UK100 Start-Ups: One Day

By Patricia Cullen | Mar 07, 2026

Opinions expressed by Entrepreneur contributors are their own.

You're reading Entrepreneur United Kingdom, an international franchise of Entrepreneur Media.

ONEDAY CO‑FOUNDERS RANBIR ARORA AND TARAS POLIK
ONEDAY CO‑FOUNDERS RANBIR ARORA AND TARAS POLIK

This article is part of The UK100 Start-Ups, a special edition by Entrepreneur UK showcasing the most exciting startups redefining business in 2026. From climate and health to AI and creativity, these innovators are tackling big challenges—while racing to scale, secure funding, and attract top talent.

Oneday is a platform that helps people launch real businesses by combining accredited entrepreneurial education with powerful AI tools and 1:1 mentorship. They are backed by over £15m in VC funding and demonstrating rapid traction.

ONEDAY CO‑FOUNDERS RANBIR ARORA AND TARAS POLIK
ONEDAY CO‑FOUNDERS RANBIR ARORA AND TARAS POLIK

This article is part of The UK100 Start-Ups, a special edition by Entrepreneur UK showcasing the most exciting startups redefining business in 2026. From climate and health to AI and creativity, these innovators are tackling big challenges—while racing to scale, secure funding, and attract top talent.

Oneday is a platform that helps people launch real businesses by combining accredited entrepreneurial education with powerful AI tools and 1:1 mentorship. They are backed by over £15m in VC funding and demonstrating rapid traction.

Patricia Cullen Features Writer

Entrepreneur Staff

Related Content