Insights

Growth potential Mid-sized civil engineering firm with 11-50 employees and revenue in the 1M-10M range, suggesting an opportunity to upsell larger structural projects, long-term retainers, or expanded services as clients scale.

Leadership leverage Founders bring over two decades of experience and a client-focused approach, indicating opportunities for collaborative projects, advisory services, and high-value design-build ventures with a emphasis on strong communication.

Engineering modernization Positioned as blending modern engineering practices with solid business sense, creating openings for advanced analysis, BIM implementation, and value-engineering engagements to improve project outcomes for clients.

Regional focus Based in Mequon, Wisconsin with a regional footprint could align with local public works, municipal infrastructure, and transportation projects, offering a gateway for regional RFPs and phased expansion.

Competitive positioning Small-to-mid-sized firm with a competitive cost-benefit profile relative to large firms suggests opportunities for preferred vendor agreements, teaming on larger bids, and targeted campaigns to stretch the client base.

J3 Engineering Group, LLC. Tech Stack

J3 Engineering Group, LLC. uses 1 technology products and services including Apache, and more. Explore J3 Engineering Group, LLC.'s tech stack below.

  • Apache
    Web Servers

J3 Engineering Group, LLC.'s Email Address Formats

J3 Engineering Group, LLC. uses at least 1 format(s):
J3 Engineering Group, LLC. Email FormatsExamplePercentage
First.Last@j3engineers.comJohn.Doe@j3engineers.com
100%

Frequently Asked Questions

What is J3 Engineering Group, LLC.'s phone number?

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You can contact J3 Engineering Group, LLC.'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 J3 Engineering Group, LLC.'s official website and social media links?

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J3 Engineering Group, LLC.'s official website is j3engineers.com and has social profiles on LinkedIn.

How much revenue does J3 Engineering Group, LLC. generate?

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As of July 2026, J3 Engineering Group, LLC.'s annual revenue is estimated to be $1M - $10M.

What is J3 Engineering Group, LLC.'s SIC code NAICS code?

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J3 Engineering Group, LLC.'s SIC code is 8711 - Engineering Services NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does J3 Engineering Group, LLC. have currently?

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As of July 2026, J3 Engineering Group, LLC. has approximately 11 employees across 2 continents, including North AmericaEurope. Key team members include Project Engineer: E. S.. Explore J3 Engineering Group, LLC.'s employee directory with LeadIQ.

What industry does J3 Engineering Group, LLC. belong to?

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J3 Engineering Group, LLC. operates in the Civil Engineering industry.

What technology does J3 Engineering Group, LLC. use?

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J3 Engineering Group, LLC.'s tech stack includes Apache.

What is J3 Engineering Group, LLC.'s email format?

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J3 Engineering Group, LLC.'s email format typically follows the pattern of First.Last@j3engineers.com. Find more J3 Engineering Group, LLC. email formats with LeadIQ.
J3 Engineering Group, LLC. logo

J3 Engineering Group, LLC.

Civil EngineeringWisconsin, United States11-50 Employees

J3 Engineering Group, LLC is a civil engineering firm based in Mequon, Wisconsin, founded by partners Justin Fisk and James Gerloff who bring more than twenty years of experience to the practice. The firm emphasizes structural engineering with a focus on applying modern engineering methods alongside sound business practices to deliver value for clients. Its work centers on design, engineering, and clear communication to build durable structures and foster strong client relationships. Serving clients in the civil and structural sectors, the company aims to address project challenges through straightforward collaboration and technically grounded solutions. The organization operates in a professional services niche within the engineering industry, positioning itself as a small to mid-size firm that prioritizes direct engagement and practical outcomes for each project.

Section iconCompany Overview

Phone number
SIC Code
8711 - Engineering Services
NAICS Code
237 - Heavy and Civil Engineering Construction
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    J3 Engineering Group, LLC.'s revenue is estimated to be in the range of $1M - $10M

Section iconFunding & Financials

  • $1M - $10M

    J3 Engineering Group, LLC.'s revenue is estimated to be in the range of $1M - $10M

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