Building transatlantic partnerships since 1951

The forum that builds
bridges between Portugal
and the United States

AmCham Portugal is the largest bilateral business association between the two countries — private, independent and non-profit.

AmCham in numbers
75+
Years of history
300±
Member companies
40+
Events per year
3,000+
Participants per year
PTLisbon & Porto · all year round
Highlights
Agenda

Upcoming events

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Açores 2026
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Visita de Marco Rubio a Lisboa destaca o potencial da relação económica entre Portugal e os Estados Unidos
Relações TransatlânticasFeatured
October 9, 2026By AmCham Portugal1 min read

Visita de Marco Rubio a Lisboa destaca o potencial da relação económica entre Portugal e os Estados Unidos

O Secretário de Estado dos Estados Unidos, Marco Rubio, esteve em Lisboa no dia 8 de outubro, numa visita que destacou a importância estratégica da relação entre Portugal e os…

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One voice
AmCham is the voice that unites both sides of the Atlantic.
AmCham Portugal
Since 1951
Join us

Be part of the largest bilateral network between Portugal and the US

More than 300 companies rely on AmCham to reach decision-makers, partners and opportunities on both sides of the Atlantic.

Top-level networkingAccess to studies and papersKnowledge, exchange of ideas and shared experienceVisibility in AmCham's media channelsAdvocacy

How to join

The process is simple and our team is here to help.

  • Choose the membership category that fits your company
  • Fill in the membership application
  • Board approval and welcome to the network
Get started
What we do

Five ways we serve our members

Since 1951, AmCham Portugal has supported American companies in Portugal and Portuguese companies looking to grow their business in the United States, whatever their size or sector.

Represent

We advocate for our members' interests, taking their voice to decision-makers — from Lisbon to Brussels and Washington.

Meet the committees

Support

We support our members by responding to their business needs and making services easier to access, through AmCham's knowledge, network and resources.

See the benefits

Connect

We connect companies, people, ideas and opportunities. We create gatherings where relationships turn into opportunities and opportunities into business — from private lunches to our flagship annual conference, the Transatlantic Business Summit.

See the calendar

Inform

We anticipate trends, share knowledge and provide access to relevant information to help our members make better decisions.

Read our publications

Empower

We run training programs, workshops and initiatives on topics that matter to the business community, helping professionals and companies prepare for the future.

See our events
Portugal · United States
€14,636M
Bilateral trade in 2025
#2
Investor in Portugal — #1 outside Europe, €18bn
2.37M
American tourists in 2025 — #2
#1
Investor in Portuguese start-ups
Learn more
Contacts

Where to find us

Contacts page

Lisbon Head Office

Opening hours:
Monday - Friday from 9am to 5pm

ADDRESS:
R. De Dona Estefânia, nº. 155, 5º esq.
1000-154 Lisboa

  • +351 21 357 2561
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