What departments does IWR have?

IWR has employees across 2 departments including Operations, Program & Project Management.

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 6 countries including Russian Federation, Netherlands, Italy, Romania, United States Of America.

How has IWR's team size changed over time?

IWR's team has grown from approximately 42 to 46 employees based on available data.

Learn more at LeadIQ.com

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
47

United States Of America
47

Europe
4

Netherlands
2
Italy
1
Romania
1

Asia
1

Russian Federation
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
A. A. K.
Startup Engineer/Architect
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 Info

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
NetherlandsOverijssel
Jun 29, 2026
L. H.
Truck Driver
Mobile Phone
Email
Oct 22, 2024
W. R.
Mr
Mobile Phone
Email
NetherlandsUtrecht
Apr 22, 2024
A. A. K.
Startup Engineer/Architect
Mobile Phone
Email
RussiaMoscow Oblast
Jun 27, 2026

Frequently Asked Questions

What is IWR known for?

IWR was founded in 1895 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 . 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 68 employees as of July 2026. These team members are located across 4 continents, including North AmericaEuropeAsia.

Who are IWR's key employees and leadership?

As of July 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.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

IWR Employee Directory

Find IWR employees' phone numbers or email addresses

Name search is limited — try advanced search instead