One Stop Systems One Stop Systems (OSS) is a company that designs, manufactures, and markets AI computing modules and systems. | ![]() Proemion Proemion is a technology company that builds infrastructure to connect mobile machines with humans (HMI), the cloud (IoT), and each other (M2M). | ||
Founding Date | Founding Date 1998 | Founding Date 1987 | Founding Date 2016 |
Type | Type Public | Type Private | Type Private |
Tags | |||
Locations | Locations Escondido, US HQ Gröbenzell, DE Anaheim, US Murray, US | Locations Fulda, DE HQ Fulda, DE Seoul, KR Dayton, US | Locations Singapore, SG HQ Chennai, IN Tokyo, JP San Diego, US |
Employees | Employees 1037% increase | Employees 1122% decrease | Employees 933% decrease |
Financial | |||
Gross profit | Gross profit $16m (FY, 2025) | Gross profit €13m (FY, 2021) | Gross profit N/A |
Operating ⚠ | |||
Customers | Customers 1.8 k (FY, 2022) | Customers 100 (Oct, 2022) | Customers N/A |

Proemion is a technology company that builds infrastructure to connect mobile machines with humans (HMI), the cloud (IoT), and each other (M2M).
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