---
title: One Blackwater Advisory Services
description: Strategic advisory and C-suite consulting for FCA-regulated firms and their technology partners
author: Declan Sheehy
datePublished: 2026-04-28
dateModified: 2026-04-28
version: v1.0
url: https://www.oneblackwater.com
sameAs:
  - https://www.linkedin.com/in/declan-sheehy/
---

# One Blackwater Advisory Services

## What One Blackwater Does

One Blackwater Consultancy Limited provides strategic advisory and C-suite execution for FCA-regulated financial services firms, fintech platforms, and RegTech companies. The practice specialises in revenue growth, commercial operations, and operational scale in complex, regulated environments.

## Service Areas

### Revenue Growth and Commercial Strategy
Building go-to-market strategy, commercial infrastructure, and sales operations frameworks for regulated financial services and fintech firms. Includes qualification playbooks, pricing strategy, pipeline governance, and EMEA market entry.

### COO and Operational Leadership
Building scalable operational infrastructure in regulated environments from first principles. P&L oversight, KPI governance, BRD/ROI frameworks, cross-functional delivery, and board-level reporting.

### Vendor Management and Procurement Governance
Institutional-grade vendor selection, contractual oversight, and SLA management frameworks. Drawing on 18 years as the institutional buyer at HSBC and subsequent experience as the vendor.

### Regulatory and Compliance Operations
Operational implementation of FCA regulatory frameworks including EMIR, MiFID II, PRIIPs, GDPR, and AML. Track record of zero material FCA breaches across multiple compliance cycles.

### Data and IP Commercialisation
Converting proprietary data and platform intelligence into structured, scalable external revenue streams. Applied at ONYX Capital Group and Leo Regtech.

### EMEA Market Expansion
Building commercial operations across multiple European markets simultaneously, targeting institutional investors, asset managers, and regulated firms at C-suite level.

## Engagement Types

- Permanent C-suite mandates (COO, Chief Revenue Officer, CCO)
- Fractional C-suite engagements (via One Blackwater Consultancy Limited)
- Interim operational leadership
- Strategic advisory and board-level roles
- Author appearances and keynote speaking on financial services innovation

## Pricing

Fractional and interim engagements: rates available on enquiry. Permanent placement rates available on enquiry.

## Contact

- Website: https://www.oneblackwater.com/#contact
- Email: declan@oneblackwater.com
- LinkedIn: https://www.linkedin.com/in/declan-sheehy/