8–14 Oct 2026 · Oklahoma City, US

ASPE CONVENTION & EXPO

The 2026 ASPE Convention & Expo is a week-long professional event for plumbing system design professionals held in Oklahoma City, OK from 2026-10-08 to 2026-10-14, with an expo component on October 12–13. It combines professional development sessions (technical education and CEUs) with the largest plumbing product trade show in the nation, bringing together engineers, designers, manufacturers, master plumbers, code officials, contractors and students.

Last updated October 4, 2026

Dates: 8–14 Oct 2026
Venue: Oklahoma City Convention Center
Location: Oklahoma City, US
Frequency: Annual
Audience: Mixed
Duration: 7 days
Scale: Regional
Exhibitors: 281Fact

Construction & Building

Event website

Compiled from public sources and periodically reviewed and updated. This information is provided for general guidance only and may be incomplete or out of date — please verify all details directly with the organizer or venue before relying on them.

About ASPE CONVENTION & EXPO

ASPE CONVENTION & EXPO is a regional trade show for the Construction & Building industry, held in Oklahoma City, United States. The 2026 edition runs 8–14 Oct 2026 at Oklahoma City Convention Center. It brings together an estimated 281 exhibitors. Event Scout has indexed 280 exhibiting companies for the event so far.

Known editions

2026Upcoming8–14 Oct 2026

Venue

Oklahoma City Convention Center

73102 Oklahoma City, Oklahoma, US

Who exhibits at ASPE CONVENTION & EXPO

We've captured 280 exhibitors for ASPE CONVENTION & EXPO (roster as of 2026). They span 14 countries, 30% of them based outside the United States.

Where exhibitors are based

Exhibitors' head-office countries, most-represented first.

United States71%·67
Germany7%·7
Canada3%·3
United Kingdom3%·3
Japan3%·3

Based on 95 exhibitors with a known head-office country.

What exhibitors do

The industries the exhibitor base works in, by share of the roster.

Machinery Manufacturing47%·30
Services22%·14
Energy Electronics14%·9
Construction13%·8
Chemicals Materials9%·6

Based on 64 exhibitors with an industry label — a company can carry several, so shares can total over 100%.

Exclusivity

61%Class Cof exhibitors exhibit nowhere else we track

Strongly exclusive — most exhibitors skip the other events we track, giving this show a distinct roster.

Cross-referenced against 280 exhibitors in our event graph.

International reach

30%Class Eof exhibitors are based abroad

Mostly national — largely a home-country field with some international presence.

Exhibitor calibre

Publicly listed7%·2

listed companies

Large enterprises33%·9

1,000+ employees

Of 27 exhibitors whose company size we know.

ASPE CONVENTION & EXPO 2026 exhibitor list

The ASPE CONVENTION & EXPO exhibitor list currently counts 280+ indexed companies. They span industries including construction, construction,services and machinery-manufacturing. The preview below shows a sample of the indexed roster; the full list is available through Event Scout.

Company

Industry

Location

SSchluter
construction
Send us an email, US
IICC Evaluation Service, LLC (ICC-ES)
constructionservices
ICC Evaluation Service, US
GGrundfos
machinery-manufacturing
Bjerringbro, DE
MMITSUBISHI ELECTRIC Global Website
industrial-automationmachinery-manufacturing+2
Nagoya, JP
AArkema
chemicals-materialsmachinery-manufacturing
Arkem, FR

Victaulic
Viega
ASC Engineered Solutions
Omega Flex, Inc.
kohler
Polywater
Noble Company
CSA Group
American Standard
Georg Fischer Ltd
Bradford White Water Heaters
Vodaland
Trusted parts of everyday life
Shinmaywa
HVAC fluid
iWallet
Borusan Pipe
A.O. Smith
Neoperl GmbH
Eric'sons Manufacturing

+ 255 more exhibitors

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Frequently asked questions

When is ASPE CONVENTION & EXPO 2026?

ASPE CONVENTION & EXPO 2026 runs 8–14 Oct 2026 at Oklahoma City Convention Center.

Where is ASPE CONVENTION & EXPO held?

ASPE CONVENTION & EXPO is held at Oklahoma City Convention Center in Oklahoma City, United States.

How many exhibitors does ASPE CONVENTION & EXPO have?

ASPE CONVENTION & EXPO counts an estimated 281 exhibitors. Event Scout has indexed 280 exhibiting companies so far.

Who exhibits at ASPE CONVENTION & EXPO?

Indexed exhibitors include Schluter, ICC Evaluation Service, LLC (ICC-ES), Grundfos and MITSUBISHI ELECTRIC Global Website. The event spans the Construction & Building sector.

Is ASPE CONVENTION & EXPO worth attending?

ASPE CONVENTION & EXPO is a regional trade show for the Construction & Building industry, so it is most relevant to exhibitors and buyers in that industry. It brings together an estimated 281 exhibitors. Whether it is worth attending depends on your objectives, but its scale and sector focus are a useful guide.

How do I get the ASPE CONVENTION & EXPO exhibitor list?

Event Scout has indexed 280 companies exhibiting at ASPE CONVENTION & EXPO so far. A sample is shown in the exhibitor-list section on this page, and the full roster is available through Event Scout.

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