What we built on.

Typefaces.

• Fraunces

  Display serif by Undercase Type via Google Fonts. SIL Open Font Licence 1.1.

• Geist

  UI sans by Vercel via Google Fonts. SIL Open Font Licence 1.1.

• JetBrains Mono

  Monospace by JetBrains via Google Fonts. SIL Open Font Licence 1.1.

Iconography.

• Section icons

  Custom in-house, drawn to echo the geometric weight and copper of the Alt Horizon wordmark. No external attribution required.

• Lucide

  Small utility marks (carets, ticks, chevrons) follow the Lucide conventions. ISC Licence.

• Bootstrap Icons

  A handful of nav and inline icons via Bootstrap Icons. MIT Licence.

Imagery.

Photography on this site is either commissioned, taken by the founder, or sourced from Unsplash under the Unsplash licence.

• Home · trust strip

  London skyline. Photo · Unsplash (contributor credit pending).

• Home · §3 Delivery

  Modernist library stairwell by Niklas Ohlrogge on Unsplash.

• Home · §4 Outcomes

  Empty boardroom by Nastuh Abootalebi on Unsplash.

• Home · §7 Closing

  Calm horizon over water by Viktor Talashuk on Unsplash.

• About · hero

  The Rose Main Reading Room at The New York Public Library by John Angel on Unsplash. Also used on the Resources hero.

• Services · hero

  Workspace lamp on wooden desk by Andrej Lišakov on Unsplash.

• Methodology · hero

  Geometric architectural pattern by JJ Ying on Unsplash. Also used on the Horizon (full) agent reference.

• Cyber agent · hero

  Padlock close-up by Kaffeebart on Unsplash.

• ESG agent · hero

  Electricity meter close-up by Alexander Schimmeck on Unsplash.

If you spot an attribution we've missed, tell us and we'll fix it.