\frametitle{Thank You}

\begin{center}
 \includegraphics[height=6cm]{ohm}
\end{center}

\begin{flushright}
 \includegraphics[height=0.9cm]{iwmi}
 \hspace{5mm}
 \includegraphics[height=1cm]{uoMoratuwa}
 \hspace{5mm}
 \includegraphics[height=1cm]{uoMoratuwa_foa}
\end{flushright}