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Company profilejaycashman.com ↗

Jay Cashman, Inc

Jay Cashman is a privately held, multidisciplinary construction and development company founded and owned by Jay M. Cashman.

Civil Engineering
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Headquarters
Quincy, Massachusetts, United StatesSource: RevenueBaseRetrieved October 13, 2026
Employee range
201 to 500Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
34 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Jay Cashman, Inc do?

The company’s portfolio spans heavy civil and marine construction, dredging, renewable energy, LNG and concrete tank design, port facilities and development, barge and equipment leasing, and mechanical construction. The company states that its activities include creating modern infrastructure, revitalizing ports and waterways, restoring and preserving the environment, and providing alternative energy sources.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Heavy civil and marine construction

The company identifies heavy civil and marine construction among its service industries.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

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BADGE PREVIEWJay Cashman, Inc listed #2 on Lagoon construction companies, September 16, 2026Open the published source list.
Jay Cashman, Inc

#2 Lagoon construction companies

Snapshot: September 16, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 14, 2026, September 15, 2026, September 16, 2026, September 18, 2026, September 19, 2026, September 21, 2026, October 7, 2026, October 8, 2026, October 9, 2026 and October 10, 2026. How the company lists are built.

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