Introduction
In November 2026, there are some of the most prominent business audiences on the international trade-show schedule. Whether in the automotive and clean energy sectors or in travel, construction, healthcare, technology, and professional services, these events offer concentrated opportunities to meet buyers, executives, suppliers, technology leaders, and industry decision-makers.
The guide looks at major events aimed at business in the United States and the United Kingdom. When figures on attendance are given, they are based on the most recent published benchmark or on the figure provided by the organizer, since it is not yet possible to provide the total for 2026.
November 2026 B2B Expo Calendar at a Glance
| # | Expo | 2026 Dates | Attendees | Exhibitors |
|---|---|---|---|---|
| 1 | SEMA Show | Nov 3–6 | 161,000+* | 2,400+* |
| 2 | AAPEX | Nov 3–5 | 45,000+* | 2,500+* |
| 3 | WTM London | Nov 3–5 | 46,000+ | 4,000+ |
| 4 | RE+ | Nov 16–19 | 37,000* | 1,350* |
| 5 | IAAPA Expo | Nov 16–20 | 30,000+* | 1,100+ |
| 6 | The Business Show London | Nov 11–12 | 25,000 | 500+ |
| 7 | London Build | Nov 25–26 | 25,000+ | 650+ |
| 8 | GNYDM | Nov 27–Dec 1 | 32,012* | 450+* |
| 9 | RSNA | Nov 29–Dec 3 | 24,000+ | 700+ |
| 10 | AWS re:Invent | Nov 30–Dec 4 | 60,000+* | 450+* |
1. SEMA Show 2026: The Automotive Aftermarket’s Biggest Business Gathering
November 3–6, 2026
Las Vegas Convention Centre, Las Vegas, Nevada
Las Vegas Convention Centre, Las Vegas, Nevada
The SEMA Show is one of the largest events in the automotive speciality-equipment industry. In 2026, it will take place from November 3 to 6 at the Las Vegas Convention Centre.
SEMA describes the event as a trade-only show that connects automotive speciality-equipment manufacturers with industry buyers. Officially, the show attracts more than 161,000 people, with 2,400 companies exhibiting and 71,000 buyer companies attending.
What SEMA Covers
The show covers a wide range of areas in the automotive aftermarket:
- Speciality equipment
- Performance products
- Vehicle accessories
- Customization
- Automotive technology
- Powersports
- Tools and equipment
- New vehicle innovations
Why SEMA Matters for B2B Companies
SEMA is unique because it brings together a large number of buyers. Manufacturers can meet with distributors, retailers, and speciality equipment businesses. Technology providers also have the opportunity to connect with companies seeking new solutions.
If you want to find new business opportunities, focus on connecting with buyers, distributors, retailers, manufacturers, and key decision-makers in the automotive industry.
2. AAPEX 2026: The business-oriented aftermarket marketplace
Show Details
November 3–5, 2026
The Venetian Expo, Las Vegas
The Venetian Expo, Las Vegas
AAPEX takes place at the same time as SEMA, which causes Las Vegas to become the main centre for the global automotive aftermarket industry in early November.
The official AAPEX website states that there are now 45,000 attendees, more than 2,500 manufacturers and suppliers, and over 1,400 product categories.
Core Product Areas
AAPEX covers:
- Automotive parts
- Repair equipment
- Diagnostics
- Tools
- Service technology
- Workshop equipment
- Automotive maintenance
- Distribution and aftermarket solutions
Who Is There?
AAPEX is particularly useful for businesses targeting:
Automotive buyers
Distributors
Manufacturers
Repair businesses
Service professionals
Aftermarket executives
The program’s focus on business makes it an excellent opportunity for companies to find customers, distributors, and channel partners.
3. WTM London 2026: The Global Travel Industry Comes Together
November 3–5, 2026
ExCeL London, UK
ExCeL London, UK
WTM London stands out as one of the most important B2B travel and tourism events in the world. In 2026, it will be held at ExCeL London from November 3 to 5.
According to the official event page, there will be over 46,000 attendees, more than 4,000 exhibitors from around the world, and 5,500 top buyers, all representing over 180 countries.
In 2025, the event welcomed 46,500 attendees and 5,500 buyers, with over 40,000 confirmed business meetings. These numbers show just how large and commercially significant the event is.
Key Travel Markets
WTM brings together businesses from:
- Hotels and hospitality
- Tourism boards
- Airlines and transport
- Tour operators
- Destination management
- Travel technology
- Attractions
- Travel services
Why WTM Is Different
WTM is more than just a place to learn about new destinations. The event focuses on commercial meetings, sourcing, building partnerships, and business development.
The latest edition of WTM London led to over £2.2 billion in business deals, setting a new record for the event.
Travel companies can identify buyers and decision-makers before the event, which helps them move from general networking to more focused, targeted meetings.
