The Nonprofit’s Guide to Writing Sponsorship Request + Free Templates

For most nonprofits, corporate sponsorships are among the most valuable and underused revenue streams. 

A well-placed sponsorship can fund campaigns, support programs, and take the financial pressure off event planning. It can also build relationships that last well beyond a single fiscal year.

A sponsorship letter is most often where that conversation begins. It is the first thing a potential sponsor sees and the first signal of whether your nonprofit is worth their time and investment. 

Getting it right means knowing what to say, how to say it, and who you are saying it to.

This guide teaches you how to write a sponsorship letter, the different types of letters, and tips to improve your message. Find inside ready-to-use templates to get started easily.

What is a sponsorship letter?

A sponsorship letter is a formal written request from a nonprofit to a business asking for financial or in-kind support in exchange for recognition or visibility. It explains who you are, what you need, and what the sponsor receives in return for their contribution.

That exchange is what separates sponsorship from a straight donation.

A donation is a gift with nothing expected in return. A sponsorship is a value swap: the sponsor gives, and your nonprofit acknowledges them through logo placement, signage, or mentions.

Getting that distinction right matters for how you write the letter, what you promise, and how the contribution is treated for tax purposes. It can have tax implications, so be mindful and look into the following:

• The benefit to the business should not be greater than the value of simple sponsor recognition.
• The IRS treats basic acknowledgment differently from advertising, promotion, or other product-related benefits.
• Sponsorship payments may be tax-free for the nonprofit when they qualify as sponsorship payments, but advertising-like benefits may trigger UBIT.
• If the sponsor receives tickets, meals, VIP access, booth space, listings, or other perks, the full payment may not be deductible.

Why does your nonprofit need a sponsorship request letter? 

A sponsorship request letter helps establish a professional connection, build credibility, and set expectations for the potential partnership.

Here is why every nonprofit should have one:

• Creates a good first impression: Sponsors receive many requests. A clear, well-written letter puts your nonprofit in a position to be taken seriously before the conversation even begins.
• Put your ask in writing: Conversations are easy to forget or misremember. A letter gives sponsors something concrete to share with their team, pass to a decision-maker, or come back to when they are ready to commit.
• Saves time on both ends: A letter sets the stage before any real conversation happens. By the time you connect with a sponsor, both sides already know what is being offered and what is expected. 
• Works as a reference point: Once a sponsor says yes, the letter becomes something you can both refer back to. It keeps the terms of the partnership clear and gives you a natural starting point when it is time to say thank you or reconnect for next year.

6 types of nonprofit sponsorship letters (with templates)

The type of sponsorship letter you write depends on the support you need and who you are writing to. A single type of sponsorship can call for different letters depending on the relationship, the ask, and the stage of the conversation.

Let’s explore these different kinds of letters, along with a sponsorship request letter sample you can customize for each.

1. Event sponsorship letter

A sponsorship letter for a nonprofit event is a request you send to potential sponsors to support your fundraising event. It could be for a gala, a charity run, a golf tournament, an auction, or any event your nonprofit is hosting.

Your letter should give sponsors enough information about the event to make a decision. That means covering:

• The event name, date, location, and format
• Who is expected to attend, and how many people
• What the sponsorship funds will go toward
• What the sponsor gets in return: logo placement, signage, mentions, tickets

Sponsorship letter for charity event template

[Your Organization’s Letterhead]  [Date] [Sponsor’s Name]  [Title], [Company Name] Dear [Sponsor’s Name], My name is [Your Name], and I lead [role/department] at [Nonprofit Name]. We work to [one-line mission statement], and every year, our work depends on partners who share that commitment. On [Date], we are hosting [Event Name] at [Venue]. It is one of our biggest fundraising moments of the year, and this time, we are expecting [number] guests — [brief audience description, e.g., “local business leaders, long-time donors, and community advocates”]. We would love to have [Company Name] with us as a sponsor. Your support would go directly toward [specific use of funds], and in return, we would be glad to offer [key benefits — logo placement, event signage, verbal recognition, complimentary tickets, social media mentions]. I would love to connect and walk you through what sponsorship could look like for [Company Name]. You can reach me at [Email] or [Phone]. We are confirming sponsors by [Deadline Date] and would love to save a spot for you. Thank you for taking the time to read this. I hope we get the chance to work together. Warm regards,  [Your Name]  [Your Title]  [Nonprofit Name] [Contact Information]

