What departments does IWR have?

IWR has employees across 3 departments including Operations, Program & Project Management, Education.

What is the largest department at IWR?

The largest department at IWR is Operations with 1 employees.

Where are IWR employees located globally?

IWR has employees across 4 continents and 8 countries including Russian Federation, Viet Nam, Netherlands, Switzerland, Italy.

How has IWR's team size changed over time?

IWR's team has grown from approximately 42 to 49 employees based on available data.

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IWR Employee Directory

ConstructionMissouri, United States51-200 Employees

IWR is a construction company headquartered in St. Louis, Missouri, at 1054 Central Industrial Drive. It specializes in building enclosures and protective building envelopes, with a focus on durability and long-term performance. The company traces its history to 1895, reflecting a 130-year legacy in construction. It employs between 51 and 200 people, placing it in the mid-size range for its industry. IWR maintains a corporate website at iwr1895.com.

IWR Global Highlights

North America
55

United States Of America
55

Europe
5

Netherlands
2
Switzerland
1
Italy
1
Romania
1

Asia
2

Russian Federation
1
Viet Nam
1

Oceania
1

Australia
1

IWR's Leadership

J. S.
Vice President Operations
Mobile Phone
Email
D. H.
Senior Project Manager
Mobile Phone
Email
G. A.
Journeyman Glazier
Mobile Phone
Email
J. D.
Financieel-Administratief Assistent
Mobile Phone
Email
L. H.
Truck Driver
Mobile Phone
Email
W. R.
Mr
Mobile Phone
Email
B. B.
Studentische Hilfskraft
Mobile Phone
Email
M. M.
Scheduler
Mobile Phone
Email

IWR Employee Metrics

100%

50%

2026

2025

Program & Project Management
Accounting
Administrative
Business Development
Civil Engineering & Construction
Other
Engineering
Sales
Business
Manufacturing
Arts & Design

Contact profiles from IWR

Name

Title

Contact

Location

Last Update

J. S.
Vice President Operations
Mobile Phone
Email
Jun 26, 2026
D. H.
Senior Project Manager
Mobile Phone
Email
Jun 24, 2026
G. A.
Journeyman Glazier
Mobile Phone
Email
Nov 11, 2025
J. D.
Financieel-Administratief Assistent
Mobile Phone
Email
Netherlands, Overijssel
Jun 29, 2026
L. H.
Truck Driver
Mobile Phone
Email
Oct 22, 2024
W. R.
Mr
Mobile Phone
Email
Netherlands, Utrecht
Apr 22, 2024
B. B.
Studentische Hilfskraft
Mobile Phone
Email
Switzerland, Zurich
Aug 07, 2026
M. M.
Scheduler
Mobile Phone
Email
Aug 06, 2026
A. A. K.
Startup Engineer/Architect
Mobile Phone
Email
Russia, Moscow Oblast
Jun 27, 2026

Frequently Asked Questions

What is IWR known for?

IWR was founded in 1895 and operates in the Construction industry. Explore IWR's company overview page for more information.

What is IWR's most common email format?

IWR employees' email format typically follows the pattern of FLast@iwrna.com. Trying to find reliable and up-to-date employee contact data? Find more IWR email formats with LeadIQ.

How many employees does IWR have currently?

IWR has approximately 71 employees as of August 2026. These team members are located across 4 continents, including North America, Europe and Asia.

Who are IWR's key employees and leadership?

As of August 2026, IWR's key employees include:

Vice President Operations: J. S.
Senior Project Manager: D. H.
Journeyman Glazier: G. A.
Financieel-Administratief Assistent: J. D.
Truck Driver: L. H.

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IWR Employee Directory

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