Crucially improving your agent selection
Keystone Audit & Advisory provides data-led, conflict-free vetting and matching of estate agents specifically for residential developments.
Your Trusted Partner in Agent Selection
Data-Driven Insights for Sales Success
Expertise You Can Count On
Founded by a property expert, with 15+ years boots-on-the-ground experience in Hertfordshire & Home Counties property, working with the market leading property consultants and multiple land and new homes teams.
Keystone Audit & Advisory provides data-led, conflict-free vetting and matching of estate agents specifically for residential developments.
We go beyond branding to audit real performance: conversion rates, days on market, achieved prices, fall-throughs, negotiation skill, and site-specific fit.

Why Choose Keystone Audit & Advisory?
- Reduced sales risk + faster absorption
- Data-backed pricing & stronger margins
- Increased likelihood of future land opportunities
- Significant time savings on vetting
- "Insurance" against delays & costly mistakes
- Better commission deals via neutral facilitation
- Confidence in every appointment

Proven Expertise
Leveraging 15+ years in the industry, we deliver insights that matter.

Data-Driven Decisions
Our approach ensures complete peace of mind when instructing an agent

Conflict-Free Vetting
We prioritise your interests without any biases.

Tailored Audits
Performance audits that genuinely reflect market conditions and results
