15 Consulting Internships for High School Students in New Hampshire
Internships allow high school students to build their academic and professional profiles early. They offer hands-on experience in a professional setting, help you understand how professional teams operate, and allow you to develop concrete skills that you can highlight on college applications or resumes. You’ll work on real projects, explore potential career paths before picking a major, and improve your employability. By collaborating with teams and contributing to actual projects, you’ll get a clearer picture of what different careers look like day to day and can figure out what interests you and what does not.
What do consulting internships look like at the high school level?
If you’re interested in consulting, internships are an especially useful way to explore the field. Consulting focuses on solving problems for organizations by analyzing data, breaking down business challenges, researching markets, and proposing workable solutions. As a high school intern, you might help with competitor research, market analysis, data collection, or ideas to improve operations, usually with support from mentors or company leaders.
Where can I get consulting experience in New Hampshire as a high school student?
You can get consulting-style experience at places like consulting or strategy firms, startups, small businesses, nonprofits, and even university-run programs across New Hampshire that work on real business or community projects. Related fields include business analytics, market research, entrepreneurship, operations, finance, and management, where you’ll often work on similar projects involving data analysis, strategy, and decision-making.
P.S. If you're in New England and want to compare options across the region,15 Consulting Internships for High School Students in Maryland is a useful read — a lot of the same organizations operate across the Northeast. And8 Consulting Internships for High School Students in California is worth a look if you're open to remote or more nationally available programs.
To help you get started, here are 15 consulting internships for high school students in New Hampshire.
1. Apprenticeship NH High School Program
Location: Various locations across New Hampshire
Cost/Stipend: Free | Paid
Acceptance rate/cohort size: Competitive
Dates: Year-round opportunities are available
Application Deadline: Varies depending on the opportunity
Eligibility: High school students aged 16 or older can apply. Some roles may require you to be 18, depending on the employer and occupation, so it’s best to check the opportunities page for specific requirements
ApprenticeshipNH’s High School Program allows students to participate in a Registered Apprenticeship while still in school. Training is flexible and can happen after school, during school breaks, or even during the school day, depending on your schedule and the employer. You can explore careers through pre-apprenticeships or start building toward a specific field early. The program will help you develop skills like problem-solving, communication, project management, and professionalism. You’ll learn in-demand industry skills and may earn college credit before graduating. By working on real workplace tasks and learning from experienced professionals, you’ll gain insight into how businesses operate, manage projects, and meet client needs. These skills can also help you in future consulting, business analysis, or project-focused roles.
2. Ladder Internships
Location: Virtual
Cost: Varies depending on the program; financial aid is available
Acceptance rate/cohort size: Around 19%; the exact percentage varies by internship and cohort
Dates: Programs run year-round in 8–12 week sessions during spring, summer, fall, and winter
Application Deadline: Deadlines vary by cohort; Spring (January), Summer (May), Fall (September), and Winter (November)
Eligibility: High school students, undergraduates, or gap year students who can work 10–20 hours a week for 8–12 weeks
Ladder Internships is a remote program that connects high school students with nonprofits and startups worldwide. Many of these organizations are backed by Y Combinator or led by individuals with experience at McKinsey, Google, and Microsoft. Started by Harvard graduates, the program offers internships in areas like health tech, consulting, nonprofits, mental health, finance, AI, software engineering, environmental science, and journalism. As an intern, you’ll work on real projects for your host organization and present your work at the end of the program. You’ll also develop communication and time management skills, join group sessions with other interns, and get guidance from a Ladder coach and a site manager throughout your internship. If you want to plan ahead, you can look at the application form to see which internships are currently open.
3. Dartmouth Health High School Summer Internship Program
Location: Dartmouth Hitchcock Medical Center, Lebanon, NH
Cost/Stipend: Free | Interns earn $14 per hour
Acceptance rate/cohort size: Highly competitive
Dates: June 22 – August 7
Application Deadline: March 11
Eligibility: Rising high school juniors and seniors who will be at least 16 by the start of the internship and live in the local or regional area served by Dartmouth Hitchcock Medical Center & Clinics
The Dartmouth Hitchcock High School Foundations Summer Internship Program allows students to explore different healthcare careers while building real workplace skills. You’ll know how a large medical center operates and gain exposure to different roles in patient care. You’ll take part in cohort workshops focused on mentoring, networking, professional skills, and personal growth. You’ll also learn how a large organization addresses challenges, build collaboration skills through rotations and group activities, and gain insight that can support future interests in healthcare or healthcare consulting. Although this is a healthcare-focused internship, it helps you develop business skills in problem-solving, communication, and teamwork.
