Contacts

Platform operator Vyacheslav Yu. Uglevatyi, registered as a Ukrainian sole trader (FOP), trading under the Kvatronix brand. Tax ID (RNOKPP): 3231707979. Date of state registration: 22.03.2012. Registered address: 64230, Ukraine, Kharkiv Oblast, Balakliia District, Bryhadyrivka village, Naberezhna Street 32. Place of registration file: Balakliia Regional State Administration, Kharkiv Oblast. Tax regime: simplified system (FOP). Brand and website: Kvatronix, kvatronix.in.ua. General inquiries Email: info@kvatronix.in.ua Telegram support: @kvatronix_support Phone: +380 99 042-21-13 Specialised channels • Customer technical support and warranty — support@kvatronix.in.ua • Order returns — returns@kvatronix.in.ua • B2B orders and corporate clients — sales@kvatronix.in.ua • Seller relations, partnerships, onboarding — partners@kvatronix.in.ua • API and technical integration — api@kvatronix.in.ua • Legal questions, complaints, claims — legal@kvatronix.in.ua • Personal data protection and data subject requests — privacy@kvatronix.in.ua Support hours Monday–Friday: 09:00–18:00 (Kyiv time). Saturday: 10:00–15:00 — online channels only. Sunday and public holidays — closed. We respond to messages during business hours within 2 hours; requests sent in the evening or on weekends are handled the next business day. Bank-transfer details (B2B orders) IBAN, correspondent bank and documents (contract, invoice) are sent on request to sales@kvatronix.in.ua. Current bank details: UA98 3003 4600 0002 6002 0266 2410 1 (USD), АТ «СЕНС БАНК», м. Київ. Written correspondence Data subject requests, legal claims and official correspondence should be sent to the registered address or to legal@kvatronix.in.ua / privacy@kvatronix.in.ua. A claim register is maintained in accordance with Article 1022 of the Ukrainian Civil Code and the Personal Data Protection Act.