Insights

Niche Marine Target The Castle Group as a specialized marine engineering and construction firm that offers end-to-end services from design through installation, presenting procurement and contracting opportunities in coastal infrastructure, docks, and private/public marine projects.

Integrated Solutions Position cross-selling opportunities around their three-in-one structure (engineering, construction, design/build bridges) to utilities, state/local governments, and private owners seeking single-point accountability and streamlined project delivery.

Small Firm Agility Leverage their small team size (2-10 employees) as an advantage for fast quotes, nimble project execution, and personalized client service, while pitching scalable partnerships for larger projects through strategic subcontracting or consortiums.

Track Record Emphasize their 25-year track record and award-winning rehabilitation work (e.g., Pier 68) to build credibility for mid-market public sector projects and private sector infrastructure upgrades requiring proven performance.

Growth Potential Explore revenue expansion through additional marine repairs, prefabricated bridge sales and design-build contracts, and new geographic markets, given their diverse tech stack and capabilities in engineering, construction, and prefabrication.

Similar companies to The Castle Group Marine Engineering & Construction

The Castle Group Marine Engineering & Construction Tech Stack

The Castle Group Marine Engineering & Construction uses 8 technology products and services including Open Graph, WordPress, Shopify, and more. Explore The Castle Group Marine Engineering & Construction's tech stack below.

  • Open Graph
    Content Management System
  • Content Management System
  • E-commerce
  • Google Fonts API
    Font Scripts
  • NextGEN Gallery
    Photo Galleries
  • Yoast SEO
    Search Engines
  • GoDaddy
    Web Hosting

The Castle Group Marine Engineering & Construction's Email Address Formats

The Castle Group Marine Engineering & Construction uses at least 1 email format:
The Castle Group Marine Engineering & Construction Email FormatsExamplePercentage
FLast@wjcastlegroup.comJDoe@wjcastlegroup.com
100%

Frequently Asked Questions

What is The Castle Group Marine Engineering & Construction's phone number?

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You can contact The Castle Group Marine Engineering & Construction's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is The Castle Group Marine Engineering & Construction's official website and social media links?

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The Castle Group Marine Engineering & Construction's official website is wjcastlegroup.com and has social profiles on LinkedIn.

How much revenue does The Castle Group Marine Engineering & Construction generate?

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As of September 2026, The Castle Group Marine Engineering & Construction's annual revenue is estimated to be $1M - $10M.

What is The Castle Group Marine Engineering & Construction's SIC code and NAICS code?

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The Castle Group Marine Engineering & Construction's SIC code is 8711 - Engineering Services and NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does The Castle Group Marine Engineering & Construction have currently?

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As of September 2026, The Castle Group Marine Engineering & Construction has approximately 6 employees across 2 continents, including North America and Europe. Key team members include Owner: W. W., Project Superintendent: M. K. and Programmer: M. P. Explore The Castle Group Marine Engineering & Construction's employee directory with LeadIQ.

What industry does The Castle Group Marine Engineering & Construction belong to?

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The Castle Group Marine Engineering & Construction operates in the Civil Engineering industry.

What technology does The Castle Group Marine Engineering & Construction use?

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The Castle Group Marine Engineering & Construction's tech stack includes Open Graph, WordPress, Shopify, Microsoft 365, Google Fonts API, NextGEN Gallery, Yoast SEO and GoDaddy.

What is The Castle Group Marine Engineering & Construction's email format?

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The Castle Group Marine Engineering & Construction's email format typically follows the pattern of FLast@wjcastlegroup.com. Find more The Castle Group Marine Engineering & Construction email formats with LeadIQ.

When was The Castle Group Marine Engineering & Construction founded?

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The Castle Group Marine Engineering & Construction was founded in 1983.
The Castle Group Marine Engineering & Construction logo

The Castle Group Marine Engineering & Construction

Civil EngineeringNew Jersey, United States2-10 Employees

The Castle Group Marine Engineering & Construction is a civil engineering firm based in Hainesport, New Jersey, that integrates marine engineering, construction, and design-build services through its three affiliated entities. It provides structural and marine engineering, marine construction, and prefabricated bridge design/build capabilities, enabling clients to analyze deteriorating structures, design repairs, and carry out the work in-house. The company serves utilities, private companies, and government entities at state and local levels, offering end-to-end project management from initial diagnosis and permitting to installation. With a history spanning more than two decades, The Castle Group emphasizes single-point contact and practical solutions tailored to the realities of marine environments. Recent developments include internal Talent recognition and a project award in the small project category, reflecting ongoing activity in its specialized marine renovation work.

Section iconCompany Overview

Phone number
SIC Code
8711 - Engineering Services
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
1983
Employees
2-10

Section iconFunding & Financials

  • $1M - $10M

    The Castle Group Marine Engineering & Construction's revenue is estimated to be in the range of $1M - $10M

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