2. Corporate cash sponsorship letter

A corporate cash sponsorship letter is a request for direct financial support from a company in exchange for brand visibility. Unlike event-specific letters, this one ties the sponsorship to your nonprofit’s broader programs or mission.

Ensure the sponsor understands exactly where their funds go. So, prioritize things such as:

• The specific program, initiative, or goal the funds will support
• The impact their contribution will make with clear details
• What the company receives in return for its support
• A specific amount or range that will help

Corporate sponsorship letter template

[Your Organization’s Letterhead] [Date] [Sponsor’s Name] [Title], [Company Name] Dear [Sponsor’s Name], My name is [Your Name], and I am the [Your Title] at [Nonprofit Name]. For [number] years, we have been working to [mission statement — e.g., “provide safe housing for families experiencing homelessness in the Greater Boston area”]. I am reaching out because [Company Name]’s commitment to [relevant value — e.g., community development, education, or social impact] aligns closely with the work we do every day. I believe a partnership between our organizations could create something genuinely meaningful. This year, we are focused on [specific program or initiative]. With a contribution of [$Amount], [Company Name] would help us [specific impact — e.g., “provide three months of transitional housing for five families”]. That is not a number we take lightly, and neither will the families who benefit from it. In return, we would be proud to recognize [Company Name] as a [Sponsor Level] partner through [list benefits — website listing, newsletter features, co-branded materials, event recognition, etc.]. I would welcome the chance to speak with you directly and share more about our work. Please feel free to reach me at [Email] or [Phone]. We are hoping to finalize our corporate partners by [Date], and I hope [Company Name] will be among them. Thank you sincerely for your consideration. Warm regards, [Your Name] [Your Title] [Nonprofit Name] [Contact Information]

3. In-kind donation request letter

Instead of funds, this type of nonprofit sponsorship letter requests support in the form of goods or services. This could be food and beverages for an event, raffle prizes, silent-auction baskets, or professional services like printing.

Your letter should be specific about:

• What you are asking for — be precise about the item or service
• How the support will be used and who it will benefit
• The context — an event, a donation drive, or a general operational need
• Any tax benefit the donor may be eligible for
• What recognition or visibility will the sponsor receive

In-kind donation request template

[Your Organization’s Letterhead] [Date] [Donor’s Name] [Title], [Company Name] Dear [Donor’s Name], My name is [Your Name], and I am the [Your Title] at [Nonprofit Name], a nonprofit dedicated to [one-line mission]. I am reaching out with a specific request that I hope [Company Name] might be well-positioned to help with. For our upcoming [event or program name] on [Date], we are looking for [specific item or service — e.g., “catering for 200 guests,” “printing for our event programs,” or “professional photography coverage”]. This contribution would go directly toward [explain the purpose and who benefits]. It is a tangible, direct way for [Company Name] to make a difference without a cash outlay. As a token of our appreciation, we would recognize [Company Name] in [list recognition — event signage, program listing, social media, verbal mention, etc.]. In-kind donations to registered nonprofits may also be tax-deductible — we are happy to provide documentation to support that process. If this is something [Company Name] can support, please reach out to me at [Email] or [Phone] by [Deadline Date]. I am happy to answer any questions or arrange a quick call. Thank you so much for considering this. It would mean a great deal to the people we serve. Warm regards, [Your Name] [Your Title] [Nonprofit Name] [Contact Information]

4. Campaign match letter

A campaign match letter asks a company to commit a fixed amount to match public donations to your nonprofit during a set campaign window. Every dollar donated by the public is matched by the sponsor up to their committed amount, multiplying the impact of your fundraising campaign.

