Oklahoma, United States
Custom ERP and billing, AI agents, web applications and SaaS for energy and aerospace businesses in Tulsa, OK. Built by Flip Retail in Jaipur, India, and delivered remotely, with working software every two weeks.
National tax, e-invoicing and data rules, with sources: United States guide. General information, not legal or tax advice. Last reviewed October 2026.
01 — Local economy
Once billed as the Oil Capital of the World, Tulsa still hosts pipeline operators Williams and ONEOK and a deep base of makers of heat exchangers, compressors and HVAC equipment such as AAON. American Airlines runs its largest maintenance base at Tulsa International Airport, NORDAM builds and repairs aircraft components, and the Tulsa Port of Catoosa, at the head of the McClellan-Kerr navigation system, ships bulk goods by barge toward the Gulf.
English and Spanish
02 — Industries
What we would build first for the industries Tulsa is known for.
03 — Local rules
On top of the national rules summarised above.
| Oklahoma | Sales tax: 4.5% state rate plus local taxesPrivacy: Oklahoma Consumer Data Privacy Act (SB 546, enacted March 2026; effective 1 Jan 2027) |
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General information, not legal or tax advice. Last reviewed October 2026. National tax, e-invoicing, data-protection and AI rules, with sources, are in our United States guide.
04 — Working together
Jaipur is 11 h 30 min ahead of Tulsa, OK on standard time, and 10 h 30 min ahead during daylight saving time there. A 09:00 start there is 20:30 in Jaipur. Office hours don't overlap, so we fix one call slot at the edge of the day and work asynchronously in between.
Local time, standard time.
Pranjal was excellent — fast, great at communicating, and completed the custom work.
50+ projects for 30+ clients in 11 countries over six-plus years.
05 — FAQ
Yes, remotely. Flip Retail is a software studio in Jaipur, India, with no office in Tulsa; discovery happens on video calls and you get working software every two weeks.
Jaipur is 11 h 30 min ahead of Tulsa, OK on standard time, and 10 h 30 min ahead during daylight saving time there. A 09:00 start there is 20:30 in Jaipur. Office hours don't overlap, so we fix one call slot at the edge of the day and work asynchronously in between.
Yes. Invoicing handles Oklahoma sales tax (4.5% state rate plus local taxes) and the other states where you have nexus. If you or your customers want it, a custom ERP can connect to DBNAlliance through an accredited provider.
Yes. Current language models handle English and Spanish well, including mixed-language messages. We still test an agent in each language your customers use before it goes live, and route anything it is unsure about to your team.
Usually one module that fixes the most expensive problem first. For energy, oil & gas that is often project & contract costing and asset and equipment register. It goes live early, and the rest of the system follows in two-week increments while your team is already using it.
Contact
Tell us about the process you want fixed. We reply within one working day.