Insights

Targeted markets Radtke Contractors operates in marine, bridge, and heavy civil construction for commercial, municipal, and residential projects, indicating growth opportunities in public works, coastal infrastructure upgrades, and waterfront development projects.

Regional scale With a lean team and revenue in the 10–25 million range, there is potential to engage as a trusted partner for larger contractors or municipal clients seeking capable subcontractors for specialized marine and bridge work on mid-size projects.

Technology leverage Adoption of diverse tech stack (cloud platforms, CRM and analytics tools) suggests capacity to integrate with enterprise clients' digital workflows, enabling smoother bid management, progress tracking, and data-driven project delivery.

Portfolio fit Experience across waterfronts and complex bridgework aligns with ongoing infrastructure funds and public-sector modernization initiatives, presenting opportunities for prequalification on multi-year programs.

Growth signals Solid tenure since 1965 and a history of precision and reliability position the company as a dependable partner for DB-based procurement processes, with potential to pursue larger contracts or joint ventures with bigger builders.

Similar companies to Radtke Contractors, Inc.

Radtke Contractors, Inc. Tech Stack

Radtke Contractors, Inc. uses 8 technology products and services including AudioEye, Microsoft Advertising, iCIMS, and more. Explore Radtke Contractors, Inc.'s tech stack below.

Radtke Contractors, Inc.'s Email Address Formats

Radtke Contractors, Inc. uses at least 2 email formats:
Radtke Contractors, Inc. Email FormatsExamplePercentage
FLast@radtkecontractors.comJDoe@radtkecontractors.com
95%
FMiddleLast@radtkecontractors.comJMichaelDoe@radtkecontractors.com
5%

Frequently Asked Questions

What is Radtke Contractors, Inc.'s phone number?

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You can contact Radtke Contractors, Inc.'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 Radtke Contractors, Inc.'s official website and social media links?

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Radtke Contractors, Inc.'s official website is radtkecontractors.com and has social profiles on LinkedIn.

How much revenue does Radtke Contractors, Inc. generate?

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As of August 2026, Radtke Contractors, Inc.'s annual revenue is estimated to be $10M - $25M.

What is Radtke Contractors, Inc.'s SIC code and NAICS code?

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Radtke Contractors, Inc.'s SIC code is 1799 - Special Trade Contractors, Not Elsewhere Classified and NAICS code is 23 - Construction.

How many employees does Radtke Contractors, Inc. have currently?

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As of August 2026, Radtke Contractors, Inc. has approximately 35 employees across 2 continents, including North America and Europe. Key team members include Chief Executive Officer: J. D., Chief Executive Officer: M. D. and Director: T. R. Explore Radtke Contractors, Inc.'s employee directory with LeadIQ.

What industry does Radtke Contractors, Inc. belong to?

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Radtke Contractors, Inc. operates in the Construction industry.

What technology does Radtke Contractors, Inc. use?

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Radtke Contractors, Inc.'s tech stack includes AudioEye, Microsoft Advertising, iCIMS, Duda, WordPress, Oracle Cloud, Google Cloud and Piwik PRO Core.

What is Radtke Contractors, Inc.'s email format?

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Radtke Contractors, Inc.'s email format typically follows the pattern of FLast@radtkecontractors.com. Find more Radtke Contractors, Inc. email formats with LeadIQ.

When was Radtke Contractors, Inc. founded?

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Radtke Contractors, Inc. was founded in 1965.
Radtke Contractors, Inc. logo

Radtke Contractors, Inc.

ConstructionWisconsin, United States11-50 Employees

Radtke Contractors, Inc. is a Wisconsin-based construction firm specializing in marine, bridge, and heavy civil projects. Founded in 1965, the company serves commercial, municipal, and residential clients by delivering precision craftsmanship and reliable execution across waterfront developments and complex bridgework. Its work emphasizes building durable structures and shaping environments, with a focus on collaborative partnerships that support clients’ long-term visions. Located in Winneconne, the firm operates within the broader construction industry, positioning itself as a dedicated contractor for intricate civil infrastructure and waterfront construction needs.

Section iconCompany Overview

Phone number
SIC Code
1799 - Special Trade Contractors, Not Elsewhere Classified
NAICS Code
23 - Construction
Founded
1965
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    Radtke Contractors, Inc.'s revenue is estimated to be in the range of $10M - $25M

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