
Website, pricing, platforms and company facts side by side.
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| Website | 990.tax | opalstack.com |
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| Company | 2023 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


990.tax is an authorized IRS e-file provider offering an easy way to file your nonprofit’s tax return. We built it with small nonprofits in mind, based on personal experience and using best practices in the industry. As parent volunteers on a school PTA board we were faced with a difficult and...
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Tax 990 is an IRS-authorized e-filing solution for nonprofit organizations that helps clients understand the process of filing 990 series returns.
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