What departments does Seneca Companies, Inc have?

Seneca Companies, Inc has employees across 11 departments including Finance, Operations, Program & Project Management, Banking, Information Technology.

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 184 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
R. C.
Fleet 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

Location

Last Update

M. S.
Technician
Mobile Phone
Email
Apr 24, 2025
M. H.
Human Resources Generalist
Mobile Phone
Email
Oct 17, 2024
T. E.
Tech
Mobile Phone
Email
Oct 22, 2024
T. M.
Field Technician
Mobile Phone
Email
Oct 16, 2024
W. S.
Laborer
Mobile Phone
Email
Oct 23, 2024
C. M.
Mobile Phone
Email
Oct 24, 2024
J. F.
Mobile Phone
Email
Oct 23, 2024
K. V.
Mobile Phone
Email
Apr 25, 2025
S. F.
Mobile Phone
Email
Oct 22, 2024
T. M.
Mobile Phone
Email
Oct 23, 2024

Frequently Asked Questions

What is Seneca Companies, Inc known for?

Seneca Companies, Inc was founded in 1972 and operates in the Construction industry. You can contact Seneca Companies, Inc's 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 FLast@senecaco.com. 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 257 employees as of August 2026. These team members are located across 2 continents, including North America and South America.

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

As of August 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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