Your letter should make the opportunity easy to visualize:

• The campaign name, timeframe, and fundraising goal
• The match ratio and cap you are proposing
• The specific program or initiative the funds will support
• What the sponsor receives in return for their commitment

Matching gift partner template

[Your Organization’s Letterhead] [Date] [Sponsor’s Name], [Title], [Company Name] Dear [Sponsor’s Name], My name is [Your Name], and I am the [Your Title] at [Nonprofit Name]. For [number] years, we have been working to [mission statement]. I am reaching out with an opportunity for [Company Name] to make an outsized difference during our upcoming [Campaign Name]. Every dollar donated by the public during [Campaign Dates] would be matched by [Company Name] at a [1:1 or other] ratio, up to [$Cap Amount]. That means every donor gives twice the impact, and [Company Name] gets to be the reason why. The funds raised will go directly toward [specific program or goal]. In return, we would be proud to recognize [Company Name] as our campaign match partner through [recognition benefits — dedicated landing page mention, social media, event signage, press release]. I would love to discuss this further at your convenience. Please reach me at [Email] or [Phone] by [Date]. Warm regards, [Your Name] [Your Title] [Nonprofit Name] [Contact Information]

5. Paid/promotional media sponsorship letter

This kind of letter asks a media outlet or agency to promote your nonprofit’s event or campaign through paid or in-kind advertising support. Think ad space, sponsored social content, or on-air mentions, not editorial coverage.

Your letter should make the value clear for both sides:

• The specific promotional placement you are looking for
• The event or campaign it supports, with dates and reach
• Why their audience and yours overlap
• What the media partner receives: co-branding, event presence, or community association

Paid/promotional media sponsorship letter

[Your Organization’s Letterhead] [Date] [Contact’s Name], [Title], [Media Outlet or Agency Name] Dear [Contact’s Name], My name is [Your Name], and I am the [Your Title] at [Nonprofit Name], a [mission-focused description] serving [community or region]. We are [hosting an event / launching a campaign] on [Date] and are looking for a media sponsor to support us with [specific ask: ad space in your publication, sponsored social posts, on-air mentions, newsletter placement]. Your audience closely mirrors the people we serve, which makes this a natural fit. In return for your support, we would recognize [Media Outlet Name] as our official media sponsor through [co-branding, logo placement on event materials, verbal recognition at the event]. Please reach me at [Email] or [Phone] by [Date] to explore what this could look like. Warm regards, [Your Name] [Your Title] [Nonprofit Name] [Contact Information]

6. Sponsorship renewal letter

A sponsorship renewal letter is sent to a sponsor who has supported your nonprofit before. It acknowledges their past support, shares what that support made possible, and invites them to continue the partnership for another year or campaign.

Your letter should feel personal and grateful, not transactional. 

• A genuine acknowledgment of their previous support
• The specific impact their sponsorship had — be concrete
• What is coming up next, and why their continued support matters
• Any changes or upgrades to their sponsorship package

Sponsorship renewal template

[Your Organization’s Letterhead] [Date] [Sponsor’s Name] [Title], [Company Name] Dear [Sponsor’s Name], I want to start by saying thank you. Partnering with [Company Name] last year was one of the highlights of our year, and we are hoping to do it again. Your sponsorship helped us [specific outcome — e.g., “provide after-school support to 300 students,” “fund emergency meals for 150 families,” or “host our most successful fundraising gala to date, raising $X”]. In return, [Company Name] was front and centre — [recap of recognition delivered, e.g., “featured on event signage, recognized from the stage, and tagged across our social channels reaching X people”]. This year, we are building on that momentum. We are [brief description of upcoming campaign, event, or program], and we would love to have [Company Name] back as a sponsor. Your sponsorship package this year would include [list benefits — same as before, or any upgrades]. If anything has changed on your end and you would like to explore a different level of involvement, I am happy to work with you on that too. Renewing is simple. Just reach out to me at [Email] or [Phone] by [Deadline Date] and we will take care of the rest. Thank you again for everything [Company Name] has done for our community. We hope this is the beginning of a long partnership. Warm regards, [Your Name] [Your Title] [Nonprofit Name] [Contact Information]

