United States
St. Petersburg, Florida
Headquarters · global parent
Sosna Gems Investments Inc.
Head Office: 7901 4th St N, Ste 300
St. Petersburg, FL 33702, USA
Global parent entity and strategic management of the holding.
Contact
Global Trade Desk & Offices
For seller applications, trade access, private sourcing, custody and Trade Desk requests. We operate from three jurisdictions under one parent: Sosna Gems Investments Inc. (USA).
Quick contact form
Send a structured request
All submissions are reviewed by the relevant team and answered by a qualified contact. Communication is subject to internal review for relevance.
Primary contact channels
Direct lines to SOSNA Trade Desk
Direct connection to the relevant SOSNA Exchange department.
exchange@sosnagems.com
Web
sosnaexchange.com
Global presence
Three jurisdictions, one holding structure
Sosna Gems Investments Inc. is incorporated in the United States as the parent entity, with operating branches in Dubai (DMCC Free Zone) and Prague for the European market.
Structured contact channels
Right inbox for every request
Routing your message to the dedicated team shortens response time and protects the confidentiality of trade-sensitive enquiries.
General inquiries
Press overview, public information, anything else.
exchange@sosnagems.com
Trade Desk
Wholesale trade access, RFQ, private sourcing.
trade@sosnagems.com
Vault — custody
Insured custody, allocation, audit reports.
vault@sosnagems.com
Verify
Certificate reviews, laboratory report verification.
verify@sosnagems.com
Partnerships
Strategic partnerships, distribution, institutional.
partners@sosnagems.com
Concierge
Private buyer concierge, family office service.
concierge@sosnagems.com
Press & media
Press releases, interviews, media kit requests.
press@sosnagems.com
Direct enquiries
Ready to start a structured conversation?
Reach the right team in one step — either by direct email or via the form above.
Communication is reviewed for relevance. Replies are delivered only to qualified contacts.