Verified access between Silicon Valley and Africa

Meet the people who can move your work forward.

Silicon Xchange is a trusted network of founders, investors, and operators working across Silicon Valley and Africa.

Silicon Xchange dashboard showing search, filters, and recommended members with a Connect button
Emmanuel Lubanzadio, Africa Lead at OpenAI, at the 2025 Silicon Xchange Summit in Nairobi
Emmanuel Lubanzadio, Africa Lead at OpenAI, at the 2025 Silicon Xchange Summit in Nairobi.
The African Language Tokenization Workshop during UNGA 81 in New York City, hosted in partnership with Silicon Xchange and Qhala Trust
The African Language Tokenization Workshop during UNGA 81 in New York City, hosted in partnership with Silicon Xchange and Qhala Trust.
Sonia Kabra, co-founder of BuuPass, celebrates the company's historic Top 3 finish at the 2025 Startup World Cup Global Finale in San Francisco, the first African startup to reach the global Top 3
Sonia Kabra, co-founder of BuuPass, celebrates the company's historic Top 3 finish at the 2025 Startup World Cup Global Finale in San Francisco — the first African startup to reach the global Top 3.
3,000+
Leaders brought together
20+
Sponsors and partners
16
Programs and convenings
4
Governments engaged

Why Silicon Xchange exists

Good companies are missed when trust depends on who already knows you.

Founder

Can have real revenue and still look like a stranger to an investor in California.

Diaspora executive

Can have the right expertise and no reliable way to tell which founders are ready.

Investor

Can want exposure to African technology and still lack the company-level information needed to act.

Warm intros

Help, but do not give the market a repeatable way to verify people, compare opportunities, and build trust.

That is the gap Silicon Xchange closes.

Results

Real outcomes, not a longer contact list.

ChipMango — Silicon Valley semiconductor workforce startup

From introduction to international customer

Silicon Xchange connected ChipMango, a semiconductor talent and engineering company, with a university in Uganda — turning a cross-border introduction into ChipMango’s first global customer relationship.

Satlyt — NASA-backed orbital edge computing startup

Finding the technical leadership to scale

Through the Silicon Xchange network, Satlyt connected with the technical leader who would go on to become its CTO, helping the space computing startup build the engineering leadership needed for its next stage of growth.

BuuPass — first African startup in Startup World Cup global top 3

A new path for Kenyan founders

At the 2025 Silicon Xchange Summit in Nairobi, Dr. Tonny K. Omwansa, chairman and president of the Innovation Agencies in Africa Network, and Nick Vilelle, founder of the Nairobi Business Angel Network, joined Silicon Xchange and ecosystem partners working to bring Kenya into the Startup World Cup circuit.

BuuPass went on to become the first African startup to place in the global Top 3.

Silicon Xchange Build Hours Session 01 — live building with OpenAI Codex, from Lagos to SF

Bringing OpenAI directly to African developers

Through Build Hours with OpenAI, Silicon Xchange gives developers across Africa direct access to OpenAI engineers for hands-on technical sessions focused on building and shipping production software with AI.

The first session drew nearly 200 developers from 18 countries, with more than 430 registrations across the series.

What people say after entering the room

The difference is intentional.

“Most convenings put the right people in a building and hope. This one engineered proximity, and you could feel it in the quality of what got said. Investors, operators, founders, builders, every seat carrying real weight.”

JO
Jaûne Odombrown
African diaspora investor

“An excellent gathering of like-minded individuals and inspiring conversations about the future of FDI on the continent. Fantastic work from the Silicon Xchange team.”

JF
Justin Feldman
Content strategy and strategic partnerships leader

“Easily one of the highest-quality events yet. Thumbs up for the organizers.”

MM
Michael Mbae
Vice President, French Tech Nairobi

Programs

The network becomes real in the work we do together.

Build Hours

Live technical sessions connecting developers across Africa with engineers building at the frontier of AI.

View Build Hours →

Startup World Cup

A path for selected African startups to compete locally, meet investors, and reach the global final in San Francisco.

Explore Startup World Cup →

Curated rooms

Small dinners and working sessions in San Francisco, Nairobi, Los Angeles, New York, Austin, and other global hubs. Built for substantive conversations, not badge collection.

View upcoming events →

Institutional programs

Founder, investor, talent, and market-entry programs for governments, technology companies, funds, and ecosystem partners.

Partner with Silicon Xchange →

Upcoming events

Enter the next room.

View all events on Luma →
Monthly · Virtual

Build Hours

Live technical session for African developers with OpenAI engineers.

RSVP on Luma →
October 2026 · San Francisco

SF Tech Week

Curated rooms and working sessions across San Francisco Tech Week.

RSVP on Luma →
December 7–9, 2026 · Nairobi

Silicon Xchange Summit

The annual flagship: founders, investors, technology leaders, and policymakers in one room.

RSVP on Luma →

The right introduction starts with knowing who is in the room.

Join a verified network built for founders, investors, operators, and institutions working between Silicon Valley and Africa.