How to write a sponsorship letter that actually gets a response

A well-written sponsorship letter is clear, thoughtful, and respectful of the reader’s time. It should be written with your goals for your sponsors in mind and with strategies for convincing them to give.

Step 1: Open with a mission-driven hook

Your opening is what convinces a sponsor to keep reading. If it does not land, the rest of the letter does not matter.

Do not open with your nonprofit’s founding year or a formal mission statement. Instead, answer the question every sponsor is silently asking: why does this work matter? Think about how you would explain your cause to someone you just met. 

One or two honest, grounded sentences about who you serve and why it matters is all you need to pull someone in.

Step 2: Clearly explain what you are asking for

Once you have their attention, tell them exactly what you need. Do not bury the ask or work up to it slowly. 

State clearly what you are looking for, how much you are asking for, and where the fund goes. If you are reaching out about an event, include the name, date, and format. If it is program support, name the program and the goal the funds will help you hit.

That said, leave a little room for conversation. You do not need to present it as take it or leave it. A line that invites them to discuss what works best for them goes a long way.

Step 3: Show the sponsor what is in it for them

This is your chance to make them say yes. The best way to do that is to make the value impossible to ignore.

Start by connecting your audiences. Who does your mission serve? If that overlaps with the people a sponsor is trying to reach, say so directly. A sponsor will pay attention when your audience looks like the community they already want to be associated with.

Also, do a little homework. Look at the company’s website, its social media, and any events it has sponsored before. Are they focused on brand visibility? Do they care about community presence? That tells you what to lead with when listing what they will receive.

The more specific you are about what they get, the easier it is for them to say yes.

Also, keep in mind that sponsor benefits come with disclosure responsibilities. When sponsors receive tangible items, only the amount above fair market value is tax-deductible. Any benefits exceeding $75 require a written disclosure from your nonprofit.

Step 4: Present your sponsorship levels and packages

Asking a sponsor outright for a large sum can feel like a lot of pressure. Tiered packages take that pressure off. They give businesses of different sizes a way to get involved at a level that works for them.

Keep your tiers simple and make sure each one offers something clearly different from the last. A sponsor choosing between levels should be able to see exactly what changes as they move up. 

If you have a full corporate sponsorship proposal for nonprofits or a sponsorship proposal template ready with more details, reference it in the letter and offer to send it across. Keep the letter itself light and let the proposal do the heavy lifting.

Step 5: Include a clear call to action

Every nonprofit sponsorship letter needs a next step. Do not leave the sponsor wondering what to do after they finish reading.

Make it easy for them to respond in whatever way works best for them. Share a Calendly link so they can book a call at their convenience, invite them to simply reply to the email, or leave a phone number they can call directly. The easier you make it to reach you, the more likely they will.

A soft deadline also helps. Something like “we are confirming sponsors by [date]” moves things forward without feeling pushy.

Step 6: Close with credibility and contact info

End by telling the sponsor what their support would mean. Let them know that partnerships like theirs are the reason your nonprofit has been able to do what it does. 

Share a line about what you have achieved so far — a number, a milestone, something data-backed that shows your work is real and measurable. If you have an impact report or case study, link to it here. Let them see the full picture before they make their decision.

A few things worth including in the close:

• 501(c)(3) status and EIN:  Confirms you are a registered nonprofit and gives the sponsor what their finance team needs to process the contribution.
• A tax caveat where relevant: For in-kind asks, point the sponsor to their own tax advisor instead of claiming deductibility.
• Sign-off from the top: Use your founder, executive director, or a board member to close off the letter.

