1.0HH Sports Basehttps://www.hhsportsbasevenues.com/en/rich600338<blockquote class="wp-embedded-content" data-secret="s3GYCwrntd"><a href="https://www.hhsportsbasevenues.com/en/experience-references/">EXPERIENCE & REFERENCES</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.hhsportsbasevenues.com/en/experience-references/embed/#?secret=s3GYCwrntd" width="600" height="338" title="“EXPERIENCE & REFERENCES” — HH Sports Base" data-secret="s3GYCwrntd" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://www.hhsportsbasevenues.com/wp-includes/js/wp-embed.min.js </script> https://www.hhsportsbasevenues.com/wp-content/uploads/2020/02/background-image.jpg19201152EXPERIENCE Hannu Helkiö has very wide experience as designer and project manager/director and has been involved in these roles with many different types of projects. His expertise includes numerous sports and event facilities such as multipurpose arenas, stadiums and other sports facilities as well as property development projects. One speciality is to combine commerciality with […]