{"id":51143,"date":"2025-12-17T16:48:55","date_gmt":"2025-12-17T15:48:55","guid":{"rendered":"https:\/\/qanta.marie-rabault.com\/?page_id=51143"},"modified":"2026-01-09T17:49:51","modified_gmt":"2026-01-09T16:49:51","slug":"isler-marc","status":"publish","type":"page","link":"https:\/\/qanta.energy\/en\/about-us\/isler-marc\/","title":{"rendered":"Marc Isler"},"content":{"rendered":"\n<div class=\"gb-element-0897d6e7\">\n<div class=\"gb-element-a76aa84a\">\n<div>\n<h1 class=\"gb-text gb-text-40c03e9c\">Marc Isler<\/h1>\n\n\n\n<p class=\"gb-text gb-text-09d28740\">Head of Project Development<\/p>\n\n\n\n<ul class=\"wp-block-social-links has-large-icon-size has-icon-color is-style-logos-only is-layout-flex wp-block-social-links-is-layout-flex\"><li style=\"color:var(--contrast);\" class=\"wp-social-link wp-social-link-linkedin has-contrast-color wp-block-social-link\"><a rel=\"noopener nofollow\" target=\"_blank\" href=\"https:\/\/www.linkedin.com\/in\/marc-isler-6b89b691\/\" class=\"wp-block-social-link-anchor\"><svg width=\"24\" height=\"24\" viewBox=\"0 0 24 24\" version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M19.7,3H4.3C3.582,3,3,3.582,3,4.3v15.4C3,20.418,3.582,21,4.3,21h15.4c0.718,0,1.3-0.582,1.3-1.3V4.3 C21,3.582,20.418,3,19.7,3z M8.339,18.338H5.667v-8.59h2.672V18.338z M7.004,8.574c-0.857,0-1.549-0.694-1.549-1.548 c0-0.855,0.691-1.548,1.549-1.548c0.854,0,1.547,0.694,1.547,1.548C8.551,7.881,7.858,8.574,7.004,8.574z M18.339,18.338h-2.669 v-4.177c0-0.996-0.017-2.278-1.387-2.278c-1.389,0-1.601,1.086-1.601,2.206v4.249h-2.667v-8.59h2.559v1.174h0.037 c0.356-0.675,1.227-1.387,2.526-1.387c2.703,0,3.203,1.779,3.203,4.092V18.338z\"><\/path><\/svg><span class=\"wp-block-social-link-label screen-reader-text\">LinkedIn<\/span><\/a><\/li><\/ul>\n<\/div>\n\n\n\n<div>\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>&#8220;The energy transition happens in the details. Whether upgrading an existing building or starting from scratch, we design, integrate, and deliver systems that last.&#8221;<\/p>\n<\/blockquote>\n\n\n\n<img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"800\" class=\"gb-media-7ca2a9a7\" alt=\"\" title=\"qanta-energy-marc-isler\" src=\"https:\/\/qanta.energy\/wp-content\/uploads\/2025\/12\/qanta-energy-marc-isler.jpg\" srcset=\"https:\/\/qanta.energy\/wp-content\/uploads\/2025\/12\/qanta-energy-marc-isler.jpg 1000w, https:\/\/qanta.energy\/wp-content\/uploads\/2025\/12\/qanta-energy-marc-isler-300x240.jpg 300w, https:\/\/qanta.energy\/wp-content\/uploads\/2025\/12\/qanta-energy-marc-isler-768x614.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/>\n\n\n\n<p><strong>Marc Isler <\/strong>leads Qanta\u2019s development of complex energy projects that combine multiple energy technologies. He also manages complete building upgrades, including structural extensions and integration of renewable technologies, ensuring projects deliver reliable heat and cooling for communities and businesses.&nbsp;<\/p>\n\n\n\n<p>His career spans more than two decades in technical and energy infrastructure roles at Rolex, Alpiq InTech, Bouygues, and SEFA, where he oversaw design, construction, and operation of advanced energy transition projects. Marc combines hands-on experience in engineering with financial and contractual discipline, applying proven methodologies to deliver projects that meet performance targets and long-term cost stability.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"gb-query-91f5d88c\"><\/div>\n\n\n\n<a class=\"gb-element-f5ed63f1\" href=\"https:\/\/qanta.energy\/en\/about-us\/\">\n<span class=\"gb-shape gb-shape-a8e234aa\"><svg width=\"100%\" height=\"100%\" viewBox=\"0 0 20 20\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n<path d=\"M10.6464 18.3526C10.8417 18.5478 11.1583 18.5478 11.3536 18.3526C11.5488 18.1573 11.5488 17.8407 11.3536 17.6455L4.20711 10.499L17 10.499V9.49902L4.20711 9.49902L11.3536 2.35258C11.5488 2.15732 11.5488 1.84073 11.3536 1.64547C11.1583 1.45021 10.8417 1.45021 10.6464 1.64547L2.64645 9.64547C2.45118 9.84073 2.45118 10.1573 2.64645 10.3526L10.6464 18.3526Z\" fill=\"currentColor\"><\/path>\n<\/svg><\/span>\n<\/a>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Marc Isler Head of Project Development &#8220;The energy transition happens in the details. Whether upgrading an existing building or starting from scratch, we design, integrate, and deliver systems that last.&#8221; Marc Isler leads Qanta\u2019s development of complex energy projects that combine multiple energy technologies. He also manages complete building upgrades, including structural extensions and integration &#8230; <a title=\"Marc Isler\" class=\"read-more\" href=\"https:\/\/qanta.energy\/en\/about-us\/isler-marc\/\" aria-label=\"Read more about Marc Isler\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":49798,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-51143","page","type-page","status-publish"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Marc Isler - Qanta Energy<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/qanta.energy\/en\/about-us\/isler-marc\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Marc Isler - Qanta Energy\" \/>\n<meta property=\"og:description\" content=\"Marc Isler Head of Project Development &#8220;The energy transition happens in the details. Whether upgrading an existing building or starting from scratch, we design, integrate, and deliver systems that last.&#8221; Marc Isler leads Qanta\u2019s development of complex energy projects that combine multiple energy technologies. He also manages complete building upgrades, including structural extensions and integration ... 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