How to structure sponsorship levels?

Sponsorship tiers should be well-structured and clear. The number of tiers you offer depends on your nonprofit and the size of your sponsor pool, but most organizations focus on three to four. These could look something like this:

Title or presenting sponsor

This is your highest level of sponsorship and typically comes with exclusive or near-exclusive recognition rights. Only one or two sponsors should sit at this tier.

What to offer: Naming rights for the event or campaign, top logo placement on all materials, a dedicated speaking opportunity, premium seating or booth space, and significant social media and press recognition.

Pricing framework: This tier typically starts at $10,000 and can go well above that for larger organizations or high-profile events. For smaller nonprofits, $2,500 to $5,000 is a reasonable starting point.

Gold sponsor

The Gold tier is your second-highest level. It attracts mid-to-large businesses that want strong visibility without the exclusivity of a title sponsorship.

What to offer: Prominent logo placement on event materials and signage, social media recognition, complimentary tickets or a reserved table, and a listing in your event program or newsletter.

Pricing framework: Generally ranges from $5,000 to $10,000 for larger nonprofits. Smaller organizations can set this between $1,000 and $3,000, depending on the benefits offered.

Silver sponsor

The Silver tier is your mid-level option. It works well for businesses that want community visibility but have a more modest budget.

What to offer: Logo on select materials, a mention on social media, event signage recognition, and a listing in your program or on your website.

Pricing framework: Typically ranges from $1,000 to $5,000. For smaller nonprofits, $500 to $1,500 is a common range.

Bronze or community sponsor

This is your entry-level tier. It is designed to bring in smaller businesses or those sponsoring your organization for the first time.

What to offer: Name or logo on your website, a thank-you on social media, and recognition in post-event communications.

Pricing framework: Usually ranges from $250 to $1,000. Keep this tier accessible — it is often the start of a longer relationship.

A note on naming your tiers

Gold, Silver, and Bronze are widely recognized and easy to understand. But some nonprofits choose names that reflect their mission — like Champion, Advocate, and Friend, or Visionary, Partner, and Supporter. 

Either approach works as long as the tiers are clearly differentiated and easy to communicate in a letter or proposal.

How to find the right sponsor contact

Sending a great letter to the wrong person means you are wasting your time and theirs. Before you start reaching out, identify who actually makes a good sponsor. Look for someone:

• Whose audience overlaps with the people your nonprofit serves or attracts
• Whose CSR page reflects values that align with your mission
• Who has supported causes similar to yours in the past
• Who operates in the same community or region you work in

Once you have a shortlist, here is where to find the right contact:

• Start with your network: Talk to your team, volunteers, and board members. Someone may already have a connection at a company you are targeting. A personal introduction can open the door before your letter even arrives.
• LinkedIn: Search the company name and filter by job title. Look for roles like CSR Manager, Community Relations Director, or Partnerships Lead. These are the people most likely to handle sponsorship decisions.
• Company website: Check the About or Team pages. Many companies list department contacts directly, and a dedicated CSR or community-giving page can tell you a lot about whom to approach.
• Your existing donor database: Someone who has already given to your nonprofit may work at or have connections to a company you are targeting. A warm introduction always goes further than a cold letter.
• Local business directories and chambers of commerce: Useful for finding smaller or local businesses and often include direct contact details for decision-makers.
• Email finder tools: Hunter.io and RocketReach can help you find verified email addresses once you have identified the right person.

6 best practices to write your sponsorship letter 

A strong sponsorship letter is only as good as the effort behind it. These practices will help you get more responses and build relationships that last beyond a single campaign.

1. Research your sponsor before you write a word

Do not send a letter until you know who you are writing to and why they are a good fit. Look at their website, their social media, and any causes they have supported before. The more you know going in, the more relevant your letter will be.

