Marketing Intern

CBI/JCE Marketing Intern 2026 

Location: Mequon, WI 
Duration: Summer 2026 (Full-time, ~40 hours/week for ~12 weeks) 
Compensation: $23/hour 

About us: 

Carpenter Brothers, Inc. (CBI) and its subsidiary, J Carpenter Environmental, LLC (JCE), are nation-wide material and equipment suppliers and technical experts for the foundry, industrial, and environmental industries.  

Since its founding in 1917, CBI has been one of the largest distributors of foundry and industrial supplies and equipment in the United States and has expanded over the years into products and equipment for the die casting, environmental, blast cleaning, and surface finishing industries. Since its founding in 2006, JCE is a leading supplier of products and equipment that are used by manufacturers and contractors for construction, waste treatment, pollution control, manufacturing, remediation, civil, and environmental applications and projects. CBI and JCE sell top performing products from the most reliable, well-established, and trusted manufacturers. CBI’s and JCE’s expertise in the application of our products is a key reasons clients rely on us for technical advice and to deliver reliable products that can be trusted to perform. 

About the Role 

We’re looking for a motivated and curious marketing intern to join our marketing team full time over the summer. This role will focus on website and virtual marketing, email campaigns, visual design, and the creation of sales materials. You’ll support day-to-day initiatives while gaining real-world, practical experience in a professional environment making it ideal for someone interested in being a part of an industry leading organization working to drive the U.S. industry, remediation, and environmental processes. 

Key Responsibilities 

Website Management  

Assist with updating website content, landing pages, and blog posts  

Optimize pages for user experience and basic SEO best practices  

Monitor website performance and suggest improvements  

Email Marketing Campaigns  

Help plan, build, and schedule email campaigns  

Design email layouts and write engaging copy  

Track and report on email performance metrics (open rates, click-through rates, etc.)  

Design & Creative Support  

Create graphics for digital campaigns, social media, and website use  

Maintain brand consistency across all visual assets  

Assist in developing templates and visual guidelines  

Sales Materials Development  

Design and update presentations, one-pagers, brochures, technical data sheets, and case studies  

Collaborate with the sales team to ensure materials align with messaging and goals 

Help organize and maintain a library of sales collateral  

General Marketing Support  

Conduct market and competitor research  

Assist with campaign planning and execution  

Support additional marketing projects as needed  

Qualifications 

Currently pursuing or recently completed a degree in Marketing, Communications, Design, or a related field  

Strong written and verbal communication skills  

Experience with website building tools (e.g., Wordpress) 

Experience with analytics tools preferred (e.g., Google Analytics) 

Familiarity with design tools (e.g., Adobe Creative Suite, Canva, or similar)  

Detail-oriented with strong organizational skills  

Ability to work independently, manage multiple priorities, and take ownership of projects with minimal oversight.