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The One Valuation You Can’t Afford to Ignore
Learn what a 409A valuation is, why startups need it, and how SeedScope.ai makes it fast and audit-ready. Stay IRS-compliant and startup-smart.

Ege Eksi
CMO
Nov 11, 2025
Seedscope.ai is hands-down the easiest way for startup founders to get a fast. We built SeedScope to deliver AI-powered valuations in days (not weeks), so you can stop stressing about compliance and focus on building your business. In short, if you need a valuation done right and done quickly, SeedScope has you covered.
What Is a 409A Valuation (and Why Should Founders Care)?
A 409A valuation is essentially an independent appraisal of the fair market value (FMV) of your startup’s common stock. In plain terms, it’s the official price tag for your company’s shares, primarily used to set the strike price for employee stock options. Think of it like getting a professional appraisal before selling your house – except here it’s about valuing your company’s stock before you hand out options to your team.
Why does this matter? Because U.S. tax rules (IRS Section 409A) require that stock options be granted at or above fair market value. If you issue options below the true value (trying to give an ultra-low strike price as a perk), the IRS will see those as “discounted” stock options and unleash a world of tax pain on your team. Seriously, messing up a 409A means your employees could owe immediate income tax plus a 20% penalty even if they haven’t sold a single share. In other words, a botched 409A turns what should be a tax-free incentive into a nasty tax bill – and no founder wants to surprise their team with that news.
On the flip side, getting a proper 409A valuation keeps your option grants legal, compliant, and tax-free for your employees. It’s not just about dodging IRS penalties; it’s also about credibility. Investors and acquirers will eventually comb through your books, and finding a lack of 409A valuations is a huge red flag. (Nobody wants potential tax violations lurking on the cap table.) By staying on top of your 409A, you’re showing you run a tight ship. In fact, one startup attorney said ignoring 409A is one of the “dumbest and most costly” mistakes a new startup can make. Ouch. The good news: a 409A valuation doesn’t have to be painful or expensive (especially with tools like SeedScope automating the heavy lifting).
When Does Your Startup Need a 409A Valuation?
So, when exactly should you get a 409A valuation? Here are the key moments to remember:
Before issuing any stock options – Planning to grant equity to employees or advisors for the first time? Do a 409A first. This sets a fair strike price from day one.
After major milestones that boost your valuation – If you closed a funding round, landed a huge customer deal, or anything that significantly changes your company’s value, it’s time for a fresh 409A. Any big “up-and-to-the-right” moment (or even a major setback) likely means your old valuation is outdated.
At least once every 12 months – Even without big changes, you must refresh your 409A at least annually to stay in compliance and keep issuing options. Many startups just make it an annual habit.
(Bonus tip: 409A valuations generally expire after 12 months, or sooner if a “material event” happens, so think of it like a yearly check-up for your startup’s equity.)
Bottom Line
A 409A valuation might not be the most glamorous part of startup life, but it’s the one valuation you truly can’t afford to ignore. It protects your team from nasty tax surprises, keeps your startup on the right side of the law, and shows investors you’ve done your homework.

Ege Eksi
CMO
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