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    16+ Internship Letter High School Students 2025

    12 Mins Read

    Table of Contents

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    • Introduction
    • 1. Internship Application Letter for a Tech Startup
    • 2. Internship Request Letter for a Marketing Firm
    • 3. Internship Letter for a Non-Profit Organization
    • 4. Internship Application Letter for a Law Firm
    • 5. Internship Letter for a Medical Office
    • 6. Internship Application Letter for a Graphic Design Studio
    • 7. Internship Letter for a Financial Services Company
    • 8. Internship Application Letter for a Retail Company
    • 9. Internship Letter for a Hospitality Company
    • 10. Internship Application Letter for an Engineering Firm
    • 11. Internship Letter for a Real Estate Agency
    • 12. Internship Application Letter for a Publishing Company
    • 13. Internship Letter for a Fitness and Wellness Center
    • 14. Internship Application Letter for a Software Development Company
    • 15. Internship Letter for a PR and Communications Agency
    • 16. Internship Application Letter for a Environmental Consulting Firm
    • Conclusion

    Introduction

    As high school students approach graduation, securing an internship becomes a critical step in gaining real-world experience and building a strong foundation for their future careers. An internship letter is a formal document that expresses a student’s interest in an internship position and highlights their qualifications. In this article, we provide 16+ professional internship letter examples tailored for high school students seeking opportunities in 2025.

    These examples cover a variety of industries and scenarios, ensuring that students can find a template that matches their specific needs. Whether applying for a tech startup, a non-profit organization, or a corporate giant, these letters are designed to help students stand out in a competitive internship market.

    Each letter is formatted to meet professional standards, with clear sections for contact information, the date, and a persuasive body that showcases the student’s skills and enthusiasm. By using these templates, high school students can confidently apply for internships and take the first step toward their professional journey.

    1. Internship Application Letter for a Tech Startup

    Emily Johnson
    123 Maple Street
    Springfield, IL 62704

    February 15, 2025

    Dear Hiring Manager at Tech Innovators Inc.,

    I am writing to express my strong interest in the internship opportunity at Tech Innovators Inc. As a high school senior with a passion for technology and innovation, I am eager to contribute to your team while gaining invaluable experience in the field.

    I bring skills in coding and problem-solving, which I believe align perfectly with your company’s mission to develop cutting-edge solutions. I am particularly drawn to your focus on sustainable tech and would be thrilled to support projects that make a positive impact.

    Thank you for considering my application. I look forward to the opportunity to discuss how I can contribute to your team.

    Sincerely,
    Emily Johnson

    2. Internship Request Letter for a Marketing Firm

    David Martinez
    456 Oak Avenue
    Los Angeles, CA 90017

    March 10, 2025

    Dear Mr. Thompson at Creative Marketing Solutions,

    I am reaching out to express my enthusiasm for the marketing internship position at your esteemed firm. As a high school student with a keen interest in digital marketing, I am eager to learn from your experienced team and contribute to your campaigns.

    I have developed strong skills in social media management and am familiar with tools like Canva and Adobe Spark. I am confident that my creativity and work ethic will make me a valuable asset to your team.

    Thank you for considering my application. I would welcome the opportunity to discuss how I can assist your team in achieving its marketing goals.

    Sincerely,
    David Martinez

    3. Internship Letter for a Non-Profit Organization

    Sarah Wilson
    789 Pine Road
    Chicago, IL 60611

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    April 2, 2025

    Dear Ms. Anderson at Green Earth Alliance,

    I am writing to express my interest in the internship program at Green Earth Alliance. As a high school student passionate about environmental conservation, I am eager to contribute to your organization’s mission while gaining hands-on experience in non-profit operations.

    I have experience in event planning and am confident in my ability to assist with community outreach and educational programs. I am particularly inspired by your initiatives in reducing waste and promoting sustainability.

    Thank you for considering my application. I look forward to the possibility of contributing to your important work.

    Sincerely,
    Sarah Wilson

    4. Internship Application Letter for a Law Firm

    Michael Brown
    321 Cedar Lane
    New York, NY 10001

    May 5, 2025

    Dear Mr. Smith at Legal Solutions LLC,

    I am writing to apply for the internship position at Legal Solutions LLC. As a high school student with a strong interest in law, I am eager to gain experience in a professional legal environment and contribute to your team’s success.

