+
+cd ${CURRENT_DIR}
+
+# -----------------------------------------------------------------------------
+# Build TorchVision
+# -----------------------------------------------------------------------------
+echo "-------------------- Building TorchVision --------------------------"
+
+git clone ${TORCHVISION_URL}
+cd vision
+git checkout ${TORCHVISION_VERSION}
+USE_FFMPEG=1 USE_JPEG=1 USE_PNG=1 $PYTHON setup.py develop
+cd ${CURRENT_DIR}
+
+# -----------------------------------------------------------------------------
+# Build numactl from source (UBI does not ship numactl-devel)
+# -----------------------------------------------------------------------------
+
+echo "-------------------- Building numactl from source ------------------"
+
+cd ${CURRENT_DIR}
+
+git clone https://github.com/numactl/numactl
+cd numactl
+git checkout v2.0.19
+
+./autogen.sh
+./configure --prefix=/usr/local
+make -j$(nproc)
+make install
+
+# Register numactl libraries
+echo "/usr/local/lib" > /etc/ld.so.conf.d/numactl.conf
+ldconfig
+
+# Ensure headers and libs are visible to subsequent builds
+export CPLUS_INCLUDE_PATH=/usr/local/include:${CPLUS_INCLUDE_PATH}
+export LIBRARY_PATH=/usr/local/lib:${LIBRARY_PATH}
+export LD_LIBRARY_PATH=/usr/local/lib:${LD_LIBRARY_PATH}
+export CMAKE_PREFIX_PATH=/usr/local:${CMAKE_PREFIX_PATH}
+
+cd ${CURRENT_DIR}
+
+# -----------------------------------------------------------------------------
+# Build vLLM
+# -----------------------------------------------------------------------------
+echo "-------------------- Building vLLM ---------------------------------"
+
+git clone -b ${PACKAGE_VERSION} ${PACKAGE_URL}
+cd ${PACKAGE_DIR}
+
+sed -i 's/^torch/# torch/' requirements/cpu.txt
+sed -i 's/^torchvision/# torchvision/' requirements/cpu.txt
+sed -i 's/^torchaudio/# torchaudio/' requirements/cpu.txt
+sed -i 's/^outlines_core/# outlines_core/' requirements/common.txt
+sed -i 's/^scipy/# scipy/' requirements/common.txt
+
+$PYTHON -m pip install \
+  --prefer-binary \
+  --trusted-host wheels.developerfirst.ibm.com \
+  --extra-index-url https://wheels.developerfirst.ibm.com/ppc64le/linux/+simple/ \
+  -r requirements/cpu.txt
+
+$PYTHON -m pip install llguidance
+
+PIP_NO_BUILD_ISOLATION=1 \
+CC=${CC} \
+CXX=${CXX} \
+$PYTHON -m pip install xgrammar
+
+export VLLM_TARGET_DEVICE=cpu
+export MAX_JOBS=$(nproc)
+
+$PYTHON setup.py install
+
+$PYTHON setup.py bdist_wheel --dist-dir="${CURRENT_DIR}"
+
+cd ${CURRENT_DIR}
+
+echo "==================================================================="
+echo "               vLLM WHEEL BUILT SUCCESSFULLY (v0.11.1)"
+echo "==================================================================="
+
+
+# 4. Run the "Hello World" example
+#    Note: This attempts to download a small model (facebook/opt-125m) from HuggingFace.
+#    If the build machine is offline, this step will fail.
+echo "Running basic offline inference example..."
+
+if ! $PYTHON ${PACKAGE_DIR}/examples/offline_inference/basic/basic.py; then
+    echo "------------------$PACKAGE_NAME:install_success_but_test_fails---------------------"
+    echo "$PACKAGE_URL $PACKAGE_NAME"
+    echo "$PACKAGE_NAME  |  $PACKAGE_URL | $PACKAGE_VERSION | $OS_NAME | GitHub | Fail |  Install_success_but_test_Fails"
+    exit 2
+else
+    echo "------------------$PACKAGE_NAME:install_&_test_both_success-------------------------"
+    echo "$PACKAGE_URL $PACKAGE_NAME"
+    echo "$PACKAGE_NAME  |  $PACKAGE_URL | $PACKAGE_VERSION | $OS_NAME | GitHub  | Pass |  Both_Install_and_Test_Success"
+    exit 0
+fi