Build a 100-year family.
Successfully pass along your values and build a lasting family.
Most successful families fail to pass their values along to their children.
of family wealth is gone by the second generation
children raised in faith will leave it
of American adults are estranged from a family member
of family businesses don't survive the founder
We call it Family Entropy.
In physics, entropy is the tendency of systems toward disorder unless energy is intentionally applied to hold them together. Families are no different.
Left unattended, every family drifts toward fragmentation over time.
Read the Manifesto Against Family Entropy
A 100-year Family Operating System.
Five Pillars. Twenty-seven tools.
Systematic legacy-building.
The CenturyHouse Method is a complete framework. Each pillar is a layer of the operating system.
Creed
Ensuring your children, grandchildren, and great-grandchildren know what your family represents.
Council
Building your family its own Family Charter or Constitution, for clean long-term internal decision-making.
Capital
Powerful tools for internal funding decisions that align family members and spending with your values.
Chronicle
Your family's story and traditions preserved and carried on for generations.
Continuity
Tools to individually develop your children, grandchildren, and great-grandchildren so the family thrives long-term.
The complete CenturyHouse Operating System is delivered in the Foundations Toolkit download: twenty-seven working tools, in sequence.
View the Foundations ToolkitSubscribe for more
Get tools and resources.
CenturyHouse is for successful men and women,
ready to build a family to sustain that success.
If you recognize yourself in one or more of these,
the CenturyHouse Operating System was built for you.
You built something.
A career, a company, maybe even a level of provision your parents did not have. You worked for it. Now you are asking a different question: what is all of this for, and will it survive me?
You lead and care for your family.
You take the role seriously. You want your spouse, your children, and the generations behind them to inherit more than money. You want them to inherit a legacy that will last.
You see the long-term.
You are not optimizing for next week or next quarter. You are thinking about your grandchildren and great-grandchildren.
You can feel your family drifting.
The slow family entropy. Traditions fading. Appreciation lacking. The unspoken sense that you are not transmitting what you intend to transmit.
You want a system, not a sermon.
You are done with motivational content. You have the will. What you need is the structure: governance, rituals, language, instruments, sequencing, tools. The proven methods used to build 100-year organizations, now applied to your family.
You understand this is on you.
Not the school. Not the church alone. The continuity of your family is your work to lead with your spouse, and you are willing to do it.
The CenturyHouse Method is not a fit for the man or woman looking for a quick fix or content subscription. CenturyHouse is the deliberate work of installing a proven system to build a 100-year Family. It's not for everybody.
But if you came here looking for a proven method to build a family that lasts, you are in the right place.
Recognize yourself? The next step is to see where your family actually stands.
Take the Family Entropy AssessmentThree ways to begin the work.
Every CenturyHouse family starts with the Toolkit.
Each rung above it is built on the foundation laid below.
The Foundations Toolkit
The complete Method, delivered in a single download of 27 tools, templates, and resources.
- All 27 tools across the Five Pillars
- The Foundations Kit Introduction
- Family Charter template
- Legacy Letter framework
- Lifetime access and future revisions
Your $497 remains credited toward any future CenturyHouse product or service, indefinitely. Or transfer it to a family member. Read the Commitment.
The Cohort
A four-week intensive cohort of families building together.
- 7 virtual 90-minute sessions over a 4-week period
- Hand-selected cohorts of 8–12 families (spouses welcomed)
- 2x weekly for 4 weeks, intensive system install
- Each session personally led by Mark through 2026
- A completed CenturyHouse Family Operating System on exit
Your $2,500 remains credited toward any future CenturyHouse product or service, indefinitely. Or transfer it to a family member. Read the Commitment.
Private Advisory
A bespoke private engagement at your location.
- Full family-level engagement and interviews
- Every tool in the Method custom created for your family, inlcuding a custom Family Charter drafted with you by Mark
- A fully-customized in-person system install, typically over 2–3 days
- Very limited engagements per year. By application only.
Your $25,000 remains credited toward any future CenturyHouse product or service, indefinitely. Or transfer it to a family member. Read the Commitment.
The Toolkit is the self-help system install.
The Cohort is the small group virtual install.
Private Advisory installs the system for you at your location.
Every investment you make is held by the CenturyHouse Commitment.
Build the family
your great-grandchildren will inherit.
Family Entropy is real. So is the work of resisting it.
Strong families are not accidents. They are built deliberately, generation by generation, by men who decided the work was theirs to do.
Civilizations decay family by family.
They can also be rebuilt family by family.
Mark L. Rockefeller
Founder, CenturyHouse
Why CenturyHouse exists.
CenturyHouse began as a private project 25 years ago. After experiencing the birth of his first child, Mark L. Rockefeller developed a strong interest in parenting and specifically multigenerational continuity. He looked for a legacy framework that combined the rigor of an ultra-high-net-worth family office with the convictions of a Christian father. He discovered that no such framework existed. The wealth management industry had psychologists for their wealthiest clients. The men's-ministry world had encouragement and accountability. But no one had built the turn-key intergenerational family operating system that men actually needed.
Mark spent the next two decades slowly learning and constructing one as a side project. He attended ultra-high-net-worth events. He sat in with Christian men's ministries. He studied the academic literature on multigenerational successes and failures, sat with practitioners at family offices, and pulled from the Christian traditions that have held families together for centuries. He also drew on his own family's uniquely documented history. What emerged was the CenturyHouse Operating System: five integrated pillars that any father can install, regardless of his current net worth, to give his family a structure designed to last.
Mark L. Rockefeller
Founder, CenturyHouse
Mark is a husband, father of four, and recent grandfather. He has 25 years of strategic and advisory experience, including experience as a founder, CEO, attorney, investor, and military officer. He is a former contributing writer at Forbes, and is a social entrepreneurship advisor at his alma mater, Columbia University. His work has been widely recognized by the business press, including The Wall Street Journal, Entrepreneur, Inc., and CNBC. His focus is helping serious men build 100-year families through CenturyHouse, working from his office in West Palm Beach.
The Rockefeller Family Association Documents
Transactions of the Rockefeller Family Association, 1905 to 1925, from the collection of Mark L. Rockefeller.
Three volumes. Two decades of meeting minutes. One family's complete operating system.
Between 1905 and 1925, the Rockefeller family did something almost no other American family did. They convened annually, drafted minutes, elected officers, and published their proceedings as bound volumes. The record they left behind may be the most detailed family-governance document ever produced by an American family.
Three volumes were printed under the editorship of Henry Oscar Rockefeller, M.D. They cover tools a multigenerational family needs to function: family governance, documenting family stories, the powerful role of husbands and wives working together to pass on traditions, keeping history, genealogy, and the core tangible habits that bind one generation to the next.
These volumes are not theory. They are working artifacts of a family that built itself to last. Mark has the original hardcopy editions, passed down to him through his branch of the family. What matters is not the Rockefeller wealth (that was limited to only one branch of a much larger family). What matters is the repeatable family architecture: meetings, records, roles, rituals, responsibilities, and shared memory. CenturyHouse translates that kind of family architecture into tools ordinary successful families can actually use, modernized for contemporary life. Mark has written about their influence on CenturyHouse in the Manifesto.
The world has forgotten how to execute intergenerational continuity. The Rockefellers wrote it down.
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