    I have developed strong research skills and am confident in my ability to assist with case preparation and legal documentation. I am particularly interested in your firm’s focus on criminal law and would be honored to learn from your experienced attorneys.

    Thank you for considering my application. I am excited about the opportunity to contribute to your team.

    Sincerely,
    Michael Brown

    5. Internship Letter for a Medical Office

    Olivia Davis
    654 Birch Street
    Houston, TX 77002

    June 8, 2025

    Dear Dr. Lee at HealthCare Partners,

    I am writing to express my interest in the internship program at HealthCare Partners. As a high school student aspiring to pursue a career in medicine, I am eager to gain hands-on experience in a medical office setting.

    I have completed coursework in biology and chemistry and am confident in my ability to assist with administrative tasks and patient care. I am particularly drawn to your office’s commitment to providing quality care to underserved communities.

    Thank you for considering my application. I look forward to the opportunity to learn from your team.

    Sincerely,
    Olivia Davis

    6. Internship Application Letter for a Graphic Design Studio

    Ava Garcia
    987 Maple Avenue
    Miami, FL 33101

    July 12, 2025

    Dear Ms. Rodriguez at Creative Designs Studio,

    I am writing to apply for the internship position at Creative Designs Studio. As a high school student with a passion for graphic design, I am eager to learn from your team and contribute to your creative projects.

    I have proficiency in Adobe Photoshop and Illustrator and have completed several design projects for my school and local businesses. I am particularly inspired by your studio’s innovative approach to branding and visual communication.

    Thank you for considering my application. I am excited about the opportunity to work with your talented team.

    Sincerely,
    Ava Garcia

    7. Internship Letter for a Financial Services Company

    Ethan White
    555 Oak Road
    Boston, MA 02111

    August 15, 2025

    Dear Mr. Johnson at Financial Solutions Inc.,

    I am writing to express my interest in the internship program at Financial Solutions Inc. As a high school student with a strong interest in finance, I am eager to gain experience in a professional setting and contribute to your team’s success.

    I have completed coursework in economics and accounting and am confident in my ability to assist with financial analysis and data entry. I am particularly drawn to your company’s focus on investment management and would be honored to learn from your experienced team.

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    Thank you for considering my application. I look forward to the opportunity to contribute to your team.

    Sincerely,
    Ethan White

    8. Internship Application Letter for a Retail Company

    Sophia Rodriguez
    333 Pine Street
    Seattle, WA 98101

    September 10, 2025

    Dear Ms. Martinez at Retail Solutions Corp.,

    I am writing to apply for the internship position at Retail Solutions Corp. As a high school student with a keen interest in retail management, I am eager to gain hands-on experience in a dynamic retail environment.

    I have experience in customer service and am confident in my ability to assist with inventory management and sales floor operations. I am particularly inspired by your company’s commitment to providing excellent customer experiences.

    Thank you for considering my application. I am excited about the opportunity to contribute to your team.

    Sincerely,
    Sophia Rodriguez

    9. Internship Letter for a Hospitality Company

    Noah Lee
    777 Cedar Lane
    Las Vegas, NV 89104

    October 5, 2025

    Dear Mr. Kim at Hospitality Services Inc.,

    I am writing to express my interest in the internship program at Hospitality Services Inc. As a high school student with a passion for the hospitality industry, I am eager to learn from your team and contribute to your operations.

    I have experience in event planning and am confident in my ability to assist with guest services and event coordination. I am particularly drawn to your company’s reputation for delivering exceptional guest experiences.

    Thank you for considering my application. I look forward to the opportunity to contribute to your team.

    Sincerely,
    Noah Lee

    10. Internship Application Letter for an Engineering Firm

    Isabella Green
    888 Birch Avenue
    San Francisco, CA 94105

    November 2, 2025

    Dear Dr. Smith at Engineering Innovations LLC,

    I am writing to apply for the internship position at Engineering Innovations LLC. As a high school student with a strong interest in engineering, I am eager to gain hands-on experience in a professional engineering environment.

    I have completed coursework in physics and mathematics and am confident in my ability to assist with project design and data analysis. I am particularly inspired by your firm’s focus on sustainable engineering solutions.

    Thank you for considering my application. I am excited about the opportunity to learn from your team.

