# Tareno Systems > Most consultants hand you a deck. We hand you the working system. A senior partnership working with telecom operators, ISPs, fibre and network infrastructure contractors, and utilities with large field forces. We combine operations experience across startups, large organisations and international groups with regulatory competence in the Greek and EU market, and we build and ship the software ourselves. Engagements end with a working system, not a recommendation document. ## Services - [Operations Diagnostic](https://tarenosystems.com/services/diagnostic/): A two-week paid assessment of a telecom or infrastructure operation, ending in a ranked roadmap and a working prototype of the top item. — from €3,500, fixed, 2 weeks. - [Build Sprint](https://tarenosystems.com/services/build-sprint/): Fixed scope, fixed price. A rollout tracker, subcontractor scorecard, exception dashboard or integration — built, deployed and handed over. — from €9,000, fixed, 2–4 weeks. - [Run](https://tarenosystems.com/services/run/): A flat monthly fee for the software we built together — run in your own cloud account, small changes live in days, and the code always yours. — Flat monthly fee, agreed with the build, Monthly, rolling. ## Case studies - [100+ technicians, planned from a spreadsheet every morning](https://tarenosystems.com/work/field-service-back-office/): A network infrastructure contractor running field operations for a telecom operator. Pending work nobody could assign: Undetected → 392 of 1,100. Delivered in Six weeks. - [Thousands of fibre jobs, tracked in spreadsheets and chat](https://tarenosystems.com/work/ftth-work-order-system/): A fibre rollout contractor delivering FTTH survey and construction. p95 under 300 concurrent users: 6.7 s → under 1 s. Delivered in 43 days. - [Paper receipts, retyped by hand at every month end](https://tarenosystems.com/work/expense-capture/): A group operating several companies under shared administration. Receipt capture: Retyped at month end → Photographed at the till. Delivered in Under a week. - [Leave, trips and project hours, approved by email and lost there](https://tarenosystems.com/work/hr-portal/): Our own product, for companies of a few to a few hundred people. Time to a working version: Two days. Delivered in Two days to a working version. ## Facts - Languages: el, en - Based in Greece; works remotely across the EU and internationally - Engagement models: paid diagnostic, fixed-scope build sprint, and Run — a flat monthly fee to keep the client's own software running and improving - Pricing: fixed price, not hourly. Ranges published on each service page. - Client names are anonymised by default; references available on request. ## Contact - [Contact](https://tarenosystems.com/contact/) - Email: hello@tarenosystems.com Greek-language version: https://tarenosystems.com/el/