Electronics / Hardware·Brentford, United Kingdom·Founded 1976·Last verified 31 May 2026

Brompton Bicycle sustainability score: 51/100

Brompton is a British bicycle manufacturer founded in 1976, headquartered in Brentford, specialising in lightweight folding bikes.

51/100
Making progress-1 since last review
Joint 3rd of 31 in Electronics / Hardware
Pending ReviewMixed evidence· 10 src

Brompton has built credible climate governance and waste reduction programmes backed by B Corp certification, but its emissions trajectory worsened in FY2024 due to e-bike mix and air freight. Supply chain dominates footprint at 97%, yet Scope 3 targets remain intensity-based rather than absolute. A controversial new factory approved over Kent Wildlife Trust objections signals unresolved nature risks.

Brompton Bicycle scores 51/100 (Making progress) on SINK's independent climate assessment — scored from public data only. Fees pay for the review, never the result. Last verified May 2026.

That places Brompton Bicycle joint 119th of 812 companies scored, and joint 3rd of 31 in Electronics / Hardware.

At a glance

Brompton Bicycle's strongest and weakest areas

Strongest
  • How openly it reports7/10
  • Its record on controversies7/10
Weakest
  • Its effect on nature4/10
  • Whether its emissions are falling4/10
See all ten questions ↓
Brompton Bicycle in context

How does Brompton Bicycle compare with other electronics / hardware companies?

Where Brompton Bicycle sits among electronics / hardware peers.

Among the 31 major electronics / hardware brands we've scored, Brompton Bicycle is tied =3rd of 31, with 2 others.

=3/31
Brompton Bicycle's rank
37
Industry average
20
Industry low
64
Industry high
See all 31 in Electronics / Hardware →
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The ten questions

What is Brompton Bicycle doing well, and where does it fall short?

Strongest on Transparency & Accountability and Controversies & Red Flags (7/10, 7/10). Weakest on Nature & Biodiversity Impact and Emissions Trajectory (4/10, 4/10).

How this score has moved

Has Brompton Bicycle's score changed?

Brompton Bicycle's score has been reviewed 2 times and currently stands where it started, at 52.

0255075100529 April 20265225 April 2026
  1. 52 → 5225 April 2026

    Session 2a cleanup: recomputed performance from sum(questions[].score). performance 57→56, score 52→51.

  2. Scored 529 April 2026

    Initial score at platform launch

Method and evidence

How we worked this out

The formula and all 10 sources.

About Brompton Bicycle

Brompton is a British bicycle manufacturer founded in 1976, headquartered in Brentford, specialising in lightweight folding bikes. Listed on the London Stock Exchange and B Corp certified, it operates a primary factory in Greenford and is expanding to Ashford. Known for design longevity and repairability, it competes in the premium folding segment globally.

Founded
1976
Headquarters
Brentford, United Kingdom
Employees
~800
Annual revenue
~£123M (~$153M)
Company website ↗
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