# Vintrosys > Vintrosys builds customised ERP for businesses on Frappe, the open-source framework behind ERPNext. Founded in 2023 and based in Tiruppur, India. It designs and builds ERP around each client's own processes (accounts, stock, sales, production, HR, service), then implements, supports and trains teams on it, and has customers in India, Sri Lanka, the UAE, Africa and Australia. Clients own the code and the data, with no per-user licence fees, unlike licensed ERPs such as Zoho, SAP or Tally add-ons. Key facts: - Services: ERPNext implementation, custom Frappe app development, integrations (GST e-invoice and e-way bill via India Compliance, biometric attendance, Razorpay/UPI, WhatsApp and SMS), support and version upgrades, data migration from Tally, Busy, Zoho or Excel, and Frappe/ERPNext training. - Products worked with: ERPNext, Frappe Framework, Frappe HR, Frappe CRM, Frappe Helpdesk, Frappe Insights, Frappe Builder, Frappe Education. - Certifications (Frappe School, issued by Frappe): Kaviya Periyasamy (co-founder): Frappe certified · Frappe Framework v15 (verify: https://school.frappe.io/lms/user/kaviya/certificates); Pon Sakthivel (solution engineer): Frappe certified · ERPNext v15 (verify: https://school.frappe.io/lms/user/ponsakthivel/certificates). - Track record: 75+ ERPNext and Frappe projects; 60+ custom Frappe apps built for clients (public work at https://github.com/Vintrosys); 80+ customers. - Clients (named with their permission): Aaladipattiyan, Poomer Clothing Company, Innovative Sewing India, Sree Chakra Sewing Systems, Edutive, Ravi, Anther Technologies, Arctic Turns, Devi Industries, Mazeworks Solutions. - Selected projects: - Sales cycle and service-ticket cycle for a sewing machine company (After-sales service · Sales) - Kitchen display system (KDS) for restaurants in Kenya (Restaurants · Kenya) - Quality control and production logic for a fabric manufacturer (Manufacturing & QC) - Production programs for a Tiruppur garment maker (Textile & apparel) - Finance reporting for a 72-outlet coffee chain (F&B chain) - VAT-ready pricing and stock valuation for a trading company (Retail & trading) - Shipment packing for an industrial exporter (Manufacturing & export) - Lead management with site visits and duplicate detection (Pre-sales CRM) - Direct bank integration and GST tax breakups (Finance & banking) - Education platform and school HR (Education) - The toolkit we reuse on every project (Platform & tooling) - Founded: 2023, in Tiruppur, India. - Markets: customers in India, Sri Lanka, the UAE, Africa and Australia. On-site work across India, remote delivery worldwide. - Founders: Sathish Kumar and Kaviya Periyasamy. - Location: 40A, 162, Uthukuli Rd, Mannarai, Tiruppur, Tamil Nadu 641607, India. - Contact: admin@vintrosys.com · +91 96292 06200 (call or WhatsApp) · https://vintrosys.com/contact ## Main pages - [Customised ERP on Frappe & ERPNext](https://vintrosys.com/): Vintrosys builds customised ERP on open-source Frappe and ERPNext around how your business works. You own the code and data, with no per-user licence fees. - [ERPNext Implementation & Support Services](https://vintrosys.com/services): ERPNext implementation, custom Frappe app development, integrations, support and upgrades from a certified Frappe team in Tiruppur, India. - [ERPNext Case Studies from Tamil Nadu](https://vintrosys.com/case-studies): How a 72-outlet coffee chain, a Tiruppur garment manufacturer and a school group run on Frappe and ERPNext: what each needed and what we built for them. - [ERPNext & Frappe Training, Online & On-site](https://vintrosys.com/training): Hands-on Frappe Framework and ERPNext training for developers, functional teams and companies, online or at your office anywhere in India. - [Contact Vintrosys](https://vintrosys.com/contact): Talk to Vintrosys about ERPNext implementation, custom Frappe apps, support or training. Call or WhatsApp us, or book a free demo. - [ERPNext Solutions: Finance, Stock, Sales & More](https://vintrosys.com/solutions): Open-source ERPNext for distribution, retail & POS, pre-sales CRM, after-sales service, manufacturing, HR