SJF Ventures
SJF Ventures is a Durham, North Carolina-based venture capital firm focused on growth- and early-stage investments in cleantech, sustainability, and technology-enabled services across the United States. Founded in 1999, it backs companies with annual sales typically between $2 million and $30 million and enterprise value under $50 million, investing roughly $3 million to $10 million per portfolio company and up to $15 million over the life of a company. It seeks to lead or co-invest in syndicates, sometimes alongside debt with warrants, and aims to take a board seat. Portfolio companies operate in sectors such as energy efficiency, water and waste technologies, renewable energy, sustainable agriculture, health and wellness technology, education technology, and digital services leveraging software and data. The firm pursues rapid sales growth, profitability, and premium exits through strategic mergers, initial public offerings, or buyouts, with a five-year or shorter investment horizon. It maintains offices in San Francisco, New York, and Richmond, in addition to its Durham base.
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Past deals in Public Relations
Respondology
Series A in 2025
Respondology LLC is a Boulder, Colorado-based company that operates a Cost-Per-Click reply-based advertising platform designed to transform social media channels into effective advertising mediums. By analyzing millions of social posts daily, Respondology identifies customer sentiment and intent, enabling real-time marketing responses. The platform not only facilitates engagement with consumers based on their immediate wants and needs but also offers management tools for marketers to estimate, build, and optimize campaigns for better return on investment. Additionally, Respondology provides robust comment moderation solutions, allowing businesses to manage their online presence by swiftly removing harmful comments and spam across various social media platforms. This combination of advertising and moderation capabilities positions Respondology as a unique player in the social media landscape, helping brands maintain control and enhance their marketing efforts. The company was founded in 2008.
Respondology
Series A in 2023
Respondology LLC is a Boulder, Colorado-based company that operates a Cost-Per-Click reply-based advertising platform designed to transform social media channels into effective advertising mediums. By analyzing millions of social posts daily, Respondology identifies customer sentiment and intent, enabling real-time marketing responses. The platform not only facilitates engagement with consumers based on their immediate wants and needs but also offers management tools for marketers to estimate, build, and optimize campaigns for better return on investment. Additionally, Respondology provides robust comment moderation solutions, allowing businesses to manage their online presence by swiftly removing harmful comments and spam across various social media platforms. This combination of advertising and moderation capabilities positions Respondology as a unique player in the social media landscape, helping brands maintain control and enhance their marketing efforts. The company was founded in 2008.
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