The startup that turned "expand overseas" from a legal project into a line item.
Here is a fact that founders discover the moment they try to sell something in a second country: the hard part is not the selling. It is the paperwork underneath the selling - the incorporation filing in a language you don't read, the trademark you didn't know you needed, the VAT return that is due whether or not anyone told you.
Flatfee, which operates at flatfeecorp.com and whose legal name is the refreshingly literal Overseas Operation Services, Inc., exists to make all of that somebody else's problem. The company describes itself as a managed marketplace: it assembles a network of vetted local vendors - accountants, lawyers, agents - across more than 58 countries, and then resells their work to clients as neat, bundled packages. Company formation. Trademark and patent registration. Bookkeeping. Tax and VAT compliance. Payroll and remote hiring. E-commerce store setup for the Amazon, TikTok Shop, Temu and SHEIN sellers who increasingly find themselves running a small multinational whether they meant to or not.
The insight is not that these services are novel. Registered agents and incorporation shops have existed for a very long time, and any of them will happily sell you a filing. The insight is that a business going global needs a dozen of these things, in a dozen jurisdictions, and that stitching them together - the translation, the engagement, the referrals, the awkward question of who is actually responsible when something goes wrong - is itself the product. Flatfee's pitch is that you should hire one platform instead of a dozen strangers.
And the name does a lot of quiet work. "Flatfee" is a promise about pricing, which in this industry is a promise about trust. Cross-border services are a market famous for surprise invoices and hourly billing that balloons the moment things get complicated. A flat fee says: you will know the cost of going global before you commit to it. Whether the company can always keep that promise is a fair question - its Trustpilot reviews are genuinely mixed, with delighted trademark customers on one side and frustrated incorporation clients describing unanswered emails on the other - but the ambition is coherent, and the ambition is the thing.
What makes Flatfee interesting is less the list of services than the shape of the bet. This is not a company trying to make global expansion exciting. It is a company trying to make it boring - to turn the parts of international business that keep founders awake into a checkout flow. If that sounds unglamorous, that is rather the point.
Flatfee's founder and CEO, Ning Zhang, did not arrive at this problem by accident. She spent years inside exactly the kind of firms that make cross-border work expensive - an associate at Jones Day starting in 2007, then White & Case, later a partner at MagStone Law and chair of the China Practice (West Coast) at CKR Law, with a law degree from Georgetown along the way. She has, in other words, personally billed the hours that Flatfee is trying to replace with a flat number.
That background explains a lot about the company. The service list reads like the practice areas of an international corporate lawyer - formation, IP, compliance, tax - because it more or less is. Zhang founded the company in 2021, betting that the expertise she'd sold one engagement at a time could be packaged, priced and scaled. It is a familiar arc for a certain kind of founder: someone who understands a market intimately from the inside decides the real opportunity is to dismantle the way it works.
Make overseas operations easy, thorough and efficient - so businesses can expand internationally without building a team in every country.
A world where any business, regardless of size, can operate across borders as easily as it operates at home.
Incorporate and register a business in 58+ countries - including as a non-resident - without flying anywhere.
Register trademarks and patents and monitor international IP portfolios across jurisdictions.
Cross-border tax advisory plus VAT, GST and sales-tax compliance handled for you.
Global bookkeeping and accounting so your back office scales with your borders.
International payroll, remote hiring and work-visa support in the countries you enter.
Store setup and compliance for sellers on Amazon, TikTok Shop, Temu and SHEIN.
| Field | Detail |
|---|---|
| Legal name | Overseas Operation Services, Inc. |
| Founded | 2021 |
| Headquarters | Palo Alto, California, United States |
| Latest round | Seed - $900,000, closed 3 Feb 2023 |
| Investors | KungHo Fund, Bixin Ventures |
| Total funding | ~$2.2M |
| Team size | ~19 employees |
| Model | Managed marketplace, flat-fee pricing |
Flatfee sits at the intersection of a few crowded markets. On formation, it competes with US-centric tools like Stripe Atlas, Firstbase and Doola. On global payroll and employer-of-record, the giants are Deel and Remote. On the traditional end, registered-agent and incorporation services like Northwest Registered Agent and incorporate.com have been doing pieces of this for decades.
Flatfee's wager is that none of them do the whole thing across 58+ countries in one place, and that a small, legally-fluent team - working remotely, wired together with the usual startup tooling - can coordinate a vendor network better than a founder juggling a dozen contracts can. It is a bet on breadth and coordination rather than on any single service. Whether breadth beats depth is the open question every marketplace eventually has to answer.
"Flatfee" is a pricing promise disguised as a brand - know the cost of going global before you start.
Its legal name, Overseas Operation Services, Inc., states the mission with no marketing whatsoever.
The company is headquartered in one place and built entirely around operating in all the others.