![]() Specific Systems Specific Systems is a company that engineers and manufactures industrial environmental control systems. | ![]() MJ Mechanical Services MJ Mechanical Services is a company that provides commercial and industrial HVAC (heating, ventilation, and air conditioning) systems. | ![]() Dynaten Dynaten is an engineering company that provides commercial HVAC, mechanical, and electrical contracting. | |||
Founding Date | Founding Date 1974 | Founding Date 1977 | Founding Date 1980 | Founding Date 1947 | Founding Date 2005 |
Type | Type Private | Type Private | Type Subsidiary | Type Private | Type Private |
Tags | |||||
Locations | Locations Tulsa, US HQ Tulsa, US | Locations Tonawanda, US HQ Geneseo, US | Locations Fort Worth, US HQ | Locations Logansport, US HQ Indianapolis, US Warsaw, US | Locations Hohenems, AT HQ Bludesch, AT Marchtrenk, AT Wien, AT Asperg, DE Ravensburg, DE Civate, IT see more |
Employees | Employees 572% decrease | Employees 851% decrease | Employees 2942% increase | Employees 285 | Employees 3581% decrease |
Operating ⚠ | |||||
Trademarks (US) | Trademarks (US) 6 (Jul, 2022) | Trademarks (US) N/A | Trademarks (US) N/A | Trademarks (US) N/A | Trademarks (US) 6 (Apr, 2022) |

MJ Mechanical Services is a company that provides commercial and industrial HVAC (heating, ventilation, and air conditioning) systems.
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Dynaten is an engineering company that provides commercial HVAC, mechanical, and electrical contracting.
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