4. RE+ 2026: North America’s Clean-Energy Business Hub
2026 Event Facts
November 16–19, 2026
Las Vegas Convention Center, Las Vegas
Las Vegas Convention Center, Las Vegas
RE+ ranks among the largest clean-energy business events in North America. In 2026, it will be held from November 16 to 19 at the Las Vegas Convention Center.
According to the organizer’s latest report, RE+ 25 drew 37,000 attendees and 1,350 exhibitors. The same source confirms the 2026 dates and Las Vegas location.
The Energy Ecosystem
RE+ connects companies working across:
- Solar
- Battery storage
- Wind
- Hydrogen
- EV infrastructure
- Grid-edge technology
- Microgrids
- Electrification
Who Should Target RE+?
The event is particularly relevant for:
- Energy developers
- Utilities
- Installers
- Manufacturers
- Technology providers
- Project companies
- Storage businesses
- Clean-energy investors
To generate leads, businesses can run separate campaigns for buyers and partners, using different messages for each group.
5. IAAPA Expo 2026: The place where the global attractions industry carries out its business
Convention Details
Education: November 16–19, 2026
Show Floor: November 17–20, 2026
Orange County Convention Centre, Orlando, Florida
Show Floor: November 17–20, 2026
Orange County Convention Centre, Orlando, Florida
IAAPA Expo is a major international trade event in the field of attractions.
The information provided by IAAPA about the 2026 event states that it is the biggest international trade show in the world for the global attractions industry, featuring more than 1,100 exhibitors and over 30,000 participants.
Main Business Categories
The event brings together:
- Theme parks
- Amusement parks
- Water parks
- Family entertainment centers
- Zoos and aquariums
- Museums
- Attractions technology
- Rides and equipment
- Food and beverage
- Guest-experience solutions
The B2B Opportunity
IAAPA is particularly useful for companies that sell directly to the attractions industry.
Possible targets are operators, owners, developers, procurement teams, and suppliers.
Rather than going up to each person at the event, sales teams can design their campaigns to target the specific type of attraction or business they wish to reach.
6. Business Show London 2026: Attracting an increasing number of companies
Event Details
November 11–12, 2026
ExCeL London, UK
ExCeL London, UK
The Business Show London focuses on entrepreneurs, small and medium-sized businesses, startups, and companies aiming to grow.
The official information for the 2026 event states that it will host 25,000 visitors, 500 exhibitors, and 200 speakers, and that the topics to be covered will include AI, technology, HR, finance, marketing, insurance, and operations.
Who attends the show?
The audience includes:
- Business owners
- Founders
- Entrepreneurs
- Startup teams
- Senior professionals
- Technology buyers
- Service providers
Why It Works for B2B Outreach
The event’s openness to a wide range of business professionals makes it suitable for companies that sell products or services to other businesses rather than to individual consumers.
The event can be used by companies in SaaS, marketing, finance, HR, consulting, AI, and other professional services to identify businesses that match their ideal customer profiles.
7. London Build 2026: A comprehensive look at the UK construction market all in one place
Event Overview
November 25–26, 2026
ExCeL London, UK
ExCeL London, UK
In 2026, London Build will take place on a larger scale at ExCeL London and will be held at the same time as elementalLONDON.
The organisers anticipate more than 25,000 attendees, over 650 exhibitors, and more than 900 speakers across the 17 CPD stages.
The Full Built-Environment Supply Chain
The event covers:
- Construction
- Architecture
- Engineering
- Real estate
- Building services
- Digital construction
- Sustainability
- Fire safety
- HVAC
A Strong Buyer Environment
London Build includes a ‘Meet the Buyers’ section, an Architect’s Hub, a Government Hub, and opportunities for networking between professionals across the construction supply chain.
The event is particularly important for businesses that provide construction materials, technology, software, equipment, professional services, and building solutions.
8. The 2026 Greater New York Dental Meeting: A concentrated audience of professional dentists
Event Overview
Dates: November 27–December 1, 2026
Location: Jacob K. Javits Convention Centre in New York
Attendees: 12,000+
Exhibitors: 2100+
What Businesses Showcase
The event is relevant to companies working in:
- Dental equipment
- Imaging
- Dental materials
- Implants
- Orthodontics
- Laboratory technology
- Practice management
- Digital dentistry
A Strong Fit for Energy Technology Companies
The audience in question is highly specialised; rather than targeting the general healthcare market, dental companies should focus on dentists, practice owners, laboratories, distributors, and dental technology professionals.
Attendee campaigns → potential customers
Exhibitor campaigns → suppliers, distributors, and partnerships.
9. At RSNA in 2026, medical imaging comes together with AI and healthcare technology.
Event Overview
Dates: November 29–December 3, 2026
Location: McCormick Place, Chicago, Illinois
Attendees: 24,000+
Exhibitors: 700+
Technology at the Center
The technical exhibition focuses on:
- Medical imaging
- Artificial intelligence
- Healthcare IT
- Diagnostics
- Imaging equipment
- Clinical software
- Radiology workflows
Who Should Target RSNA?
