LME · Open — : — HKT
Hard assets Southeast Asian archipelago ·

Compounding Certainty with Valuable Mineral & Hydrocarbon Assets

Petrisula Capital is an investment holding house headquartered in Hong Kong. We own and operate a principal portfolio of gold, copper, silver, nickel, coal, and iron ore assets — with selective upstream petroleum participations — across the seas of the Southeast Asian archipelago.
13 operating assets · 5 jurisdictions · ESDM (ID) registered · JORC / NI 43-101 reported · SKK Migas counterparty
Net asset value
USD 14.7 bn
In the ground · since
2019
What we believe
That the world's next century will be built from the same elements as the last — nickel, copper, gold, hydrocarbons — and that patience, applied to hard assets in good jurisdictions, is the closest thing in finance to compounding certainty.
Read our investment letter →
i.Mineral assets ii.Upstream hydrocarbons iii.The archipelago iv.Stewardship v.Long-term thinking vi.The partners vii.The Petrisula Letter viii.Engage
14.7bn
Assets under management · USD
218
Active mandates · public & private
23
Markets covered · APAC, EMEA, Americas
VII
Years compounding · since MMXIX
Chapter I.The House

A merchant house for the Asian century.

Petrisula was founded in 2019 in Central, Hong Kong, on a simple proposition: that capital deployed with patience, judgement, and discretion compounds better than capital chased through cycles. Seven vintages later, that proposition is the architecture of the house.

We are privately held. We answer to principals, not to a quarter. Our mandates are concentrated and our convictions earned — through original underwriting, long-held relationships, and a research culture that treats Hong Kong less as an address than as a vantage point.

From the harbour, we look both ways: into the world's largest economic agglomeration to the north, and into the developed capital markets of Europe and North America to which Hong Kong has, for a century, been the principal bridge.

We are both an owner of assets and a steward of others' capital. Our principal investment book is concentrated in operating mineral and hydrocarbon interests across the Southeast Asian archipelago — gold, copper, silver, nickel, coal, iron ore, and selective upstream petroleum participations. The work of underwriting reserves, jurisdictions, and operators is the same work we bring to every external mandate.

The firm operates four practice lines — asset management, private equity, advisory, and wealth — each independently led and collectively coordinated. We do not chase mandates; we accept them. We do not market; we are introduced.

Our investors include four sovereign-adjacent platforms, eleven multi-generational families, and a small number of endowments and foundations whose horizons match ours. The median tenure of a Petrisula relationship is now five years — and rising.

What we offer, in the end, is not performance — though the record speaks for itself — but stewardship. A long view, plainly spoken. Capital, considered.

i. Patience

Time, not timing.

We compound across cycles, not within them. Our average holding period in private positions exceeds seven years; in public mandates, four.

ii. Concentration

Few names, deeply known.

Conviction is the currency of returns. We hold positions of meaningful size in businesses we have underwritten ourselves.

iii. Alignment

Partners' capital, present.

Petrisula partners co-invest in every strategy. We eat at the same table as our investors — by design, in writing, and at every vintage.

iv. Discretion

A house, not a brand.

We do not advertise our holdings, our clients, or our returns. The relationships that matter to us do not require translation.

Chapter II.The Practice

Four disciplines, one house.

Each practice line is led independently and held to its own discipline. Capital is fungible across the firm; judgement is not.
Practice Line I.

Asset Management

Multi-strategy mandates across global public markets and structured credit, run from Hong Kong with research desks in Singapore and London. We manage concentrated long-only equity sleeves, an Asia-Pacific credit book, and a multi-asset overlay for institutional clients.

  • USD 8.6bnAssets across nine strategies and four flagship funds
  • 9.4% / 6yNet annualised return, multi-asset composite, since inception
  • 32 PMsPortfolio managers and senior analysts across three desks
  • UCITS · CISVehicles available to professional and qualified investors
Strategy book →
Practice Line II.

Private Equity

Conviction-led growth, buyout, and special-situation investing across Asia-Pacific and selected developed markets. We act as lead or co-lead, take board seats, and underwrite businesses we intend to hold for the better part of a decade.