4. Internships at Hitchiner Manufacturing — High School Opportunities
Location: Milford High School & Applied Technology Center, Milford, NH
Cost/Stipend: Free | Paid
Acceptance rate/cohort size: Competitive
Dates: Semester-long program
Application Deadline: Recruitment for these internships typically occurs during the fall semester
Eligibility: High school students
Hitchiner Manufacturing partners with local high schools to offer paid internships during the school year.You can join through the Manufacturing Exploration and Externship, a semester-long course run by Milford High School and the Applied Technology Center that combines classroom learning with a two-day-per-week externship at companies like Hitchiner. You’ll gain hands-on manufacturing experience and learn basic management, business etiquette, graphic arts, accounting, and introductory computer programming. You’ll also be matched with mentors who will provide guidance and feedback. The program will help you develop consulting skills by exposing you to different departments, such as sales, IT, and engineering. You’ll learn how companies operate, explore manufacturing models such as just-in-time and custom production, and work on data-driven tasks like efficiency analysis and process improvement.
5. Emma Bowen Foundation Internship
Location: Multiple locations, including New Hampshire
Cost/Stipend: Free
Acceptance rate/cohort size: Around 150 students
Dates: Typically May or June
Application Deadline: September – Early January
Eligibility: High school seniors with a minimum 3.0 GPA who plan to attend a four-year accredited college or university in the United States, will be 18 or older before the internship begins, and are U.S. citizens or permanent residents
The Emma Bowen Foundation Internship is a summer program that allows students to explore careers in media and tech. You may work with companies like Forbes, Spectrum, Discovery, Comcast, Hearst, or TVB Local Media Marketing Solutions, with schedules set by each partner. The program includes the EBF Summer Conference, workshops, networking and career sessions, and panels with industry professionals. You’ll learn how companies operate and market their work, hear from executives across teams, and receive mentoring, interview prep, and job search support through the Launch Program. The internship will also help you build skills useful for consulting, especially in the Business and Innovation tracks. Business fellows often work in strategy, finance, marketing, or sales, developing analytical and problem-solving skills similar to corporate consulting. The Innovation track focuses on data science, IT, and software development, which connects to tech consulting and data analytics roles.
6. HCA Healthcare’s Summer Healthcare Exploration Program
Location: Portsmouth Regional Hospital, Portsmouth, NH | Parkland Medical Center, Derry, NH | Frisbie Memorial Hospital, Rochester, NH
Cost/Stipend: Free | Paid
Acceptance rate/cohort size: Competitive
Dates: 7 weeks between June and August
Application Deadline: January 31
Eligibility: High school and college students
HCA Healthcare’s Summer Healthcare Exploration Program is a paid, seven-week rotational internship for high school and college students. You’ll rotate through hospital departments, work with a leadership mentor on a summer project, shadow professionals each day, and present your work to hospital leadership. The program also includes career talks with healthcare professionals, hands-on activities, simulations, and weekly professional development sessions that will help you build a strong portfolio. While centered on healthcare careers, the program will help you develop transferable skills like problem-solving, project management, communication, and understanding business operations.
7. Fidelity’s Career Discovery Programs — Boundless High School Opportunities
Location: Multiple locations, including Merrimack, NH
Cost/Stipend: Free | Paid
Acceptance rate/cohort size: Selective
Dates: June and August
Application Deadline: Not specified (Opens in February)
Eligibility: Female high school students who can commute to the internship sites in Boston, MA, or Merrimack, NH
Fidelity’s Boundless High School Opportunities includes several programs for female high school students, such as an internship, a job shadow experience, and a career discovery summit.The high school internship is a five-week program that will allow you to learn about financial services and explore potential career paths at Fidelity. The job shadow program will allow you to shadow a Fidelity associate to see what their day-to-day work looks like. The career discovery summit is designed to introduce you to the wide range of roles in financial services and at Fidelity. These experiences will give you exposure to professional environments, mentoring, and various business roles. You will develop skills in communication, problem-solving, and workplace awareness, which are useful for finance- and consulting-related paths. Although the program is not focused on consulting itself, it can help you understand how financial organizations operate and build a strong foundation for business and consulting careers.