2. Personalize every letter even when using a template

A sponsor will be able to tell when they’re reading a generic letter. Besides referring to their name, you can also personalize by looking for common ground. Search for values you both stand for, a cause they have publicly supported, or a community event they attended. 

The more specific you are, the more your letter feels like an invitation rather than a form.

3. Keep it concise and clear

Sponsors are busy people with a lot on their plates. Keep your letter tight and focused. Make sure it follows a clear structure and includes only what a sponsor needs to make a decision. Say what you need to say and stop there.

4. Follow up on time

After sending your letter, give the sponsor around five to seven business days before you follow up. A short, polite email referencing your original letter is enough. If you still do not hear back, one more follow-up a week later is reasonable. 

After that, move on gracefully. Pestering a sponsor who is not interested will not help your reputation with them down the line.

5. Stay in touch after confirmation

Once a sponsorship is confirmed, do not go quiet until the event or campaign is over. Keep your sponsor in the loop with occasional updates — how planning is going, what their support is making possible, and any milestones you hit along the way. 

A quick email or message goes a long way in making them feel like a genuine partner. After the campaign, share the results with proper details to turn their one-time support into a long-term one.

6. Send your sponsorship request well in advance

Most companies need time to review requests, get internal approvals, and allocate budget. Reaching out too close to your event or campaign deadline puts sponsors in a difficult position.

Once you have decided on your campaign, start by listing down exactly what you need from sponsors and what you can offer them in return. When that is clear, send your letters out at least two months in advance.

7. Be careful what you commit to in writing

Your sponsorship letter is a written record. Whatever you put in it, a sponsor may hold you to it. So, avoid promising things like:

• Guaranteed editorial coverage or press mentions
• Implied endorsement of the sponsor’s brand or products
• Access to your donor or attendee data
• Exclusivity without a clear definition of scope
• Specific audience numbers or reach you cannot confirm
• Deliverables that depend on third parties you do not control

When in doubt, leave it out of the letter and save that conversation for the sponsorship agreement stage.

8. Document expectations clearly 

A sponsorship letter gets the conversation started, but it should not be the only written communication. 

Once a sponsor says yes, confirm what each side has committed to in a formal sponsorship agreement. This includes deliverables, logo and copy approval rights, recognition timelines, and other relevant terms. 

9. Have a digital version of the letter ready

Create a full letter on letterhead for attachments, formal introductions, and printed mailers. Also, an email version because some sponsors prefer a quick digital read first, and having both ready means you can send whichever fits the relationship.

A few things to keep in mind when writing the email version:

• Lead with a clear subject line: “Sponsorship invitation: [Event Name], [Date]” gets opened. “Partnership opportunity” does not.
• Skip the address block: Open with who you are and why you are writing in the first line.
• Get to the ask within three lines: Make it clearly in the starting why you’re reaching and what you’re offering.
• Attach the full letter or sponsorship package: The email is the hook. The attachment carries the detail.
• End with a clear next step: A Calendly link or a direct ask for a 15-minute call makes it easier for them to decide how to respond.

Download our free sponsorship letter templates 

All six templates covered in this guide are available as a ready-to-use Google Doc. Save a copy, fill in your details, and send.

Download the templates

Put your sponsorship to work with the right platform

A sponsorship letter works when it leads with clarity and value. Be specific about what you need and what you can offer. Take the time to find sponsors whose values and audience align with yours and make that connection clear in your outreach. 

If you have sent sponsorship letters before and seen a positive response, use that as your foundation. Look at what worked, refine it, and build from there.

Getting sponsors on board is a big step. The next one is putting together a campaign that does justice to that support. 

RallyUp is an end-to-end fundraising platform built for nonprofits of all sizes. You can create and sell event tickets, build fully branded campaign pages that showcase your sponsors, and manage everything in one place without the back and forth.

Start fundraising with RallyUp today