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tessel advisory

Every engagement, with the number it closed on.

The rest are under agreements that do not permit it, we will talk about them, we just cannot print them. The whole ledger is on the results page.

The registerSince 2021

12

published with their figure

Of 64 engagements closed. Each published case carries the method behind its number.

52 more on request

Manufacturing 2023

Market entry and portfolio calls at Fennimore Foods

Client Fennimore Foods
Measure £12m new revenue in the first year, two lines exited

A food manufacturer that wanted to enter three markets, and an audit that priced all three and argued for one.

07 / 12 published

Filter by sector; every card closes on its measure.

Insurance 2025

Claims triage copilot at Meridian Mutual

A copilot that reads the claim, proposes the route and shows its evidence: built with the claims team, handed to them in twelve weeks.

−41%
claims-processing time

Digital & AI

Read the case
Financial services 2025

Model-risk framework for Cobalt Bank

A model register with risk tiers, an audit trail from data to decision, and a policy set mapped to the regulation clause by clause.

14 days
to audit-ready, from ninety

Risk, Governance & Regulation

Read the case
Energy & utilities 2024

Maintenance regime redesign at Halvard Energy

A fixed maintenance calendar replaced by a schedule built on the machines' own readings, and argued with by the crews who run it.

−23%
unplanned turbine downtime

Operations & Performance

Read the case
Logistics & transport 2024

Network redesign at Northline Logistics

Forty depots, two disagreeing forecasts, and a network resequenced around the hours the depots actually had.

+9.6pp
on-time delivery across the network

Operations & Performance

Read the case
Retail & consumer 2025

Range and pricing strategy at Ostro Retail Group

The margin map showed that a fifth of the range was paying for the rest. The pricing was tested on the shelf before it went in a deck.

+3.4pp
gross margin, twelve months after repricing

Strategy & Growth

Read the case
Healthcare 2024

Radiology backlog triage at Pallas Health

Triage that sorts by clinical urgency rather than arrival order, with every reordering logged for review.

−58%
radiology ticket backlog

Digital & AI

Read the case
Manufacturing 2023

Market entry and portfolio calls at Fennimore Foods

A food manufacturer that wanted to enter three markets, and an audit that priced all three and argued for one.

£12m
new revenue in the first year, two lines exited

Strategy & Growth

Read the case
Public sector 2023

Budget recovery programme at Aldergate Council

A council facing a section 114 notice, a programme office that decided things, and a budget balanced without a single service closed.

£6.2m
recurring savings, budget balanced in-year

Finance & Transformation

Read the case
Technology & media 2026

Post-merger integration at Verano Media

Two publishers, two of everything, and an integration sequenced by what the customers would notice first.

9 months
two businesses to one operating model

Finance & Transformation

Read the case
Energy & utilities 2022

Regulatory reporting controls at Solent Water

Seven late submissions in a year, a regulator losing patience, and a control framework the reporting team maintains itself.

0
late regulatory submissions in twelve months, from seven

Risk, Governance & Regulation

Read the case
Insurance 2026

Second year at Meridian Mutual

The handover year: their team took the copilot, the runbooks and the evaluation harness, and we stopped billing.

92%
of claims triaged before a person

People & Organisation

Read the case
Retail & consumer 2026

Commercial operating model at Ostro Retail Group

The pricing work needed a team to keep it true. A year later the team exists, was hired with us in the room, and runs without us.

19
roles hired and running, zero contractors

People & Organisation

Read the case

The 12, read as one column.

−41%

claims-processing time

Meridian Mutual · 2025

14 days

to audit-ready, from ninety

Cobalt Bank · 2025

−23%

unplanned turbine downtime

Halvard Energy · 2024

+9.6pp

on-time delivery across the network

Northline Logistics · 2024

+3.4pp

gross margin, twelve months after repricing

Ostro Retail Group · 2025

−58%

radiology ticket backlog

Pallas Health · 2024

£12m

new revenue in the first year, two lines exited

Fennimore Foods · 2023

£6.2m

recurring savings, budget balanced in-year

Aldergate Council · 2023

9 months

two businesses to one operating model

Verano Media · 2026

0

late regulatory submissions in twelve months, from seven

Solent Water · 2022

92%

of claims triaged before a person

Meridian Mutual · 2026

19

roles hired and running, zero contractors

Ostro Retail Group · 2026