Lawrence (Lance) Duncan IV

Lawrence (Lance) Duncan IV

Founder, Vesper

LinkedIn

Trust Score · The same metric every member is judged by

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I’ve been building things since high school. While I was a student at Sidwell Friends in Washington, D.C., I started LD4 Technologies with a straightforward premise: teach kids how to build their own computers, and put working machines in community centers that didn’t have them. Thirty kids learned to build. Five desktops went to the Jelleff Community Center. The instinct to see something missing and make it exist hasn’t changed. The scale has.

Growing up and working in Washington across entrepreneurial, asset management, and public policy spaces has taught me something fundamental: being in the right room at the right time matters more than almost anything else. When I talk to the founders, investors, and operators in my life, I keep hearing the same thing. The introductions that actually change trajectories, the co-founder, the lead investor, the advisor who picks up the phone, overwhelmingly trace back to a network someone already had.

“Being in the right room at the right time matters more than almost anything else.”

After graduating from Amherst College, I joined an asset management firm investing across public and private markets. Working inside a firm where trust, client relationships, and long-term reputation are the operating currency reinforced something I see everywhere in the founders, investors, and operators around me: the ecosystems that produce real value are built slowly, through repeated interaction. They’re aristocracies, and the aristocracy works, because the people inside it have been tested over time.

Every room shared, every commitment kept, every co-sign from someone whose judgment is already trusted adds to a collective record of who shows up and who delivers. That record is real. It just doesn’t exist in any structured form. It lives in individual memories and private introductions. It doesn’t travel beyond the circle where it was built, and it doesn’t compound the way it should. Vesper is the structure that makes it visible and portable.

No magical AI is going to tell you which company will IPO five years before it does. But what can exist is a dynamically learning platform that consistently produces high-signal connections and helps the right people and the right opportunities find each other, based on demonstrated reliability rather than inherited proximity. That’s the gap. That’s what Vesper is.

And there’s something generational here. Our attention is pulled in more directions than any generation before us. Follow-through is rarer than it should be. In an environment where flakiness is the quiet default, being someone people can count on becomes the most valuable thing you can be. No existing platform treats reliability as the asset it actually is.

“In an environment where flakiness is the quiet default, being someone people can count on becomes the most valuable thing you can be.”

So I taught myself to build the system that should exist. Full-stack engineering, AI architecture, geospatial infrastructure, whatever Vesper’s architecture demanded. The matching algorithm and reputation framework at its core are the subject of provisional patents filed with the USPTO.

Vesper is precision-built. It isn’t built for everyone. It’s for the people who define this corner of the economy: founders, investors, operators. The product has to earn daily attention, and it’s built to.

This is the network that should exist. I’m building it carefully because that’s what it warrants.

— Lawrence (Lance) Duncan IV

Vesper profile screen

A Vesper profile, built around what someone has actually done, not who they happen to know.

Under the hood — what’s built

Architecture

  • • TypeScript monorepo (backend + web + shared package)
  • • PostgreSQL + pgvector for embeddings, PostGIS for geo
  • • Real-time chat via Socket.io
  • • Editorial dark-first React frontend

Cleo + Matching

  • • LLM-mediated conversation for the concierge
  • • Multi-axis ranking blending intent, behavior, and reputation
  • • Algorithm structure protected under provisional USPTO patents

Shipped

  • • Cleo (Plan + Explore)
  • • Rooms (small-group formation)
  • • Updates (build-log video feed)
  • • Trust Score (4-axis: attendance, ratings, hosted, intros)
  • • Map (public event discovery — Vesper-curated, organizer-hosted at full release)
  • • Demo Mode (interactive sandbox)

Built by

  • • A solo founder, over a few months, with no engineering team.