What departments does Manson Construction Co. have?

Manson Construction Co. has employees across 7 departments including Finance, Engineering, Business Development, Human Resources, Program & Project Management.

What is the largest department at Manson Construction Co.?

The largest department at Manson Construction Co. is Engineering with 12 employees.

Where are Manson Construction Co. employees located globally?

Manson Construction Co. has employees across 5 continents and 7 countries including Nigeria, Singapore, Qatar, United Kingdom Of Great Britain And Northern Ireland, United States Of America.

How has Manson Construction Co.'s team size changed over time?

Manson Construction Co.'s team has decreased from approximately 695 to 381 employees based on available data.

Manson Construction Co. Employee Directory

ConstructionWashington, United States501-1000 Employees

Manson Construction Co. operates as a heavy civil marine contractor focusing on dredging and related waterfront infrastructure projects, delivering work across harbors, coastlines, and coastal facilities. The company emphasizes safety, timely delivery, and budget discipline, guided by an Incident and Injury-Free workplace that empowers employees to halt work if safety concerns arise. Its client base includes public-sector and other organizations responsible for coastal facilities, seeking reliable execution of marine construction tasks.

Founded in 1905 and headquartered in Seattle, the firm began as a family-owned Puget Sound pile-driving business and has evolved into a 100% employee-owned company with a multi-generational workforce. It maintains a fleet of 60 specialized vessels and more than 50 barges, and has permanent facilities in Northern and Southern California, Louisiana, and Florida. In recent years, Manson has earned industry recognition for safety and partnering achievements, and in 2025 appointed James (Jim) McNally as President and CEO.

Manson Construction Co. Global Highlights

North America
537

United States Of America
537

Oceania
3

Australia
2
New Zealand
1

Asia
2

Singapore
1
Qatar
1

Africa
1

Nigeria
1

Europe
1

United Kingdom Of Great Britain And Northern Ireland
1

Manson Construction Co.'s Leadership

C. S.
Chief Financial Officer
Mobile Phone
Email
D. D.
Chief Financial Officer
Mobile Phone
Email
P. P.
Chief Engineer
Mobile Phone
Email
D. S.
Chief Mate
Mobile Phone
Email
B. W.
Chief Engineer
Mobile Phone
Email
D. T.
Chief Engineer Unlimited Uscg
Mobile Phone
Email
S. P.
Chief Engineer
Mobile Phone
Email
G. E.
President
Mobile Phone
Email

Manson Construction Co. Employee Metrics

100%

50%

0%

2026

2025

Engineering
Program & Project Management
Administrative
Operations
Civil Engineering & Construction
Other
Human Resources
Accounting
Arts & Design
Healthcare Services

Contact profiles from Manson Construction Co.

Name

Title

Contact Info

Location

Last Update

C. S.
Chief Financial Officer
Mobile Phone
Email
United StatesNew Jersey
Sep 13, 2024
D. D.
Chief Financial Officer
Mobile Phone
Email
Dec 12, 2025
F. P.
Owner And Manager
Mobile Phone
Email
Oct 21, 2024
G. E.
President
Mobile Phone
Email
Oct 23, 2024
M. L.
Owner
Mobile Phone
Email
Oct 23, 2024
M. O.
Vice President
Mobile Phone
Email
United States
Dec 31, 2025
M. W.
Senior Vice President, Dredging Manager
Mobile Phone
Email
United StatesFlorida
Mar 30, 2026
P. P.
Chief Engineer
Mobile Phone
Email
United StatesPennsylvania
Oct 26, 2025
H. S.
Vice President
Mobile Phone
Email
United StatesFlorida
Mar 16, 2026
D. S.
Chief Mate
Mobile Phone
Email
United StatesMaine
May 05, 2026

Frequently Asked Questions

What is Manson Construction Co. known for?

Manson Construction Co. was founded in 1905 operates in the Construction industry. The company's main headquarters is located in 5209 East Marginal Way South Seattle, Washington 98134 United States; you can contact the main corporate office by phone at

+1-206-762-****

. Explore Manson Construction Co.'s company overview page for more information.

What is Manson Construction Co.'s most common email format?

Manson Construction Co. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Manson Construction Co. email formats with LeadIQ.

How many employees does Manson Construction Co. have currently?

Manson Construction Co. has approximately 629 employees as of June 2026. These team members are located across 5 continents, including North AmericaOceaniaAsia.

Who are Manson Construction Co.'s key employees and leadership?

As of June 2026, Manson Construction Co.'s key employees include:

Chief Financial Officer: C. S.
Chief Financial Officer: D. D.
Chief Engineer: P. P.
Chief Mate: D. S.
Chief Engineer: B. W.

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Manson Construction Co. Employee Directory

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