Corporate Sales Intern

Corporate Sales Intern Triumvirate Environmental $22 vision insurance, tuition reimbursement, 401(k) United States, Illinois, Chicago May 12, 2026 Corporate Sales Intern Triumvirate Environmental, one of the largest environmental services firms in North America, is seeking a Corporate Sales Intern to work within our Plastic Lumber sales division. This full-time internship runs from early June through mid-August and is ideal for students interested in sustainability, environmental services, sales, or business development. The intern will research prospective sales targets within assigned territories, support sales planning efforts, analyze market opportunities, and assist with CRM and reporting activities. Candidates pursuing a degree in Sustainability or a related field are preferred, though other areas of study will also be considered. Triumvirate Environmental provides leading organizations in higher education, life sciences, healthcare, and advanced manufacturing sectors with diverse services and expertise to assist them with compliance management. At Triumvirate Environmental, we strive to WOW both our employees and our customers. Our unique culture fosters growth, development, education, and creativity. This position is based on-site 5 days a week at our Wheeling, IL office.

Responsibilities:

Conduct detailed research on prospective sales targets and market opportunities within assigned territories for the Plastic Lumber business Identify and qualify potential customer accounts through market research, industry analysis, and online tools Support territory planning and prospecting initiatives for the sales team Assist with organizing and maintaining prospect and account data within CRM systems Analyze industry trends, competitor activity, and business opportunities to support strategic growth initiatives Prepare research summaries, target lists, and sales support materials for internal stakeholders Collaborate with sales and business development teams on outreach initiatives and special projects Participate in team meetings, training sessions, and professional development opportunities Perform additional administrative or operational tasks as assigned

Basic Requirements:

Currently pursuing a Bachelor's degree, preferably in Sustainability, Environmental Science, Business, Marketing, Communications, or a related field Strong research and analytical skills with attention to detail Hardworking, organized, and eager to learn in a professional environment Excellent written and verbal communication skills Proficient in Microsoft Office Suite, particularly Excel and PowerPoint Ability to manage multiple projects and work independently as well as collaboratively within a team Interest in sustainability, environmental services, and business development strongly preferred Must have a reliable form of transportation #LI-Onsite Besides Health, Dental and Vision Insurance, we contribute to a 401k, offer a generous tuition reimbursement program, TONS of safety training for some positions with opportunities for external trainings and certifications, Mentorship & Career Succession Planning, Relocation Opportunities, Auto/Home insurance discounts, pet assistance discount plans, discounted movie passes & more! To learn more about our business, culture, and the exciting work that we are doing in the industry, find us on LinkedIn, Instagram (@triumvirateenvironmental), or our website! Triumvirate Environmental is committed to a diverse and inclusive workplace. As an Equal Opportunity Employer (EOE), Triumvirate does not discriminate based on race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Individuals with Disabilities and Protected Veterans are encouraged to apply. If you have a disability and need accommodation during the application and hiring process, please contact us at https://www.triumvirate.com/contact or call us at 888-834-9697. The requirements listed above are representative of the knowledge, skill, and/or ability required. To view our California Privacy Notice and Policy, click here. Actual starting base pay may vary based on factors such as education, experience, skills, location and budget. Pay Range $22 — $22 USD