# U.S. Venture Partners' Software Investments: 10 Startups in Its Portfolio (2026)

> The 10 Software startups U.S. Venture Partners has backed, by stage: $550M raised between them. From the rounds we track; updated nightly.

Source: https://millionrounds.com/portfolio-maps/u-s-venture-partners-usvp-software-portfolio (Millionrounds; every figure on the page links to its filing or article)

## Series C and later

6

- [InsideSales.com](https://millionrounds.com/company/insidesales-com)
- [Yammer](https://millionrounds.com/company/yammer)
- [Clustrix](https://millionrounds.com/company/clustrix)
- [*S* Synfora](https://millionrounds.com/company/synfora)
- [SupplyFrame](https://millionrounds.com/company/supplyframe)
- [NightFire Software](https://millionrounds.com/company/nightfire-software)

## Stage not reported

4

- [Act-On Software](https://millionrounds.com/company/act-on-software)
- [MontaVista Software](https://millionrounds.com/company/montavista-software)
- [*M* MOBITRAC](https://millionrounds.com/company/mobitrac)
- [TargetingMantra](https://millionrounds.com/company/targetingmantra)

## Segment by segment

### Series C and later

6 startups · $443M raised

- [**InsideSales.com**](https://millionrounds.com/company/insidesales-com) InsideSales offers the leading Enterprise Sales Engagement Platform that accelerates revenue. United States $204M
- [**Yammer**](https://millionrounds.com/company/yammer) Yammer is an enterprise social network that enables employees to collaborate across departments, geographies and business applications. United States $142M
- [**Clustrix**](https://millionrounds.com/company/clustrix) Clustrix provides the leading scale-out relational database engineered for the cloud or data center. United States $54M
- [*S* **Synfora**](https://millionrounds.com/company/synfora) United States $16M
- [**SupplyFrame**](https://millionrounds.com/company/supplyframe) Supplyframe is the Industry Network for electronics design and manufacturing. United States $16M
- [**NightFire Software**](https://millionrounds.com/company/nightfire-software) As of September 2, 2003, Nightfire Software, Inc. United States $12M

### Stage not reported

4 startups · $107M raised

- [**Act-On Software**](https://millionrounds.com/company/act-on-software) Act-On Software is a cloud-based integrated marketing platform designed for midsize businesses. United States $73M
- [**MontaVista Software**](https://millionrounds.com/company/montavista-software) MontaVista Software offers open-source software solutions for the embedded Linux systems market. United States $25M
- [*M* **MOBITRAC**](https://millionrounds.com/company/mobitrac) Mobitrac designs and develops software for delivery services and offers a database engine and industry standard APIs. United States $8.3M
- [**TargetingMantra**](https://millionrounds.com/company/targetingmantra) B2B Personalization SaaS Solution United States $1.1M

**How this map is made.** Every startup here works in Software and has raised money in a round we track that names U.S. Venture Partners as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.

## More portfolio maps

[All portfolios](https://millionrounds.com/portfolio-maps)

[Sector portfolio **U.S. Venture Partners' AI portfolio** 38 startups · $4.3B](https://millionrounds.com/portfolio-maps/u-s-venture-partners-usvp-ai-portfolio)[Sector portfolio **U.S. Venture Partners' Biotech portfolio** 17 startups · $1.4B](https://millionrounds.com/portfolio-maps/u-s-venture-partners-usvp-biotech-portfolio)[Sector portfolio **U.S. Venture Partners' IT Services portfolio** 12 startups · $209M](https://millionrounds.com/portfolio-maps/u-s-venture-partners-usvp-it-services-portfolio)[Co-investors **Who invests with U.S. Venture Partners** 164 co-investors](https://millionrounds.com/portfolio-maps/u-s-venture-partners-usvp-co-investors)[Portfolio map **U.S. Venture Partners portfolio map** 143 startups · $13B](https://millionrounds.com/portfolio-maps/u-s-venture-partners-usvp-portfolio-map)[Investments abroad **U.S. Venture Partners' investments in India** 18 startups · $3.1B](https://millionrounds.com/portfolio-maps/u-s-venture-partners-usvp-investments-india)

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