and projects, implemented by Vintrosys. - [Our Work: ERPNext & Frappe Projects](https://vintrosys.com/experience): Custom Frappe apps Vintrosys has built: sales & service-ticket cycles, manufacturing QC, garment production, F&B finance, retail pricing, CRM and education. - [ERPNext Service Provider in India & Abroad](https://vintrosys.com/erpnext-service-provider): Vintrosys in Tiruppur, India implements, customises and supports ERPNext for businesses in India and abroad, with no per-user licence fees and code you own. - [Frappe & ERPNext Platform: Every App and Module](https://vintrosys.com/frappe-erpnext-platform): Everything you can run on open-source Frappe & ERPNext: accounting, GST, stock, manufacturing, HR & payroll, CRM, helpdesk, Insights, LMS, websites and more. - [ERPNext Implementation & Services in Tiruppur](https://vintrosys.com/erpnext-services-tiruppur): ERPNext implementation, customisation, Tally migration and support for Tiruppur businesses. Customised ERP on open-source Frappe, no per-user fees. - [ERPNext Implementation & Services in Coimbatore](https://vintrosys.com/erpnext-services-coimbatore): ERPNext implementation, customisation, Tally migration and support for Coimbatore businesses. Customised ERP on open-source Frappe, no per-user fees. - [ERPNext vs Tally: Honest Comparison](https://vintrosys.com/erpnext-vs-tally): Tally is excellent accounting and inventory software, and many businesses should stay on it. ERPNext is a full ERP: when you need production, HR and… - [ERPNext vs Zoho: Honest Comparison](https://vintrosys.com/erpnext-vs-zoho): Zoho is a polished cloud suite and a good choice for teams that want everything managed for them. ERPNext suits businesses that want one integrated ERP… - [ERPNext vs SAP Business One: Honest Comparison](https://vintrosys.com/erpnext-vs-sap-business-one): SAP Business One is a proven mid-market ERP with a large partner network. ERPNext delivers comparable modules without per-user licences, with full source… - [ERPNext vs Odoo: Honest Comparison](https://vintrosys.com/erpnext-vs-odoo): Odoo and ERPNext are both open-source ERPs. The key difference is the model: Odoo's Enterprise edition, with many important features, is paid per user,… - [Hire Frappe & ERPNext Developers in India](https://vintrosys.com/hire-frappe-erpnext-developers): Hire Frappe and ERPNext developers for custom apps, integrations and reports: fixed-scope projects, dedicated developers or support retainers. Code you own. - [ERPNext Implementation in UAE: Dubai & Abu Dhabi](https://vintrosys.com/erpnext-implementation-uae): ERPNext implementation and custom Frappe development for UAE businesses: VAT-ready accounts, multi-currency, Arabic invoices, no per-user licence fees. - [ERPNext Implementation Services in the USA](https://vintrosys.com/erpnext-implementation-usa): ERPNext implementation and Frappe development for US businesses at offshore rates: QuickBooks migration, Shopify sync, US-hosted data, no per-user licences. - [ERPNext & Restaurant KDS: Nairobi, Kenya](https://vintrosys.com/erpnext-implementation-kenya): ERPNext implementation, kitchen display systems (KDS) and custom Frappe development for Kenyan businesses: M-Pesa, KRA eTIMS, no per-user licence fees. - [ERPNext by Industry: Textile, F&B, Distribution](https://vintrosys.com/industries): ERPNext set up for textile and apparel, F&B chains, distribution, retail, manufacturing, service, education and trading businesses, by Vintrosys in Tiruppur. - [ERPNext Cost Calculator: Licensed ERP vs ERPNext](https://vintrosys.com/erpnext-cost-calculator): Calculate what per-user ERP licences would cost you over 1 to 10 years, and compare with ERPNext's ₹0 licence fees. Licence, code, data and exit terms compared. - [Field Service App & Property Tracker on Frappe](https://vintrosys.com/products): Vintrosys products on Frappe: a field service app with GPS check-ins, customer OTP and WhatsApp invoices, and a property tracker for land site visits. ## Optional - [GitHub](https://github.com/Vintrosys): public repositories - [LinkedIn](https://www.linkedin.com/company/vintrosys-business-solutions/)