First In

First In is a venture capital firm established in 2020 and located in Nashville, Tennessee. The firm focuses on investing in companies that tackle significant opportunities and challenges faced by commercial and government enterprises due to the exponential growth of data. First In primarily targets firms that specialize in data and security, seeking to support innovative solutions from inception to seed stage. By concentrating on modern security technologies, First In aims to enhance both enterprise operations and societal safety.

Renny McPherson

Managing Partner

16 past transactions

Castelion

Series A in 2025
Castelion is a defense technology company that specializes in modernizing military systems. It applies advanced hardware development and manufacturing methods to address key national security challenges, focusing on affordability, scalability, and supply chain resilience. Castelion offers services like high-speed hypersonic testing, thermal protection systems, and avionics, designed to integrate with existing platforms and enhance military capabilities while mitigating these critical concerns.

Pryzm

Pre Seed Round in 2024
Pryzm is a technology company that specializes in developing an AI-powered intelligence platform designed to enhance the efficiency of government contract capture. The company's platform facilitates online contracting by providing AI-driven search capabilities and alerts, allowing users to navigate the vast landscape of contracting and subcontracting opportunities. This technology aims to streamline the process of contract discovery, enabling government agencies to effectively connect with potential bidders. Through its innovative solutions, Pryzm seeks to improve the overall effectiveness of government procurement processes.

Dapple Security

Pre Seed Round in 2024
Dapple Security is a developer of a digital security technology platform focused on protecting human digital identity. The company offers a first-of-its-kind passwordless solution that employs responsible biometrics and adheres to privacy by design principles. This innovative platform enables enterprises to safeguard against phishing and various cyber attacks, enhancing overall security for users. By prioritizing user privacy and employing advanced technology, Dapple Security aims to create a safer digital environment for individuals and organizations alike.

Adlumin

Series B in 2023
Adlumin Inc. is a cybersecurity company that operates a security and compliance automation platform designed to identify threats, malfunctions, and IT operational failures. Founded in 2016 and based in Washington, D.C., the company collects and indexes data from various sources, including network traffic, web servers, and custom applications, to enhance security analytics. Adlumin's platform assists IT teams through security orchestration, automation, and machine learning, offering features such as One-Touch Compliance Reporting to streamline audit processes. The company focuses on serving mid-market organizations by providing advanced technology for threat detection, incident response, vulnerability management, and compliance support, ensuring that clients can effectively manage and mitigate cyber threats.

AnySignal

Seed Round in 2023
AnySignal is a developer of advanced radiofrequency technology designed to transform the delivery of RF capabilities across various challenging applications, including aerospace, space, and national security. The company focuses on creating comprehensive solutions that encompass communications, radar, navigation, and RF sensing. By addressing the shortcomings of existing offerings, which are often overpriced and lack integrated capabilities, AnySignal aims to provide innovative and cost-effective solutions. Their product lineup includes full-stack connectivity systems, such as software modems, hardware for in-flight and ground operations, data management software, and ground station integration tools. Additionally, AnySignal specializes in vehicle telemetry management systems and third-party radio drivers, positioning itself as a pivotal player in the development of modern aircraft, satellites, and secure communication systems.

Castelion

Seed Round in 2023
Castelion is a defense technology company that specializes in modernizing military systems. It applies advanced hardware development and manufacturing methods to address key national security challenges, focusing on affordability, scalability, and supply chain resilience. Castelion offers services like high-speed hypersonic testing, thermal protection systems, and avionics, designed to integrate with existing platforms and enhance military capabilities while mitigating these critical concerns.

Tidal Cyber

Seed Round in 2022
Tidal Cyber is a developer of a threat-informed defense platform that assists enterprise organizations in optimizing their cybersecurity defenses, operations, and investments. The company provides validated insights that enhance the ability to defend against significant threats, while also facilitating the assessment, organization, and optimization of security measures. By focusing on the behaviors of adversaries that are most relevant to its clients, Tidal Cyber enables organizations to define, measure, and improve their defense capabilities. This approach helps eliminate redundant mitigations and strengthens the overall security posture of its clients.

Phylum

Series A in 2022
Phylum is a cybersecurity company focused on protecting applications within the open-source ecosystem and the tools used for software development. It offers a comprehensive platform that employs an automated analysis engine to scan third-party code immediately upon its publication, allowing for the vetting of software packages, identification of risks, user notifications, and blocking of potential attacks. This platform is designed to integrate seamlessly throughout the development lifecycle, adapting to the specific infrastructure and application security maturity of organizations. Phylum's extensive database of open-source software supply chain risks is recognized as the most detailed and scalable in the industry. Founded by a team of experienced security researchers and developers with backgrounds in the U.S. Intelligence Community and commercial sectors, Phylum has received accolades for its innovation and workplace environment, including recognition at the Black Hat 2022 Innovation Spotlight Competition and inclusion in Inc. Magazine's 2023 Best Workplaces.