    Sincerely,
    Isabella Green

    11. Internship Letter for a Real Estate Agency

    Logan Hall
    999 Maple Street
    Dallas, TX 75201

    December 8, 2025

    Dear Mr. Brown at Real Estate Partners,

    I am writing to express my interest in the internship program at Real Estate Partners. As a high school student with a keen interest in real estate, I am eager to learn from your team and contribute to your operations.

    I have experience in market research and am confident in my ability to assist with property listings and client communications. I am particularly drawn to your agency’s commitment to providing exceptional client service.

    Thank you for considering my application. I look forward to the opportunity to contribute to your team.

    Sincerely,
    Logan Hall

    12. Internship Application Letter for a Publishing Company

    Chloe Taylor
    1234 Oak Road
    Washington, D.C. 20001

    January 15, 2025

    Dear Ms. White at Publishing House Inc.,

    I am writing to apply for the internship position at Publishing House Inc. As a high school student with a passion for literature and writing, I am eager to gain experience in the publishing industry and contribute to your team.

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    I have developed strong writing and editing skills and am confident in my ability to assist with manuscript reviews and editorial tasks. I am particularly inspired by your company’s commitment to publishing diverse and impactful stories.

    Thank you for considering my application. I am excited about the opportunity to work with your team.

    Sincerely,
    Chloe Taylor

    13. Internship Letter for a Fitness and Wellness Center

    Alexander Brooks
    567 Pine Lane
    Atlanta, GA 30301

    February 10, 2025

    Dear Mr. Johnson at Fit & Well Center,

    I am writing to express my interest in the internship program at Fit & Well Center. As a high school student with a passion for fitness and wellness, I am eager to learn from your team and contribute to your operations.

    I have experience in personal training and am confident in my ability to assist with fitness classes and client consultations. I am particularly drawn to your center’s holistic approach to health and wellness.

    Thank you for considering my application. I look forward to the opportunity to contribute to your team.

    Sincerely,
    Alexander Brooks

    14. Internship Application Letter for a Software Development Company

    Mia Evans
    890 Maple Avenue
    Austin, TX 78701

    March 5, 2025

    Dear Ms. Davis at TechDev Solutions,

    I am writing to apply for the internship position at TechDev Solutions. As a high school student with a strong interest in software development, I am eager to gain hands-on experience in a professional tech environment.

    I have proficiency in Python and JavaScript and am confident in my ability to assist with coding projects and software testing. I am particularly inspired by your company’s innovative approach to software development.

    Thank you for considering my application. I am excited about the opportunity to learn from your team.

    Sincerely,
    Mia Evans

    15. Internship Letter for a PR and Communications Agency

    Daniel Kim
    789 Cedar Street
    Minneapolis, MN 55401

    April 12, 2025

    Dear Mr. Thompson at PR Communications Inc.,

    I am writing to express my interest in the internship program at PR Communications Inc. As a high school student with a passion for public relations, I am eager to learn from your team and contribute to your campaigns.

    I have developed strong communication skills and am confident in my ability to assist with media outreach and press releases. I am particularly drawn to your agency’s reputation for delivering effective PR strategies.

    Thank you for considering my application. I look forward to the opportunity to contribute to your team.

    Sincerely,
    Daniel Kim

    16. Internship Application Letter for a Environmental Consulting Firm

    Emma Lewis
    678 Birch Road
    Portland, OR 97201

    May 8, 2025

    Dear Ms. Green at EcoConsulting Solutions,

    I am writing to apply for the internship position at EcoConsulting Solutions. As a high school student with a strong interest in environmental science, I am eager to gain hands-on experience in environmental consulting and contribute to your projects.

    I have completed coursework in environmental studies and am confident in my ability to assist with sustainability assessments and data analysis. I am particularly inspired by your firm’s commitment to promoting environmental sustainability.

    Thank you for considering my application. I am excited about the opportunity to learn from your team.

    Sincerely,
    Emma Lewis

    Conclusion

    Securing an internship is a crucial step for high school students looking to gain practical experience and build their professional network. The 16 internship letter examples provided in this article are designed to help students craft compelling applications tailored to their specific interests and career goals. By using these templates, students can confidently apply for internships across various industries and take the first step toward their future careers.

    Remember, a well-written internship letter is essential for making a positive impression on potential employers. Use these examples as a starting point, personalize them to reflect your unique qualifications and experiences, and don’t hesitate to reach out to professionals in your desired field for guidance and support. Good luck with your internship applications!

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