Jack Doyle, founder of Doyle Capital
ACCEPTING Q2 CLIENTS · MELBOURNE / GLOBAL

Capital that compounds.
Campaigns that convert.

A quantitative asset manager and a Meta-specialised performance studio, run by one principal. One pipeline. One set of numbers that have to move.

Jack Doyle, principal

$47.8M

ad spend managed since 2021

3.41×

median ROAS lift, 14 mandates

1 BD

response time, every inquiry

Inquiry

Start a conversation.

No upfront fees. Reply within one business day.

01 — Services

Two practices. One operator.

Practice 01

QAM

Quantitative Asset Management

Systematic, research-led strategies. Risk-controlled portfolio construction backed by quantitative modelling and disciplined execution.

  • Systematic strategy design & backtesting
  • Risk-managed portfolio construction
  • Transparent performance reporting

Practice 02

Meta Partner

Meta Performance Marketing

A full-service performance practice built around the Meta ecosystem — creative, production, and media bought as one engine.

  • Meta Media Campaigns

    Paid social strategy & buying across Facebook and Instagram.

  • Photo & Video Production

    In-house creative direction made for the feed.

  • Ongoing Campaign Management

    Daily optimisation, reporting, and iteration.

02 — Performance

Numbers that have to move.

Meta · Live ROAS
+312%

CTR

4.8%

CPA

$9.20

Spend

$48K

Meta · Live ROAS
+312%

CTR

4.8%

CPA

$9.20

Spend

$48K

0%

Avg. ROAS uplift across active Meta accounts

$0.0M

Lifetime Meta ad spend managed since 2021

0.00%

Median click-through rate on in-house creative

$0.00

Blended cost per acquisition, last 90 days

03 — Approach

A method, not a menu.

01Step

Discover

We sit with the numbers and the brand. Define the brief, the constraints, the win condition.

02Step

Produce

Strategy, creative, and production handled in-house. Nothing outsourced, nothing diluted.

03Step

Deploy

Campaigns and portfolios go live with clear instrumentation from day one.

04Step

Compound

Daily optimisation. Weekly reporting. Compounding returns — financial and creative.

Selected engagements

Names withheld. Numbers don't lie.

Most mandates are covered by NDA. Sectors and cities below — references available on request, after a first call.

  • DTC apparelSydney
  • SkincareMelbourne
  • Hospitality groupMelbourne
  • Sports nutritionAuckland
  • Boutique fitnessMelbourne
  • Private capitalSingapore
Jack runs it like a portfolio manager runs a book — disciplined, transparent, and quietly relentless.
FounderDTC apparel, Sydney
We came for ads and stayed for the reporting. The weekly note reads like a fund letter — and the numbers back it.
Managing DirectorSkincare, Melbourne

04 — FAQ

Common questions.

05 — Contact

Become a client.

One conversation. One principal. A flat-rate engagement scoped to your goals.

PrincipalJack Doyle
ResponseWithin 1 business day

Inquiry

Start a conversation.

No upfront fees. Reply within one business day.