Sam Ross (@SpamRoss) / X

Sam Ross

2,473 posts

Sam Ross

@SpamRoss

Co-founder/CEO @Numeral (YC 23), the fastest, easiest way to stay compliant with US sales tax and global VAT. Trusted by 3,000+ ecommerce and SaaS businesses.

SF & LA

Joined March 2010

Pinned
Sam Ross
@SpamRoss
Sep 18, 2025
I’m thrilled to share that @numeral has raised a $35M Series B, led by Mayfield, at a $350M valuation! Turns out, sales tax and VAT have gotten so complex that we need AI and millions of dollars in VC funding to make it simple again. This brings us to $57M in funding, including
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639K
Sam Ross
@SpamRoss
Oct 3, 2025
Our 1st customer paid us $75 per filing. Our 10th customer paid us $75 per filing. Our 11th customer paid us $75 per filing. Our 101st customer paid us $75 per filing. Our 1001st customer paid us $75 per filing. Our 1002nd customer paid us $150 per filing because they
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Sam Ross
@SpamRoss
Mar 4, 2025
Excited to share that Numeral has raised an $18M Series A led by Benchmark! We started @NumeralTax two years ago to solve the nightmare that is sales tax for growing ecommerce brands. Simply put – sales tax was the last thing I wanted to think about when scaling my brands.
393K
Sam Ross
@SpamRoss
May 15, 2025
too low
Arfur Rock
@ArfurRock
May 15, 2025
Numeral — Sales tax automation for ecomm & saas. ~$11M ARR, ~3x YoY, raising $30M Series B. Announced an $18M Series A from Benchmark just two months ago.
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Sam Ross
@SpamRoss
Sep 19, 2025
Had a blast with @johncoogan and @jordihays on @tbpn! Can confirm the gong is even better in person!
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Sam Ross
@SpamRoss
Jan 29, 2024
My DTC brand was doing $10M/year in revenue. I left it behind to start Numeral. Here’s why:
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Sam Ross
@SpamRoss
Mar 18, 2024
I scaled a DTC brand to $10M in revenue. If I had to do it again, but faster, I’d use these 11 tools:
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Sam Ross
@SpamRoss
Jul 12, 2023
This happened 💍
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Sam Ross
@SpamRoss
Nov 12, 2024
YC was a game-changer for us. Frankly, we wouldn't be where we are today without @ycombinator. Today is the deadline to apply for the YC W25 batch… you should apply! 🧡 There are lots of accelerators out there. And there are lots of ways to raise a seed round. But the value
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Sam Ross
@SpamRoss
Mar 1, 2024
I sold over $25M of jewelry online. It was a terrible business. The truth is, big numbers like that look cool on the surface. When you dig deeper, you uncover a host of issues...
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Sam Ross
@SpamRoss
May 29, 2023
I had an itch to scratch with sales tax while running a couple of 7/8-fig brands on @Shopify. About 8 months later, we're building @NumeralTax, the #1 solution to eliminate the headache of filing sales tax across 45 states and 3k+ counties. Typically, brands on Numeral
Harley Finkelstein
@harleyf
Oct 13, 2022
Taxes are a pain in the a*s and insanely time-consuming. That's why we built Shopify Tax.
17K
Sam Ross
@SpamRoss
Mar 25, 2024
If your DTC business doesn’t work with Facebook ads, it likely won’t work at all. Here’s the truth: I see lots of DTC owners and operators say you need to test a ton of different channels (Pinterest, Snapchat, referrals, etc) to see what works. I couldn’t disagree more. When
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Sam Ross
@SpamRoss
Jul 30, 2025
Excited to share that @numeraltax has acquired the @SpendRuby team. And as part of this acquisition, we’re excited to welcome the entire Ruby Card team, including @ShariarK8, @jordanyaqoob, and @_AceroM, to Numeral. This marks our first acquisition, and it has been a long time
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Sam Ross
@SpamRoss
Nov 6, 2025
Say hello to @numeral.com 🚀 Same great sales tax solution. Shorter URL.
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