ClearMix

Seed Round in 2022
ClearMix is a video marketing platform that specializes in producing branded video content for sales and marketing teams through a fully remote process. The company offers a unique solution that allows clients to film guest interviews from any location, utilizing a remote recording studio supported by a network of professional video editors. This approach enables customers to create high-quality video content conveniently and efficiently, empowering them to effectively share their ideas with a global audience. ClearMix's innovative model caters to the evolving needs of businesses seeking to enhance their marketing strategies through engaging video content.

Pixm

Seed Round in 2022
Pixm, Inc. is a cybersecurity company based in New York that specializes in artificial intelligence technologies aimed at preventing phishing breaches. Founded in 2013, Pixm develops a real-time phishing detection platform that utilizes advanced visual recognition to identify zero-day phishing attacks. This innovative technology does not rely on traditional whitelists; instead, it meticulously analyzes every webpage for brand and login impersonations. In addition to its core anti-phishing capabilities, Pixm also provides services in email security, computer vision, and deep learning, assisting businesses and organizations in enhancing their overall website, network, and computer security.

Appaegis

Seed Round in 2021
Appaegis simplifies enterprise data access while enforcing strong zero-trust security for remote access. Its patent-pending solution protects data access and gives administrators full control over how enterprise data is used. The company was founded by security veterans with successful security track records.

Shift5

Series A in 2021
Shift5, Inc. is a cybersecurity company that specializes in developing products and systems designed to protect operational technology platforms, such as aircraft, spacecraft, ground combat vehicles, and construction machinery. Founded in 2019 and headquartered in Arlington, Virginia, Shift5 offers a range of hardware and software solutions, including its Shift5 Intake data recorder, which collects and transmits embedded data in real-time to detect intrusions. The company also provides Shift5 Engine, which employs rule-based and model-based analytics for identifying cyber attacks on internal communication networks, and Shift5 Gauge Cluster for data capturing and analytics. Additionally, Shift5 focuses on delivering intrusion detection and prevention capabilities, secure code delivery verification, and fault reporting across various standard and custom protocols, aiding both government and commercial clients in safeguarding critical infrastructure from cyber threats.

Phylum

Seed Round in 2021
Phylum is a cybersecurity company focused on protecting applications within the open-source ecosystem and the tools used for software development. It offers a comprehensive platform that employs an automated analysis engine to scan third-party code immediately upon its publication, allowing for the vetting of software packages, identification of risks, user notifications, and blocking of potential attacks. This platform is designed to integrate seamlessly throughout the development lifecycle, adapting to the specific infrastructure and application security maturity of organizations. Phylum's extensive database of open-source software supply chain risks is recognized as the most detailed and scalable in the industry. Founded by a team of experienced security researchers and developers with backgrounds in the U.S. Intelligence Community and commercial sectors, Phylum has received accolades for its innovation and workplace environment, including recognition at the Black Hat 2022 Innovation Spotlight Competition and inclusion in Inc. Magazine's 2023 Best Workplaces.

Moth + Flame

Seed Round in 2021
Moth + Flame VR is a prominent developer of immersive training technology that focuses on creating advanced virtual reality learning experiences for enterprise customers. The company utilizes artificial intelligence and natural language processing to deliver adaptive learning programs tailored for both hard and soft skills. By providing innovative training platforms, Moth + Flame VR enables organizations across various industries to enhance their learning and communication capabilities through engaging and interactive virtual environments.

Base Operations

Seed Round in 2021
Base Operations Inc. is a security solutions provider specializing in threat analysis through its advanced threat intelligence platform. Founded in 2015 and headquartered in Washington, D.C., the company focuses on aggregating, visualizing, and interpreting threat data to help organizations mitigate risks and safeguard their personnel and assets. Its offerings include street-level threat assessments, neighborhood threat ratings, and sophisticated visualizations, which utilize crowdsourced and official data to address geolocation-based challenges. The platform features a granular threat database enhanced by AI-powered predictive analytics, enabling organizations to derive actionable insights and improve response times for security tasks. Additionally, it includes a dashboard for security personnel, facilitating communication with employees in the field and enhancing overall safety during travel.

Caveonix

Series A in 2021
Caveonix is a cybersecurity company based in Falls Church, Virginia, founded in 2017. It specializes in risk management and protection for hybrid cloud environments. The company's flagship product, RiskForesight™, provides a proactive risk management framework that allows service providers and enterprises to continuously detect, predict, and respond to security threats and vulnerabilities affecting their cloud workloads. Caveonix's software offers comprehensive visibility into cloud infrastructure, platforms, applications, and data, along with automated compliance and security posture management. This enables clients to effectively monitor and automate their cyber defense efforts, addressing vulnerabilities and compliance issues in real time.
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