Definition

Definition is a venture capital firm based in New York City that focuses on investing in category-defining software companies. The firm seeks to identify and support innovative startups that have the potential to lead their respective markets. By concentrating on software ventures, Definition aims to foster growth and drive advancements in technology through strategic investments.

Thabet Mahayni

Principal

16 past transactions

Salsa

Series A in 2025
Salsa is a company that specializes in developing a payroll infrastructure platform tailored to meet the demands of today's workforce. The company offers a modern payroll Application Programming Interface (API) designed to support a wide array of payroll use cases while minimizing the complexity of frontend code. This allows businesses to effortlessly embed payroll workflows into their existing software platforms, facilitating the creation of customized payroll solutions. With Salsa's platform, companies can ensure timely employee payments and maintain compliance with relevant regulations, enhancing the overall efficiency of payroll management.

Tldraw

Series A in 2025
Tldraw is a collaborative drawing application that offers users an infinite canvas for creating diagrams and illustrations without the need for login. Launched in 2021 by Steve Ruiz, the app allows users to draw shapes, write text, and insert various media, including images, videos, and GIFs. It is accessible to all at no cost, making it a versatile tool for individuals and teams. Additionally, Tldraw provides developer tools that facilitate the integration of its drawing capabilities into other applications, enhancing its utility for software development. The platform is designed to render and react to components on the canvas, enabling users to create clear and elegant diagrams with a hand-drawn aesthetic.

Ramp

Secondary Market in 2025
Ramp is a company that specializes in providing modern solutions for financial operations and enterprise content delivery. Its financial platform includes tools for corporate card management, expense tracking, bill payments, and seamless accounting integrations, aimed at helping organizations optimize their financial tasks and reduce costs. Additionally, Ramp offers advanced video management and delivery software, enabling companies to enhance video content discovery, user engagement, and secure delivery. Its products, such as VideoVerge and AltitudeCDN, leverage innovative technologies like speech-to-text and natural language processing to create rich metadata for video assets, allowing them to be effectively integrated into popular content management systems. Ramp serves a diverse clientele, including prominent media companies and organizations across various industries such as healthcare, finance, and technology. Founded in 1948 and based in Boston, Massachusetts, Ramp operates as a subsidiary of Raytheon BBN Technologies Corporation.

Deterrence

Seed Round in 2024
Deterrence is a defense technology company focused on automating the production of reliable, safe energetics at scale.

BRM

Series A in 2024
BRM is a developer of an AI-powered vendor management and procurement platform.

Vooma

Series A in 2024
Vooma is a back-office automation platform that specializes in automated order entry for brokers and carriers in the freight industry. The company has developed an AI-driven, web-based platform that facilitates efficient document management services. By providing tools that automate freight orders, Vooma enables brokers and carriers to manage their operations more effectively, increasing order volume without the need for additional staffing. This innovative approach streamlines processes and enhances productivity within the logistics sector.

Arphie

Seed Round in 2024
Arphie develops an AI tool designed for RFPs, questionnaires, and content library optimization. Its mission is to build a collaboration intelligence platform, making it simple and intuitive for cross-functional teams to work together.

Footprint

Series A in 2024
Footprint is an onboarding platform that solves KYC, Security, Auth, and Fraud with five lines of code. By utilizing novel technologies such as nitro enclaves, passkeys, and app clips, Footprint has helped companies generate hundreds of thousands of dollars in customer LTV by boosting their conversion while also preventing fraud attacks through propriety deterministic signals.

Ramp

Series D in 2024
Ramp is a company that specializes in providing modern solutions for financial operations and enterprise content delivery. Its financial platform includes tools for corporate card management, expense tracking, bill payments, and seamless accounting integrations, aimed at helping organizations optimize their financial tasks and reduce costs. Additionally, Ramp offers advanced video management and delivery software, enabling companies to enhance video content discovery, user engagement, and secure delivery. Its products, such as VideoVerge and AltitudeCDN, leverage innovative technologies like speech-to-text and natural language processing to create rich metadata for video assets, allowing them to be effectively integrated into popular content management systems. Ramp serves a diverse clientele, including prominent media companies and organizations across various industries such as healthcare, finance, and technology. Founded in 1948 and based in Boston, Massachusetts, Ramp operates as a subsidiary of Raytheon BBN Technologies Corporation.

Salsa

Seed Round in 2023
Salsa is a company that specializes in developing a payroll infrastructure platform tailored to meet the demands of today's workforce. The company offers a modern payroll Application Programming Interface (API) designed to support a wide array of payroll use cases while minimizing the complexity of frontend code. This allows businesses to effortlessly embed payroll workflows into their existing software platforms, facilitating the creation of customized payroll solutions. With Salsa's platform, companies can ensure timely employee payments and maintain compliance with relevant regulations, enhancing the overall efficiency of payroll management.

Tactic

Venture Round in 2022
Tactic manages their finances in a clean, compliant way. The platform provides a clear view of an organization's treasury and a robust transaction audit trail in an accounting-friendly format. it works seamlessly with existing custody solutions including Gnosis Safe and traditional financial software like QuickBooks.

Ramp

Series C in 2022
Ramp is a company that specializes in providing modern solutions for financial operations and enterprise content delivery. Its financial platform includes tools for corporate card management, expense tracking, bill payments, and seamless accounting integrations, aimed at helping organizations optimize their financial tasks and reduce costs. Additionally, Ramp offers advanced video management and delivery software, enabling companies to enhance video content discovery, user engagement, and secure delivery. Its products, such as VideoVerge and AltitudeCDN, leverage innovative technologies like speech-to-text and natural language processing to create rich metadata for video assets, allowing them to be effectively integrated into popular content management systems. Ramp serves a diverse clientele, including prominent media companies and organizations across various industries such as healthcare, finance, and technology. Founded in 1948 and based in Boston, Massachusetts, Ramp operates as a subsidiary of Raytheon BBN Technologies Corporation.

Kandji

Series C in 2021
Kandji, Inc. is a cloud-based software provider that specializes in customizable security, compliance, and reporting solutions for Apple devices, including Mac computers, iPhones, iPads, and Apple TVs. Founded in 2018 and based in San Diego, California, Kandji offers a platform that enables IT teams to configure and enforce macOS security parameters while automating monitoring and remediation processes. The software features one-click compliance templates and over 150 pre-built automations, apps, and workflows, significantly reducing the time spent on manual tasks. Kandji's mission is to simplify and enhance the management of Apple devices for businesses, ensuring they remain secure, compliant, and productive through continuous innovation and a focus on user experience.
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