  • USD 4.1bnCommitted across three vintages — PE I to PE III
  • 22Portfolio companies, current and realised, since 2020
  • 2.1×Net MOIC, realised positions, weighted by vintage
  • 4.6 yrsAverage hold period to date
Vintage detail →
Practice Line III.

Advisory

Independent counsel to founders, principals, and family offices on transactions, capital structure, and generational transitions. We do not underwrite, syndicate, or distribute — which is precisely the point. Our advice is paid for, not sold.

  • M&ASell-side, buy-side, and minority-stake counsel — USD 50m–2bn
  • CapitalStructure review, refinancing, and bespoke private placements
  • FamilySuccession, governance frameworks, and principal advisory
  • SpecialRestructurings, carve-outs, and contested situations
Engagement note →
Practice Line IV.

Wealth Management

Bespoke stewardship for ultra-high-net-worth families and institutional principals. Each relationship is led by a partner; each book is constructed from first principles. We do not run a model portfolio. We do not earn from products. We are paid one way, openly stated.

  • USD 2.0bnDiscretionary and advised, across 47 family relationships
  • 5 yrsMedian tenure of a Petrisula wealth client
  • Fee onlyNo retrocessions, no inducements, no proprietary product mandates
  • Multi-genSuccession planning, governance, and next-generation programmes
Private introduction →
Chapter III.The Register

Hard assets, Asian seas.

A principal investment portfolio of mineral and hydrocarbon interests, owned and operated across the Southeast Asian archipelago.

From the nickel laterites of Halmahera to the deepwater hydrocarbons of the Mahakam, the Petrisula register comprises gold, copper, silver, coal, nickel, and iron-ore operations alongside selective upstream oil & gas participations. The book is structured to compound across cycles: long-life reserves, low-quartile cash costs, and operating partners aligned by capital — not by quarter. Thirteen assets, five jurisdictions, one archipelago.

178kt
Nickel · Ni-in-MHP, annualised
14.2Mt
Thermal coal · annualised
312koz
Gold · attributable, annualised
92mboed
Oil & gas · net working interest
14.7bn
Principal investment NAV — USD, May 2026
Owner-operator and joint-venture interests across thirteen operating and development-stage assets, in five jurisdictions of the Southeast Asian archipelago. Audited annually by an independent Big Four firm.
Commodity bookShare of principal NAV
Nickel
24%
Coal
19%
Oil & gas (upstream)
18%
Copper
13%
Gold
11%
Iron ore
9%
Silver
6%
The RegisterOperating & development assets · May 2026
Asset
Commodity
Jurisdiction
Role & interest
Stage
Since
Halmahera Utara Project
Nickel laterite
Indonesia · Maluku Utara
Operator · 78%
Operating
MMXIX
Sumbawa Tengah Concession
Gold–copper porphyry
Indonesia · NTB
JV partner · 35%
Operating
MMXIX
Mindanao Oriental Project
Copper–gold
Philippines · Davao
Operator · 60%
Operating
MMXX
Kalimantan Selatan Complex
Thermal coal
Indonesia · Kalsel
Operator · 92%
Operating
MMXX
Sarawak Hulu Mine
Iron ore (DSO)
Malaysia · Sarawak
JV lead · 51%
Operating
MMXXI
Maluku Tenggara Operation
Silver–lead–zinc
Indonesia · Maluku
Operator · 70%
Operating
MMXXI
Sulawesi Tenggara HPAL
Nickel (battery-grade)
Indonesia · Sultra
JV partner · 30%
Development
MMXXIII
Papua Tengah Concession
Gold (greenfield)
Indonesia · Papua Tengah
Operator · 65%
Exploration
MMXXV
East Natuna Block
Deepwater gas
Indonesia · Natuna Sea
Non-op · 22%
Development
MMXXII
Mahakam Offshore PSC
Oil & gas
Indonesia · Kaltim
JV partner · 18%
Operating
MMXX
North Sabah Concession
Offshore gas
Malaysia · Sabah
Non-op · 14%
Operating
MMXXII
South China Sea JV
Offshore gas
Brunei Darussalam
Non-op · 12%
Operating
MMXXII
Timor Sea JPDA
Oil & gas
Timor-Leste
JV partner · 25%
Development
MMXXIV
Indonesia
8 assets · 64% of book
Anchor jurisdiction · 2019
Malaysia
2 assets · 13% of book
Sarawak & Sabah · 2021
Philippines
1 asset · 11% of book
Mindanao · 2020
Brunei
1 asset · 7% of book
Offshore gas · 2022
Timor-Leste
1 asset · 5% of book
Joint petroleum · 2024
InterludeFrom the chair
“Patient capital is the rarest instrument in modern finance — and the most consequential. We have spent seven years practising it.”
— H. Lam
Chairman & CIO
Hong Kong, May 2026
Chapter IV.The People

