Corporate Development Intern

ABOUT THE ROLE

This internship is for Summer 2026.

This position will serve as a member of the Corporate Development team which owns the M&A and Integration process for the entire Company. This individual will work directly with Corporate Strategy team and Business Unit partners to complete strategic acquisitions & divestments. The Corporate Development group owns the M&A process and manages multiple acquisitions at any given time from inception through post-closing integration working with the Business Unit sponsor and managing multiple functions throughout the organization. As a member of the team this individual will support all aspects of the M&A lifecycle.

This individual will be report to the Director of Corporate Development.  The team reports to the Chief Growth Officer who reports to the Chairman & CEO and is a member of the Executive Committee. Key responsibilities include providing a range of analytical analysis financial modeling M&A pipeline development and research business diligence integration planning/execution and other general M&A activities.   

Individual must have exceptional Excel & PowerPoint capabilities strong financial modeling skills be organized and be capable of handling multiple complex projects simultaneously while coordinating with internal and external resources.

WHAT YOULL DO

Corporate Development:

• Work with small team on potential M&A activity; developing pipeline criteria screening opportunities coordinating diligence efforts with internal and external SMEs identifying potential synergies and creating financial models.
• Assist the team in leading and managing due diligence & QOE working collaboratively with internal functional groups and external third-party resources

Integration

• Assist team working with the business unit leaders and functional groups to create an integration plan that accomplishes the financial metrics outlined during the pre-acquisition phase
• Assist team to project manage the integration plan by tracking progress made on key metrics ensuring the capture of synergies and helping to facilitate any organization changes required

Qualifications :

WHAT YOULL NEED

• Pursuing a bachelors degree or higher is required. Pursuing an MBA is preferred.
• Experience with financial modeling is required.
• Ability to handle multiple complex projects with internal and external stakeholders is preferred.

Additional Information :

WHAT YOULL GET

• Competitive pay
• Inclusive collaborative environment
• Bragging rights youll work for the market leader in multiple product categories
• Professional development opportunities
• Intern buddy

Why work for Cornerstone Building Brands 

Our teams are at the heart of our purpose to positively contribute to the communities where we live work and play. Full-time* team members receive** medical dental and vision benefits starting day 1. Other benefits include PTO paid holidays FSA life insurance LTD STD 401k EAP discount programs tuition reimbursement training and professional development. 

*Full-time is defined as regularly working 30 hours per week. **Union programs may vary depending on the collective bargaining agreement.

Cornerstone Building Brands is an Equal Opportunity Employer. 

All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity national origin age pregnancy genetic information disability or status as a protected veteran. You can find the Equal Employment Opportunity Poster here. You can also view Your Right to Work Poster here along with This Organizations Participation in E-Verify Poster here. If youd like to view a copy of the companys affirmative action plan for protected veterans or individuals with disabilities or policy statement please contact Human Resources at or If you have a disability and you believe that you need a reasonable accommodation in order to search for a job opening or to submit an online application please contact Human Resources at or This email is used exclusively to assist disabled job seekers whose disability prevents them from being able to apply online. Only emails received for this purpose will be returned. Messages left for other purposes such as following up on an application or technical issues not related to a disability will not receive a response.

All your information will be kept confidential according to EEO guidelines.

California Consumer Privacy Act (CCPA) of 2018

Must be at least 18 years of age to apply.

Notice of Recruitment Fraud

We have been made aware of multiple scams whereby unauthorized individuals are using Cornerstone Building Brands name and logo to solicit potential job-seekers for some cases job-seekers are being contacted directly both by phone and other instances these unauthorized individuals are placing advertisements for fake positions with both legitimate websites and fabricated ones. These individuals are typically promising high-paying jobs with the requirement that the job-seeker send money to pay for things such as visa applications or processing fees. Please be advised that Cornerstone Building Brands will never ask potential job-seekers for any sort of advance payment or bank account information as part of the recruiting or hiring process.

Remote Work :

No

Employment Type :

Intern