Insights

Safety leadership C&I Engineering has repeatedly earned Marathon Petroleum's Behavior-Based Safety Contractor Champion awards, highlighting a strong safety culture and continuous improvement capability that can be leveraged to win new safety-critical projects with energy sector clients.

Industry footprint Longstanding relationships with refineries, chemical plants, utility facilities and distilleries suggest opportunities to expand involvement in existing accounts and cross-sell design, procurement and compliance services across similar upstream and downstream facilities.

Recognition momentum Consistent accolades as a top workplace and community supporter (Top Workplaces USA, Corporate Philanthropist listings) indicate a strong employer brand that can help attract top talent for larger, multi-project programs and complex engineering initiatives.

Technology stack Utilization of AutoCAD, Bluebeam, Microsoft SQL Server, and other modern design tools enables efficient collaboration on large-scale projects, presenting a pathway to offer integrated digital engineering, modeling, and data management solutions to prospective clients.

Growth footprint Recent office expansion in Louisville and a revenue range in the billions signal scale and capability to pursue multi-site, concurrent projects, including expansion, retrofit, and compliance work at multiple facilities in the region.

Similar companies to C&I Engineering

C&I Engineering Tech Stack

C&I Engineering uses 8 technology products and services including AutoCAD, Sucuri, WordPress, and more. Explore C&I Engineering's tech stack below.

Media & News

C&I Engineering's Email Address Formats

C&I Engineering uses at least 3 email formats:
C&I Engineering Email FormatsExamplePercentage
First.Last@cieng.comJohn.Doe@cieng.com
82%
Last@cieng.comDoe@cieng.com
17%
First@cieng.comJohn@cieng.com
1%

Frequently Asked Questions

What is C&I Engineering's phone number?

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You can contact C&I Engineering'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 C&I Engineering's official website and social media links?

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C&I Engineering's official website is cieng.com and has social profiles on LinkedIn.

How much revenue does C&I Engineering generate?

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As of October 2026, C&I Engineering's annual revenue is estimated to be $1B - $10B.

What is C&I Engineering's SIC code and NAICS code?

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C&I Engineering's SIC code is 8711 - Engineering Services and NAICS code is 5413 - Architectural, Engineering, and Related Services.

How many employees does C&I Engineering have currently?

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As of October 2026, C&I Engineering has approximately 344 employees across 5 continents, including North America, Africa and Europe. Key team members include President: M. S., Owner: F. C. and Engineering Director: G. F. Explore C&I Engineering's employee directory with LeadIQ.

What industry does C&I Engineering belong to?

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C&I Engineering operates in the Engineering Services industry.

What technology does C&I Engineering use?

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C&I Engineering's tech stack includes AutoCAD, Sucuri, WordPress, Microsoft SQL Server, Bluebeam, Shopify, Microsoft 365 and Adobe Creative Suite.

What is C&I Engineering's email format?

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C&I Engineering's email format typically follows the pattern of First.Last@cieng.com. Find more C&I Engineering email formats with LeadIQ.

When was C&I Engineering founded?

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C&I Engineering was founded in 1983.
C&I Engineering logo

C&I Engineering

Engineering ServicesKentucky, United States201-500 Employees

C&I Engineering is a mid-sized engineering services firm based in Louisville, Kentucky, delivering a full spectrum of engineering, design, and procurement capabilities. Its work emphasizes hands-on design to increase capacity, improve efficiency, meet environmental regulations, and prioritize safety. Over four decades, the company has served refineries, chemical plants, utility facilities, distilleries, and other industrial settings. The firm is noted for cultivating long-standing client relationships, with engagements that have endured for years.

Within the engineering services landscape, it has formed partnerships with universities and industry collaborators, including work with the University of Louisville. In 2025 the firm was named a Top Workplaces USA winner, and it was also recognized as a top-ten Medium Company for its community engagement.

Section iconCompany Overview

Phone number
Website
cieng.com
SIC Code
8711 - Engineering Services
NAICS Code
5413 - Architectural, Engineering, and Related Services
Founded
1983
Employees
201-500

Section iconFunding & Financials

  • $1B - $10B

    C&I Engineering's revenue is estimated to be in the range of $1B - $10B

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