Vol. I — Issue 01 — 2026The Coaching Review
The Attest Standard
The Coaches
Who Changed
the Conversation.
The transformation industry's first independent review authority — where verified client voices and peer-reviewed assessments separate genuine expertise from polished performance.
Rigorous · Independent · Peer-Reviewed
2,400+
Verified Reviews
340
Assessed Coaches
47
Partner Orgs
Verified Assessments·Peer-Reviewed·Independent Authority·Institutional Trust·Verified Assessments·Peer-Reviewed·Independent Authority·Institutional Trust·
Thecoachingindustryhastestimonialswithoutverification,credentialswithoutscrutiny,andtransformationclaimswithoutevidence.Attestistherecordthatchangesthat.
Verified Client AssessmentsFrom the Record.
From the Record.
Unedited.
These assessments were submitted through our verified intake process. No review has been edited, filtered, or withheld at a coach's request.
"
Executive Leadership· Identity Verified
"I came to coaching having exhausted every self-help book on the market. What Marcus delivered in sixteen sessions was not a framework — it was a mirror. For the first time, I could see the patterns I'd been rationalising for a decade. My team noticed the shift before I did."

Diane Okonkwo
Chief Operating Officer — Meridian Capital Group, New York
Coach Assessed
Marcus Ellison
ICF PCC · Certified
Sessions
16
Duration
5 months
Assessment Rating
"
Entrepreneurial Leadership· Identity Verified
"Three coaches before Sarah had given me excellent advice that I never followed. Sarah was the first to ask why I wasn't following it. That question reframed everything. I left the engagement with a decision-making process I actually use, not a vision board I ignore."

Tom Hargreaves
Founder — Hargreaves Strategy, London
Coach Assessed
Sarah Chen
ICF MCC · Senior Certified
Sessions
24
Duration
8 months
Assessment Rating
"
Organisational Culture· Identity Verified
"The Attest verification process was the reason I agreed to this review. I've watched colleagues' testimonials get weaponised for marketing in ways that felt dishonest. Knowing this would be independently held and editorially controlled meant I could be specific — and honest."

Priya Nair
VP People & Culture — Helix Technologies, Bangalore
Coach Assessed
James Whitfield
ICF ACC · Certified
Sessions
12
Duration
4 months
Assessment Rating
Expert RoundtableThose Who Vouch
Those Who Vouch
for the Standard.
Attest's methodology has been reviewed and endorsed by credentialing bodies, academic institutions, and enterprise L&D leaders who operate at the intersection of coaching and accountability.

"
"What Attest has built is the closest thing our profession has to a peer-review mechanism. The methodology is rigorous, the editorial independence is real, and frankly, the coaching industry has needed this infrastructure for twenty years."
Dr. Catherine Marsh
Director of Coaching Standards
International Coaching Federation, Americas

"
"The longitudinal tracking model is what distinguishes Attest from every review platform I have encountered in adjacent professional service industries. Outcome measurement at six and eighteen months is not just rigorous — it is the only honest way to assess transformational work."
Prof. David Osei-Bonsu
Chair, Applied Organisational Psychology
London Business School

"
"We allocate over $2 million annually to coaching programmes. Before Attest, our due diligence consisted of asking coaches for their own testimonials and checking LinkedIn recommendations. That is no longer acceptable to our board, and Attest gave us an alternative."
Akosua Mensah-Asante
Head of Global L&D
Northfield Group, Chicago
Endorsed By
ICF International
EMCC Global
AC Coaching
Harvard L&D
Korn Ferry
Heidrick & Struggles
