About Us

Who we are
Le laboratoire Olfactif du Siam (LOSiam) is an artisanal fragrance laboratory located in Chiang Mai, Northern Thailand. LOSiam brings together French fragrance heritage and cutting-edge innovation with Thailand’s rich nature & endemic species.
Founded in 2022, with over two decades of expertise in natural extraction, we specialize in crafting premium natural extracts for the fine fragrance and aroma industries. At LOSiam, we are committed to sustainable and ethical practices, using solvent & supercritical CO2 extraction methods to create unique, eco-conscious fragrances.
By sourcing raw materials locally and working closely with Thai farmers, we ensure the highest quality ingredients while supporting biodiversity and the local community.

Our Vision
At LOSiam, we envision a future where the art of fragrance creation aligns strongly with environmental stewardship. By harnessing sustainable extraction methods and honoring the biodiversity of nature, we aim to lead the industry in innovation and responsibility. Our goal is to craft premium natural fragrances from both known and unknown species that not only reflect the rich heritage of both French and Thai cultures but also set a new standard for sustainability and innovation.
Our Mission
Our mission at LOSiam is to create exceptional fragrances by sustainably sourcing and extracting raw materials from the diverse ecosystems of Northern Thailand. We are dedicated to protecting biodiversity through eco-conscious extraction methods while pioneering the introduction of never-before-extracted species to the fragrance industry. By working closely with local farmers and communities, we foster fair trade practices and contribute to the conservation of nature, ensuring that each fragrance we create embodies the essence of innovation, environmental stewardship, and cultural heritage.
Our Values
Through our values in — sustainability, craftsmanship, and community — LOSiam creates more than just fragrances. We craft a legacy of environmental respect, artisanal excellence, and social responsibility that resonates with every scent we produce.
Sustainability & Biodiversity Conservation
At LOSiam, sustainability is not just a principle—it is the foundation of our operations. We are deeply committed to minimizing our environmental impact through eco-conscious extraction methods, such as solvent-less CO2 extraction. Our dedication to preserving nature extends to protecting biodiversity by sourcing raw materials that promote the health and diversity of local ecosystems. We carefully select our botanicals to ensure that we support and maintain the richness & diversity of Thailand’s natural heritage, safeguarding it for future generations. By crafting fragrances that are as environmentally friendly as they are of highest quality, we uphold our responsibility.
Artisanal Craftsmanship & Innovation
Blending French fragrance tradition and Thailand’s rich biodiversity with forward-thinking innovation, LOSiam is where time-honored techniques meet the latest in green chemistry. Our artisanal approach ensures that every fragrance we produce is handled with care, from hand-harvesting botanicals to meticulous extraction processes. With over two decades of expertise in natural extraction, we use traditional extraction methods to capture the delicate aromas of local flowers, while also embracing advanced technologies to enhance precision and efficiency. This harmonious balance between craftsmanship and innovation allows us to create fragrances that are not only unique but also pioneers in sustainable scent creation.
Ethical Sourcing & Community
Our commitment to ethical sourcing goes hand in hand with our respect for local communities. We work closely with farmers in Northern Thailand, ensuring that our raw materials are sourced responsibly and in accordance with the Nagoya Protocol. This collaboration benefits both LOSiam and the farming communities by guaranteeing fair prices, sustainable practices, and mutual growth. By sourcing directly from origin and focusing on Thai botanicals deeply rooted in the country’s culture, we help sustain local economies while honoring the authenticity of our fragrances.
Our partnerships with local innovation centers and universities further ensure that we not only lead in sustainability but also contribute to upskilling local talents and advancing industry standards.

Our Partners
Collaborating with academic institutions is integral to LOSiam’s work, benefiting both our company and the academic community.
Together, we conduct research to develop innovative fragrances and greener extraction techniques, ensuring our products are market-leading and sustainable. We also share expertise with students, helping them enhance their skills while maintaining the highest standards of testing and quality.
These partnerships foster growth, networking opportunities, and the promotion of eco-friendly practices, all of which are key to advancing the fragrance industry and supporting our mission at LOSiam.