My girlfriend offered to fund my small business, then added herself as a twenty-percent owner

I have been planning a small mobile coffee business for almost a year. I have a full-time job, so the plan is modest: weekend events, a used cart and a menu I can operate alone.

My girlfriend has been enthusiastic from the beginning. She tasted every version of the cold brew and listened while I compared equipment I could not yet afford.

Last month, she offered me $12,000 from her savings so I could launch before the holiday season. I said I would repay her monthly with interest. She said charging me interest felt strange and that we could work out something more supportive.

On Saturday, she brought me a draft agreement. It gave her twenty percent of the business.

I was surprised. She was surprised that I was surprised.

She said this was not a gift and that ownership aligned our interests better than debt. If the business struggled, I would not owe fixed payments. If it succeeded, she would share the upside of taking an early risk.

That reasoning is not irrational. What bothered me was that she had already described herself in the document as a founding investor and included approval rights for purchases above a certain amount. The business I had pictured as mine had become ours before I had agreed to take her money.

I told her I would rather wait and save. She said pride was making me reject a practical opportunity. She also reminded me that she has contributed months of unpaid help: research, tasting, logo feedback and introductions to two event organizers.

I appreciate all of it. I never understood those things as work exchanged for ownership. She says that is exactly how invisible contributions stay invisible.

The conversation has become tangled with our relationship. She asks whether I see her as a real partner in my future. I say yes, but owning part of a business is not the same as building a life together. She hears that distinction as me wanting her support without letting her benefit.

I also worry about what happens during ordinary disagreements. If we argue about a holiday, will the next conversation about a new grinder still be purely commercial? If we break up, will we remain connected by a cart neither of us can easily buy the other out of?

She has not transferred any money, and I have signed nothing. We are not in an emergency. The cleanest choice may be to decline.

But I need to address the larger issue too: what did her help mean, and what did I let her believe it meant?

Is it reasonable to reject a partner’s investment because the personal and financial ties feel too difficult to separate? If I decline, how do I recognize the support she already gave without retroactively turning every favor into equity?