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Comparing 3 coaches.

Same fields. Same trust states. Same verifiability. The point of comparison on Baseline is to read like-for-like.

Coach 1 of 3

James Okonkwo

Boston, Massachusetts

Languages: English, French
Identity verified: Verified Feb 2025
Years coaching: 11 (verified)
Coach type: High Performance CoachVerified
Who they coach: Adult competitive · College prep · Junior tournament
Level range: UTR 6 - 11
Lesson formats: Private, Semi-private (max 2)
Frequency: Twice weekly
Surfaces: Hard, Indoor
Private rate: $120 — $160 / hour
Semi-private rate: $80 — $100 / hour per player
Verified claims: 5 of 6
Client-confirmed patterns: 1
Reviews: 2
Inquiries open: Yes

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James Okonkwo

Filipp Pogostkin

Lin Chen

Location

Boston, Massachusetts

Redmond, WA

Phoenix, Arizona

Languages

English, French

English, Russian

English, Mandarin

Identity verified

Feb 2025

Aug 2026

Sep 2025

Years coaching

11 (verified)

3 (verified)

Coach type (primary)

High Performance Coach

Verified

—

Junior Development Coach

Verified

Who they coach

Adult competitive · College prep · Junior tournament

Junior recreational · Junior tournament

Level range

UTR 6 — 11

UTR 5 — 9

UTR 3 — 8

Lesson formats

Private, Semi-private (max 2)

Private, Semi-private (max 4), Group

Frequency

Twice weekly

Per session, no minimum

Surfaces

Hard, Indoor

Hard

Private rate

$120 — $160 / hour

Contact for rates

$70 — $95 / hour

Semi-private rate

$80 — $100 / hour per player

—

$50 — $65 / hour per player

Verified claims

5 of 6

0 of 3

6 of 8

Client-confirmed patterns

Reviews

Inquiries open

Yes

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