The partners of the house.

Six partners. One coordinated practice. Each came to Petrisula not to start a career, but to finish one well.
Partner — 01 MMXIX HL Hong Kong CIO

Hiroto Lam

Chairman & Chief Investment Officer

Co-founder. Previously eighteen years at a global asset manager in Tokyo and Hong Kong; latterly head of Asia-Pacific natural-resources equities. Sits on the firm's investment, risk, and partnership committees.

With house7 yrs
Partner — 02 MMXIX VC Hong Kong PE

Vivienne Cheong

Managing Partner · Private Equity

Co-founder. Previously a senior principal at a Boston-headquartered buyout firm covering Greater China and Southeast Asia. Lead architect of Petrisula's private mineral and hydrocarbon platform.

With house7 yrs
Partner — 03 MMXX MH London M&A

Marcus Halverson

Head of Advisory

Joined from a leading independent advisory house in London. Twenty-five years counselling principals and founders on cross-border transactions and capital structure across EMEA and APAC.

With house6 yrs
Partner — 04 MMXXI AR Singapore Wealth

Anjali Raveendran

Head of Wealth Management

Previously co-headed the Asia private office of a Swiss merchant bank. Leads Petrisula's bespoke wealth practice across Hong Kong and Singapore — fee-only, partner-led, multi-generational.

With house5 yrs
Partner — 05 MMXXI WT Hong Kong COO

Wen-Hao Tse

Chief Operating Officer

Joined from a tier-one global custodian where he led prime services for Asia. Architect of Petrisula's operating infrastructure, technology stack, and regulatory framework across five jurisdictions.

With house5 yrs
Partner — 06 MMXXII MO Zürich Research

Margaux Okonkwo

Head of Research

Joined from a sovereign investment platform where she led macro and asset-allocation research. Oversees Petrisula's research desk and the firm's published perspectives, the Petrisula Letter.

With house4 yrs
Chapter V.Perspectives

The Petrisula letter.

Archive · all issues →
Feature · Resources

The nickel question: how Indonesia became the marginal cost-setter for the energy transition.

Why the laterites of Sulawesi and Halmahera now anchor the global cathode supply chain — and what it means for capital allocation across the archipelago over the next decade. A house view from the CIO's desk.

May 2026 · Issue 4714 min read
Upstream

Deepwater gas, patiently held.

Why the Natuna Sea and Timor-Leste's joint petroleum province are entering a once-in-a-generation development phase — and why we choose to participate as a minority partner, not an operator.

April 20269 min
Jurisdictions

Permitting, plainly described.

Three patterns in how Indonesia, Malaysia, and the Philippines actually grant, renew, and revoke mineral and petroleum titles — and the operating posture that follows from each.

March 202611 min
Chapter VI.Counsel

An introduction, plainly made.

Hong Kong
Headquarters · Asia
International Finance District
Central, Hong Kong SAR
+852 · concierge
hk@petrisula.capital
SFC RA Type 1 / 4 / 9
Singapore
Asia · Wealth & Research
Marina Bay Financial Centre
Singapore 018982
+65 · concierge
sg@petrisula.capital
MAS CMS Licensed
London
Europe · Advisory
City of London
EC2N · United Kingdom
+44 · concierge
uk@petrisula.capital
FCA Authorised
Zürich
Europe · Research
Bahnhofstrasse
8001 Zürich, Switzerland
+41 · concierge
ch@petrisula.capital
FINMA Supervised

For principals, family offices, and qualified institutions.