The strongest B2B audiences include:
- Radiologists
- Medical imaging professionals
- Hospital administrators
- Technology leaders
- Medical-device companies
- Healthcare software providers
For AI and healthcare technology companies, RSNA provides a specialized professional audience rather than a general healthcare audience.
10. AWS re: Invent in 2026: Cloud, AI and enterprise technology in Las Vegas
Event Overview
Dates:November 30–December 4, 2026
Location: Las Vegas, Nevada
Attendees: 60,000+
Exhibitors: 2200+
The Technology Landscape
re:Invent covers:
- Artificial intelligence
- Cloud infrastructure
- Cybersecurity
- Data
- Application development
- Cloud migration
- Developer tools
- Enterprise architecture
Who Attends?
AWS says re: Invent is designed for technical practitioners, security professionals and business decision-makers across industries.
That makes it particularly valuable for:
Cloud companies
SaaS providers
Cybersecurity businesses
AI companies
Consulting firms
Enterprise technology vendors
For B2B prospecting, technology and job-function segmentation is much more useful than simply targeting every re: Invent attendee.
In November 2026, which Expo will correspond with your sales goal?
It isn’t necessarily the best idea to choose the largest event; instead, consider where your ideal customers are currently gathering.
| Automotive products & aftermarket | SEMA / AAPEX |
| Travel & hospitality | WTM London |
| Clean-energy solutions | RE+ |
| Attractions technology | IAAPA Expo |
| Construction & building products | London Build |
| SME services & SaaS | The Business Show London |
| Dental products & technology | GNYDM |
| Medical imaging & healthcare AI | RSNA |
| Cloud & enterprise technology | AWS re:Invent |
How ExpoLeads Supports Event-Based Prospecting
ExpoLeads helps businesses build more focused B2B prospecting campaigns around trade shows and industry events.
Instead of approaching an entire market with one generic campaign, businesses can narrow their audience around:
Event + Industry + Country + Job Title + Seniority + Company Type
This can be particularly useful around major November events such as SEMA, AAPEX, WTM London, RE+, London Build and AWS re:Invent.
Common Use Cases
Customer Acquisition
Find potential buyers and decision-makers.
Business Development
Identify exhibitors, suppliers and potential partners.
Market Expansion
Build targeted prospect segments in specific regions.
Technology Sales
Reach IT, engineering, procurement and technology leaders.
The objective is straightforward: turn event participation into targeted B2B conversations.
Exhibitors: A Business-Development Audience
Exhibitors are important when your goal is to build business relationships.
Potential targets include:
- Manufacturers
- Suppliers
- Distributors
- Technology companies
- Consultants
- Engineering firms
- Service providers
- Potential partners
A Simple Framework
Attendees → Customer AcquisitionExhibitors → Partnerships & Business Development
Get Started With Your Target Audience
Other B2B Event Data Providers to Consider
Businesses planning outreach around major November 2026 expos can compare different event-data providers based on event coverage, audience type, contact fields, segmentation, freshness and delivery format.
- ExpoLake — Provides event-specific attendee and exhibitor contact databases, with segmentation by job title, industry, seniority and geography.
- ExpoAttendeeList — Focuses on attendee and exhibitor databases for trade shows and professional events, with custom segmentation by event, industry, role, company type and location.
Final Thoughts
November 2026 brings together an impressive range of professional events across the USA and UK. From the automotive concentration of SEMA and AAPEX to the global travel audience at WTM London, clean-energy opportunities at RE+, construction connections at London Build, and technology communities at AWS re:Invent, each event offers a different route to B2B growth.
The biggest opportunity isn’t simply choosing an event with thousands of attendees. It is identifying the right audience inside that event.
Start with the market you want to enter.
Choose the event where those businesses gather.
Separate attendees from exhibitors.
Build targeted outreach before the show.
And follow up while the event is still fresh.
That turns a trade-show calendar into a repeatable B2B lead-generation strategy.
FAQ's
What will the major B2B exhibitions be in November 2026?
The major events are SEMA, AAPEX, WTM London, RE+, IAAPA Expo, The Business Show London, London Build, GNYDM, RSNA, and AWS re: Invent.
Which November exhibition is most suitable for motor companies?
SEMA and AAPEX are the best options, since both draw a large professional audience from the automotive aftermarket ecosystem.
Which of the November expos is the best one for construction?
London Build 2026 is a strong option, with organizers anticipating more than 25,000 attendees and over 650 exhibitors.
Is re: Invent a business-to-business event?
Correct. AWS states that re: Invent is an event aimed at technical practitioners, security professionals, and business decision-makers. The 2026 event will have more than 2,200 sessions and more than 420 sponsors/booths.