Launch your company in the US or Europe. Real address, bank account, full accounting — from anywhere in the world.
We handle the infrastructure so you can focus on growth.
Trusted by 50+ companies across 12 countries
Choose your region to see relevant services and pricing.
Bulgaria, Hungary, Croatia, Spain
0% of our clients open their bank account within the first week
From company formation to daily accounting — all in one platform.
A real commercial sublease in your name. Not a virtual mailbox. Banks and payment processors approve it.
Register an LLC in the US or a DOO in Serbia. We handle the paperwork, you focus on building.
Open a business bank account with documents that actually get approved. Chase, Mercury, Stripe — covered.
Monthly bookkeeping, tax filing, annual reports. Local accountants who speak your language.
Contract reviews, compliance consulting, and residence permit assistance for founders relocating.
Receive, scan, and forward your business mail. Get notified instantly when something arrives.
From signup to a fully operational business — in days, not months.
Pick your country, select an address and a plan that fits your business.
~5 minComplete your application and upload the required documents.
~15 minWe review your identity, verify your company, and prepare your documents.
1–2 daysSign your commercial sublease agreement electronically.
~2 minOpen your bank account, activate accounting, and start operating.
1–5 daysTotal: 3–5 business days from signup to fully operational
No hidden fees. Cancel anytime.
Basic
Physical address + bank documents
Standard
Address + mail service
Advanced
Address + mail + bookkeeping
Ultima
Full business support
Premium addresses in growing business hubs across the US and Europe.
Downtown business district
Business center
Riverside office park
City center
City center
Uptown district
IT hub (coming Q4 2026)
“WarmShell helped me open a Chase account in 3 days after 4 months of rejections with virtual offices.”
Alex K.
E-commerce LLC · Houston, TX
“After months of bank rejections with my virtual office, WarmShell gave me a real sublease. Mercury approved me in 48 hours.”
Maria S.
SaaS Startup · Brazil → Wyoming LLC
“Moved from Moscow to Belgrade. WarmShell handled DOO registration, accounting, and residence permit — all in one place.”
Dmitry P.
IT Freelancer · Russia → Serbia DOO
Join founders from 12 countries who trust WarmShell to handle their business infrastructure.