JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<ul class="company-list">
    <li>
        <img src="https://picsum.photos/480/320" alt="" >                         
    </li> 
    <li>
        <img src="https://picsum.photos/480/360" alt="" >                         
    </li> 
</ul>

JavaScript

$(document).ready(function(){

  $( "ul.company-list li" ).each(function() {
    let image = $(this).find('img').on('load', function(){
    	let imgHeight = this.naturalHeight;
    	let imgWidth = this.naturalWidth;

      let imProp = imgWidth / imgHeight;
      console.log(imgWidth, imgHeight);
    });    
  });
})