Impact Report

How Sustainable Is Son of a Tailor?

Founded in Copenhagen in 2014 by Jess Fleischer and Andreas Langhorn, Son of a Tailor reimagines essentials with a made-to-order model, not mass produced.

Son of a Tailor was founded in Copenhagen in 2014 by Jess Fleischer and Andreas Langhorn to reimagine everyday essentials through custom fit, quality, and a made-to-order production model.

1. Environmental
Sustainability

This rating evaluates the brand’s impact across key environmental risk categories, including raw materials and resource use, climate change, water use and pollution, chemicals and toxicity, land use, biodiversity, waste management, and circularity. Overview: Son of a Tailor built its model around made-to-order production and European manufacturing to cut overproduction and lower item-level impacts. The brand publishes an ISO-based product LCA for its cotton T-shirt and communicates concrete savings from made-to-order vs mass production. However, the brand lacks publicly available emissions data and detailed sustainability targets, which limits full-portfolio visibility.
IMPACT AREA 01

Materials
& Sourcing

  1. The Son of a Tailor uses premium, long-lasting materials, such as organic cotton, and recycled fabrics, to ensure durability and reduce waste.
  2. On-demand, made-to-order production is the core model, designed to avoid overproduction and dead stock.
  3. Product packaging information is limited. Packaging consists of a cardboard box and an interior biobag, per their product LCA documentation.
  4. All garments are produced in Portugal, primarily in their own facility, SON Supply. They also partner with local businesses that share their values.
  5. Son of a Tailor collaborates with its production partners to uphold ethical and sustainable practices.
  6. Core fibers include organic cotton and wool (merino, recycled); TENCEL lyocell appears in select products.
  7. Son of a Tailor doesn't follow traditional seasonal collections. They offer a range of essentials year-round and introduce limited-edition colors monthly to provide variety. 
  8. They provide detailed information about production times for various garments, emphasizing their efforts to reduce lead times through LEAN manufacturing principles.
  9. Fiber portfolio analysis couldn't be done because of a lack of information. 
  10. Son of a Tailor developed a melange color for the Heavy Wool Sweater by combining existing yarns.
IMPACT AREA 02

Climate
& Emissions

  1. Son of a Tailor’s on-demand production model reduces its carbon footprint by avoiding overproduction and its associated emissions.
  2. The company offsets shipping-related emissions by supporting independent projects that work toward forest conservation and sustainable fuelwood use.
  3. They perform an in-depth LCA to assess the overall environmental impact of their garments. This assessment covers the entire lifecycle, from raw material source to garment production and shipping.
  4. They publish item-level footprint comparisons: a Son of a Tailor T-shirt at 2.83 kg CO₂e vs a conventional T-shirt at 3.79 kg CO₂e (≈25% lower). 
IMPACT AREA 03

Water
& Chemicals

  1. It prioritizes reducing water consumption by using water-efficient technologies in fabric dyeing and finishing, partnering with sustainable suppliers, and implementing closed-loop water systems to recycle and reuse water in manufacturing.
  2. Son of a Tailor uses non-toxic, eco-friendly chemicals, avoids hazardous substances, and some products adhere to OEKO-TEX Standard 100 to ensure safe textiles. 
  3. Water and chemistry impacts are addressed through fiber choices (e.g., organic cotton) and disclosed at the product level via LCA pages. 
  4. Process-level water/chemistry policies are not detailed publicly.
IMPACT AREA 04

Circularity
& Waste

  1. Son of a Tailor employs a made-to-order production model that reduces overproduction and textile waste.
  2. By prioritizing mono fibers such as 100% organic cotton whenever possible, they simplify the recycling process.
  3. Advanced cutting technologies are used to optimize fabric usage and reduce offcuts.
  4. Fabric scraps and offcuts are repurposed into new products or materials wherever possible. Also, they offer repair services to customers to prolong the life of their clothing and reduce waste.
  5. The Zero Waste Knitwear Collection utilizes 3D-knitting technology, which helps reduce production waste from an industry average of 20% to below 1%.
  6. The brand runs the “Your T-Shirt is Trash" Campaign to raise awareness about textile waste and promote more sustainable consumption.

2. Social
Sustainability

This rating evaluates the brand's impact across key social and ethical risk areas, including animal welfare, workplace practices, and supply chain oversight. It assesses human rights both within its workforce and among its external suppliers. Overview: Son of a Tailor is a small, value-driven company with a focus on ethical production and transparency. The brand ensures fair wages and safe working conditions across its supply chain, while also fostering diversity and inclusion within its workforce. It maintains a strong commitment to human rights and regularly audits its suppliers to uphold ethical standards.
IMPACT AREA 05

Animal
Welfare

  1. Wool and recycled wool are used in Son of a Tailor´s knitwear. 
  2. On product pages reviewed, Son of a Tailor specifies mulesing-free Merino wool for certain items and notes OEKO-TEX® certification (a chemistry/safety standard) for the fabric. 
  3. The brand does not publish a company-wide animal-welfare policy or sheep-welfare certification (e.g., RWS) across all wool styles.
IMPACT AREA 06

Workplace
Practices

  1. The company fosters a diverse and inclusive workplace with an emphasis on gender equality and representation. The company reports a balanced workforce with a significant percentage of women in leadership roles.
  2. Offers benefits beyond legal requirements, including flexible working hours, remote work options, and professional development opportunities.
  3. Emphasizes employee well-being, with initiatives such as mental health support, team building activities, and a collaborative work environment.
  4. “Tailor Talks” allow employees to take charge of their career development, and external coaching is offered to support personal and professional growth.
  5. B Corp certification and UN Global Compact participation indicate commitments to human rights, labor standards, and ethics, but detailed workforce metrics aren’t published on the reviewed pages.
IMPACT AREA 07

Supply Chain
Workers’ Rights

  1. Son of a tailor is signatory to the UN Global Compact, aligning with its Ten Principles on human rights, labor, environment, and anti-corruption.
  2. At its own Portugal facility (SON Supply) and with selected partners, the brand commits to fair wages in line with EU labor law and ILO principles (incl. collective bargaining; no forced or child labor). No living-wage benchmark, methodology, or third-party verification is disclosed. 
  3. They are a certified B Corp with a current score of 120.1 (recertified), up from 117.5 in 2020, indicating third-party review across governance, workers, community, and environment.
•••

Sources

  1. https://www.sonofatailor.com/b-corp 
  2. https://www.bcorporation.net/en-us/find-a-b-corp/company/son-of-a-tailor/ 
  3. https://www.sonofatailor.com/our-production 
  4. https://www.sonofatailor.com/notes/son-supply 
  5. https://www.sonofatailor.com/notes/black-friday 
  6. https://www.sonofatailor.com/t-shirt-footprint
  7. https://www.sonofatailor.com/faq
  8. https://www.sonofatailor.com/our-mission 
  9. https://unglobalcompact.org/what-is-gc/participants/138217-Son-of-a-Tailor-ApS
  10. https://cop-report.unglobalcompact.org/COPViewer/2025?responseId=R_2kRAqCXx2nrGevH 

Report published on 25 November 2025.