What departments does Seneca Companies, Inc have?

Seneca Companies, Inc has employees across 14 departments including Finance, Operations, Entrepreneurship, Program & Project Management, Banking.

What is the largest department at Seneca Companies, Inc?

The largest department at Seneca Companies, Inc is Operations with 4 employees.

Where are Seneca Companies, Inc employees located globally?

Seneca Companies, Inc has employees across 2 continents and 2 countries including United States Of America, Peru.

How has Seneca Companies, Inc's team size changed over time?

Seneca Companies, Inc's team has decreased from approximately 200 to 188 employees based on available data.

Seneca Companies, Inc Employee Directory

ConstructionIowa, United States201-500 Employees

Seneca Companies, Inc is a mid-sized construction firm based in Des Moines, Iowa, with more than five decades of industry experience. It operates as a full-service provider of petroleum storage and dispensing systems, environmental consulting, process systems and controls, waste removal, electrical contracting, and industrial coating. The company coordinates work from planning through execution while continuously monitoring regulatory requirements to ensure compliance and productivity.

Its client base includes operators requiring fueling infrastructure, environmental compliance services, and general contracting across industrial and automotive sectors. In 2022, the Denver branch appointed Mike Worthington as branch manager.

Seneca Companies, Inc Global Highlights

North America
265

United States Of America
265

South America
1

Peru
1

Seneca Companies, Inc's Leadership

J. H.
Chief Executive Officer
Mobile Phone
Email
C. S.
Chief Financial Officer
Mobile Phone
Email
C. R.
President And Chief Operations Officer
Mobile Phone
Email
K. D.
President
Mobile Phone
Email
M. S.
Director Of Project Management
Mobile Phone
Email
B. L.
Branch Manager
Mobile Phone
Email
Z. C.
Project Manager
Mobile Phone
Email
D. O.
Project Manager
Mobile Phone
Email

Seneca Companies, Inc Employee Metrics

100%

50%

0%

2026

2025

Program & Project Management
Administrative
Business Development
Accounting
Sales
Other

Contact profiles from Seneca Companies, Inc

Name

Title

Contact Info

Location

Last Update

C. S.
Chief Financial Officer
Mobile Phone
Email
May 21, 2024
C. R.
President And Chief Operations Officer
Mobile Phone
Email
Jul 28, 2026
J. H.
Chief Executive Officer
Mobile Phone
Email
Oct 23, 2024
K. D.
President
Mobile Phone
Email
Oct 22, 2024
M. S.
Director Of Project Management
Mobile Phone
Email
Jul 28, 2026
B. L.
Branch Manager
Mobile Phone
Email
Apr 22, 2026
Z. C.
Project Manager
Mobile Phone
Email
Jun 29, 2026
D. O.
Project Manager
Mobile Phone
Email
May 30, 2026
S. B.
Compliance Manager
Mobile Phone
Email
May 30, 2026
R. C.
Fleet Manager
Mobile Phone
Email
Jun 25, 2026

Frequently Asked Questions

What is Seneca Companies, Inc known for?

Seneca Companies, Inc was founded in 1972 operates in the Construction industry; you can contact the main corporate office by phone at

+1-800-369-****

. Explore Seneca Companies, Inc's company overview page for more information.

What is Seneca Companies, Inc's most common email format?

Seneca Companies, Inc employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Seneca Companies, Inc email formats with LeadIQ.

How many employees does Seneca Companies, Inc have currently?

Seneca Companies, Inc has approximately 260 employees as of July 2026. These team members are located across 2 continents, including North AmericaSouth America.

Who are Seneca Companies, Inc's key employees and leadership?

As of July 2026, Seneca Companies, Inc's key employees include:

Chief Executive Officer: J. H.
Chief Financial Officer: C. S.
President And Chief Operations Officer: C. R.
President: K. D.
Director Of Project Management: M. S.

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Seneca Companies, Inc Employee Directory

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