8. WorkReadyNH
Location: Virtual with in-person option at Great Bay Community College in Portsmouth, NH
Cost/Stipend: Free | Unpaid
Acceptance rate/cohort size: Not specified
Dates: February 3 – March 5 | February 9 – 23 | March 2 – 13 (Various sessions available till June)
Application Deadline: Rolling admissions
Eligibility: Students who are at least 16 years old, live in New Hampshire, and can participate in the class in English
WorkReadyNH program helps you develop skills in communication, conflict resolution, teamwork, problem-solving, and decision-making, along with essentials such as reading workplace documents, understanding charts and graphs, and using basic math. Learning takes place through live, interactive classes and independent work in a simulated workplace. The program also covers conflict management, workplace behavior, and customer service skills to help you handle challenges with confidence. Although it is not a specialized consulting program, WorkReadyNH will help you develop many skills used in consulting. You’ll practice analyzing complex information, interpreting data from charts, and adjusting your communication for different audiences, all of which are part of everyday consulting work.
9. University of New Hampshire’s HighTech Bound
Location: University of New Hampshire Campus, Durham, NH
Cost/Stipend: Free | Interns earn a competitive hourly wage
Acceptance rate/cohort size: Highly competitive
Dates: July 6 – August 7
Application Deadline: February 28
Eligibility: Rising high school seniors who are U.S. residents
The University of New Hampshire’s HighTech Bound is a summer internship for high school seniors focused on hands-on experience with network technology. You’ll work in a computer lab with mentors and peers on team projects that involve AI integration, using hardware and software from companies like Dell, Apple, and Cisco. You’ll research solutions, collaborate with others, and build technical and problem-solving skills using tools similar to those in smart cars and connected devices. The program also helps you explore college-level tech programs and possible career paths. You’ll strengthen skills in teamwork, communication, and project management in networking/tech. You’ll also present your work and tackle real tech challenges for companies like Apple and Cisco, building experience that aligns well with tech-focused consulting and IT roles.
10. CLA (CliftonLarsonAllen) High School Internship Program
Location: Several locations across the U.S., including New Hampshire. Locations change annually
Cost/Stipend: Free | Paid
Acceptance rate/cohort size: Highly selective
Dates: 4 weeks in June and July
Application Deadline: March – April
Eligibility: High school students aged 16–18 who are authorized to work in the U.S. without requiring a work visa
The CLA High School Internship is a four-week program for students interested in accounting, business, and professional services.You’ll work on projects at CLA offices across the country with guidance from experienced professionals and apply classroom learning to real business and financial situations. You’ll receive training in business consulting, accounting, and auditing. You will analyze case studies, work on group projects, and shadow professionals to improve your analytical and problem-solving skills.You’ll work with different clients, experience CLA’s work culture and community involvement, and gain a clear view of how professional services firms solve business problems, developing skills that connect closely to consulting.
11. Mentis Sciences Inc.’s Internship Program
Location: Mentis Sciences Inc., Manchester, NH
Cost/Stipend: Free | Information about a stipend is not provided
Acceptance rate/cohort size: Varies depending on the number of available positions
Dates: Year-round opportunities are available
Application Deadline: Rolling admissions; you can find the application here
Eligibility: Local high school students in good academic standing who live in the HUBZone area of Manchester, NH
The Mentis Internship Program gives local high school students hands-on experience in work and learning settings with partners such as the Manchester Police Athletic League, The Salvation Army, and the Office of Youth Services. You’ll work on engineering projects, take STEM courses covering composite fabrication, materials testing, and CAD modeling, and learn technical skills related to Mentis’ work. The program includes a Bridge Building Competition where teams explore structural design through research and testing, run coupon tests to study bond strength, and see how materials perform. You’ll analyze data, solve engineering challenges, and recommend process optimizations. While Mentis isn’t a traditional consulting firm, the internship will teach you project management, technical problem-solving, and strategic thinking that are highly valued in consulting and can help you launch careers in technical, research, or engineering consulting.
