About

Founder-led advisory with senior marketing and customer judgement.

On The Brink Advisory is led by Sian Brink, working with leadership teams that need clarity, pace and experienced support through change.

Sian Brink, founder of On The Brink Advisory

Founder story

Calm, commercially grounded thinking at the point of change.

Sian brings experience across marketing, digital, customer experience, brand leadership and commercial growth. Her work helps leaders understand what is really changing, where value is being created or lost, and how to focus teams around the choices that matter.

The consultancy is deliberately boutique. Clients work directly with Sian, with a style that is thoughtful, rigorous and close enough to the business to be useful.

Connected experience

Brand. Digital. Customer. Growth.

One commercial perspective across the decisions that shape momentum.

Experience and credibility

Connected experience across brand, digital and customer growth.

Sian’s perspective connects the strategic and the practical: setting direction, creating the story, aligning teams and helping leaders keep momentum when there is no obvious off-the-shelf answer.

What clients value

A senior partner who can bring shape to complexity.

Clear thinking, commercial judgement and a calm way of helping leadership teams reach decisions they can use.

Start a conversation
01

Listen carefully

Build a clear view of the commercial context, the customer reality and what is really getting in the way.

02

Challenge constructively

Bring independent judgement without theatre, testing assumptions while keeping the leadership team moving together.

03

Make priorities usable

Connect brand, digital and customer decisions to a practical plan that teams understand, own and can act on.

Next step

Start with a clear conversation.

If your leadership team is facing a moment of change, On The Brink Advisory can help turn complexity into considered action.

Let’s talk