We’re the engine that drives business growth across the region, whether you’re a start-up business or large manufacturing firm, we have the tools to help you.

Join us in embracing and supporting every business working to succeed in Southern Indiana. 1si strives to create a culture of inclusiveness throughout Southern Indiana. To this end, we have …

Calling all small business owners and manufacturers! The 1si Business Building Workshop is packed with expert-led sessions on marketing, financial planning, HR, and leadership to help …

Our Vision That our Southern Indiana region will be economically strong, and all businesses will flourish; providing viable jobs, prosperity and quality of place. Our Mission: To help businesses...

Grow faster with One Southern Indiana. We are the engine that drives business growth across the region.

Whether you're envisioning a brand new logo or looking to refresh your current one, it all starts with a conversation. In our discovery call, we’ll dive into your brand colors, explore the …

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From Indianapolis down to Frankfort, One Southern Indiana is the connector for businesses throughout the region (Louisville and Southern Indiana metro areas) and is driven to provide …

The best place for businesses! 1si is the connector for businesses throughout the region. We are committed to providing growth strategies, resources, services and solutions that help …

ET 200S 串行接口模块操作说明 西门子串口通讯综合文档（"ET200S串口通信文档"部分） S7-1500系统内使用ET200S 1SI模块实现自由口通信 S7-1500系统内使用ET200S 1SI模块实 …