Duoline Technologies: Detailed Company Information & Corporate Profile
Summary
Duoline Technologies was headquartered in Gilmer, Texas, serving the energy sector with a workforce of 10 to 50 employees and reporting annual revenues between $10 million and $50 million before ceasing operations.
The firm specialized in a premium internal corrosion‑resistant lining system for oilfield steel tubing and line pipe, presenting a cost‑effective, durable alternative to spray‑on coatings. Leadership included Controller Billie Traywick, Engineer Joe Farmer, Production Technicians Darrell McAvoy and William Billy Cody, Human Resources Generalist Grace Gonzalez, Material Handler Seth Wooldridge, and Business Development Manager Alwyn Fernandes, who focused on energy transition initiatives.
| Duoline Technologies Website | duoline.com |
| Social Links |   |
| Phone Number | +1.903.734.1371 |
| Industries | |
| Duoline Technologies Headquarters Address | 250 W Bluebird Rd., Gilmer, TX, 75645-7234 US |
| Company Size | 10-50 employees |
| Specialities & Services | Premium internal corrosion resistant lining system for oilfield steel tubing and line pipe., Duoline Technologies® cost-effective superior performance compared durable option of spray-on coatings. |
| DMA Code | Longview Metropolitan Area |
| Estimated Annual Revenue | $10M - 50M |
| Operating Status | Out Of Business |
| Updated: | 2026-09-23 |
Workforce Turnover
Length of Employment
Duoline Technologies's workforce includes employees across a wide range of tenure levels.
8% have been with the company for 3 to 4 years15% have been with the company for 5 to 7 years8% have been with the company for 8 to 10 years69% have been with the company for more than 11 years
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Duoline Technologies Corporate Information: FAQ
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