12. Digital4Good x #ICANHELP Internship (Annual Intern)
Location: Virtual
Cost/Stipend: Free | Unpaid
Acceptance rate/cohort size: Not specified
Dates: The program runs for a full year, starting in June; 2–4 hours per week
Application Deadline: May 17 (Open April 13)
Eligibility: Students aged 13 or older
Digital4Good and #ICANHELP offer remote internships for students 13 and older. Working as an annual intern, you’ll be matched to a team based on your interests and guided by a lead intern who assigns monthly projects. You will spend about 2 to 4 hours a week on your tasks. You’ll support official social media accounts by liking, commenting, and sharing content, keep your team updated on your progress, and check emails. The internship provides hands-on experience in nonprofit strategy, marketing, project management, and public relations. You’ll take on tasks similar to consulting work, such as creating outreach plans, managing projects in ClickUp, presenting to stakeholders, handling PR tasks, and conducting data research. The experience will help you build a portfolio and develop skills useful for PR, marketing, and consulting careers.
13. CaseCatalyst Case Competition
Location: Virtual
Cost: $120–$200, depending on the registration date
Acceptance rate/cohort size: No fixed cohort size; 3–4 students per team
Dates: July 19 – August 23
Application Deadline: April 26 (Early Bird Deadline 1) | May 31 (Early Bird Deadline 2) | July 5 (Regular Deadline)
Eligibility: High school students
CaseCatalyst’s Case Competition gives high school students the opportunity to step into a consulting role and solve real problems for startups.Over four weeks, you’ll work in teams of three to four on cases built with partner startups and create practical solutions. Selected teams present to startup decision makers, and some winners may implement their ideas or earn an internship with the startup. Although it is not an internship, you’ll receive mentorship from students at Harvard, Yale, Stanford, and UC Berkeley, as well as guidance from industry professionals and consultants at firms like McKinsey, Bain, and BCG. Stanford professors review the cases, and you’ll attend more than five expert-led workshops. You’ll also build a prototype using an AI tool and strengthen your skills in research, critical thinking, communication, public speaking, teamwork, business writing, networking, and presentations. Top teams may also be featured in major media outlets for their work.
14. HCA Healthcare’s Extended Learning Opportunities Program (ELO)
Location: Portsmouth Regional Hospital, Portsmouth, NH | Parkland Medical Center, Derry, NH | Frisbie Memorial Hospital, Rochester, NH
Cost/Stipend: Free | Unpaid
Acceptance rate/cohort size: Competitive
Dates: Available in fall, spring, and summer; the schedule is flexible and can include evening and weekend hours
Application Deadline: Varies depending on the session
Eligibility: High school students who are at least 16 years old
HCA Healthcare’s Extended Learning Opportunities Program is an unpaid semester-long internship for high school students to explore clinical and administrative roles in healthcare. You’ll work in a department at partner hospitals in New Hampshire, such as Emergency, ICU, Surgical, Cardiovascular, Neuroscience, Human Resources, or Security. You’ll help with daily tasks like assisting staff, answering phones, stocking supplies, analyzing slides, organizing paperwork, and supporting patients. You’ll also attend guest speaker sessions, soft skills workshops, and team-building activities, and present a healthcare topic for research. While focused on healthcare careers, the program also helps you build consulting-relevant skills through project-based and administrative work. You may support management or HR projects that involve operational analysis, project tracking, process improvement, and employee engagement, giving you exposure to how organizations analyze and improve systems.
15. Morgan Stanley JumpStart Scholars
Location: Virtual
Cost/Stipend: Free | Paid (amount not specified)
Acceptance rate/cohort size: Highly selective
Dates: November – April
Application Deadline: Applications open in August and close in September
Eligibility: High school seniors
Morgan Stanley’s JumpStart Scholars in Finance is a five-month virtual program for high school seniors interested in finance, investment banking, and accounting. You’ll attend workshops, networking events, and job shadowing experiences to learn how the finance industry works. Every other week, Morgan Stanley employees lead interactive sessions on finance basics, wealth building, entrepreneurship, leadership, financial literacy, emotional intelligence, career development, and firm operations. The program wraps up in April with a capstone competition where you work in teams to analyze a real Morgan Stanley client case and present your solution. Working through a real client case and pitching to executives will help you practice consulting-style problem-solving. Interacting with analysts, associates, and executives will also give you insight into advisory and consulting work within financial services.
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