Mark Midle

Managing Director @ Lateral | Private Equity

📍 San Francisco, California, United States🔄 Updated September 2026💼 20 investments📅 21 years investing🗓 Last invested Jan 2022𝕏 @upgrade_to_unlock
VC🌍 United States20+ investments
20
Total investments
0
Early stage
2
Mid stage
5
Late stage
21y
Years active

Portfolio

10 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Board Member
2022
Locus Robotics is the world leader in revolutionary, enterprise-level, warehouse automation solution, incorporating powerful and intelligent autonomous mobile robots (AMRs) that operate collaboratively with human workers to dramatically improve product movement and productivity 2–3X. Named to the Inc. 500 three years in a row, and winning over 25 industry and technology awards, the Locus solution dramatically increases order fulfillment productivity, lowers operational costs, and improves workplace quality, safety, and ergonomics for workers. Supporting more than 120+ of the world’s top brands and deployed at 300+ sites around the world, Locus Robotics enables retailers, 3PLs and specialty warehouses to efficiently meet and exceed the increasingly complex and demanding requirements of today’s fulfillment environments.
Board Member
2020
Callisto Media combines the power of data and technology with lean economics to deliver high-quality, high-value products, services, and experiences that enable consumers to genuinely improve their lives. Callisto Media will be unmatched in providing products, services, and experiences to a diverse universe. From mainstream populations to groups that traditional companies believe are too small or economically unfeasible to address, we will meet their needs. Today, we're the fastest growing company in the $140 billion global publishing industry, and our primary method for meeting peoples'​ needs is through books. But creating books for them is only the beginning.
Board Member
2019
Trulioo is dedicated to verifying the identity of anyone and any business around the world. The company’s identity platform drives global growth for organizations by helping them navigate the challenges of compliance and providing real-time verification of more than 5 billion people and 300 million businesses worldwide. By leveraging world-class technology designed to make identity verification faster and more efficient, Trulioo is opening the door to the digital economy for everyone on the planet.
Board Member
2016
The Mavenlink Industry Cloud for Professional Services™ enables professional services organizations to optimize resources and elevate operational performance to build a thriving business. A resource-first architecture, enables resource managers to field the best team, every time and see up-to-the minute progress against timelines and budgets so projects run smoothly, predictably, and profitably. With Mavenlink’s purpose-built technology services businesses can support clients like never before. Visit www.mavenlink.com to learn more.
Board Member
2016
Persado provides enterprise AI for content generation for marketers in financial services, retail, travel, and telecommunications to create emotion-informed copy that increases engagement and drives growth. The companys unique knowledge base is built with data from more than 120,000 campaigns and 150 billion customer interactions for financial services alone - driving $2.5B in incremental revenue for banks and credit cards issuers. Setting Persado apart are solutions that are compliant, scalable, and deliver both productivity and business performance. Unlike other large language models, which pull and learn from the wide internet, Persado is trained on a specialized dataset of real interaction and transaction data that measure and refine language, emotional response, and engagement. Persados Motivation AI uses advanced machine learning, natural language processing (NLP), and deep learning transformer models to understand copy intent and create emotion-informed messages that are quantifiably proven to motivate individuals to take action. As an employer, Persado is committed to creating a workplace where everyone’s unique perspective is valued and people can do their best work. Persadoans are #PersadoProud for numerous innovation and workplace awards, including: * Top Leader in CB Insights GenAI for Text Content Generation matrix * Built In’s Best Places To Work * American Business Award for Content Marketing Solution (Gold) * Fortune 50 Companies Leading the AI Revolution * Fast Company’s World’s Most Innovative Companies * Gartner Cool Vendor in Data-Driven Marketing * Forrester Breakout Vendor in Content Intelligence
Board Member
2015
Tastemade is a modern media company that engages a global audience of more than 300 million monthly viewers on all major digital, mobile, and streaming television platforms, garnering 700 million minutes watched each month. We create award-winning video content and original programming in the categories of Food, Travel, and Home & Design that we share with an engaged, passionate, and global community. Tastemade is built upon real data and an innovative approach to programming. We are changing the way the world watches and engages with premium lifestyle video.
Board Member
2011
As the buying journey evolves, consumers are looking for advice on what to buy from someone they trust. More than 900 brands partner with ExpertVoice to scale credible product recommendations from 850,000+ verified experts. These experts - retail sales associates and industry professionals - join the ExpertVoice community to gain detailed knowledge and first-hand experiences with products so they can make authentic recommendations online and offline. These experts are sharing millions of recommendations every week; and consumers are listening. Dont leave product recommendations to chance. Learn how ExpertVoice connects the experts who consumers trust for authentic recommendations with brands to help them sell more by visiting www.expertvoice.com/business/. #AdvocacyMarketing #Marketing
Board Observer
2011
A powerful combination of AI technology, open-source data and human intervention powers RDC’s risk intelligence which is trusted by customers as an essential part of their anti-money laundering (AML), customer due diligence (CDD), vendor screening, anti-corruption and risk management programs.
Board Observer
2011
Dynamics Inc., founded in 2007 by Jeff Mullen, designs and manufactures intelligent battery-powered payment devices and advanced payment platforms. The company won the $1M Peoples Choice Award at DEMO Fall 2010, four Finovate Best of Show awards, and Best in Show for Personal Electronics at the 2011 International CES show. Dynamics investors include MasterCard, Canadian Imperial Bank of Commerce, Adams Capital Management, and Bain Capital Ventures. For more information, visit www.dynamicsinc.com.
Board Observer
2010
Appriss provides proprietary data and analytics solutions to effectively and efficiently address safety, fraud, risk and compliance issues for government and commercial enterprises worldwide. We are a team of technology and data science experts that are driven to solve complex business and societal problems. Our customers are leading commercial enterprises, information service providers and government agencies with focus in retail, healthcare and public safety. For more information visit Apprisscorp.com.
Experience · 26 entries
All (26)
Investments (20)
Founder (1)
Board (20)
2024
Managing Director
Mar 2024
Lateral Investment Management is a private equity firm focused exclusively on investing in founder-owned companies that have reached an inflection point. We partner with high conviction owners who want an institutional partner to help them expand and accelerate their vision. At Lateral, we take a collaborative approach that leverages our domain expertise, strategic insight, and operational resources to drive significant growth and value creation. We specialize in technology and business services, specifically B2B software, industrial technology, managed solutions, and technology-enabled services. Lateral Investment Management, LLC is an SEC Registered Investment Advisor and a minority owned firm.
2022
Board Member
2022
Locus Robotics is the world leader in revolutionary, enterprise-level, warehouse automation solution, incorporating powerful and intelligent autonomous mobile robots (AMRs) that operate collaboratively with human workers to dramatically improve product movement and productivity 2–3X. Named to the Inc. 500 three years in a row, and winning over 25 industry and technology awards, the Locus solution dramatically increases order fulfillment productivity, lowers operational costs, and improves workplace quality, safety, and ergonomics for workers. Supporting more than 120+ of the world’s top brands and deployed at 300+ sites around the world, Locus Robotics enables retailers, 3PLs and specialty warehouses to efficiently meet and exceed the increasingly complex and demanding requirements of today’s fulfillment environments.
2020
Board Member
2020
Callisto Media combines the power of data and technology with lean economics to deliver high-quality, high-value products, services, and experiences that enable consumers to genuinely improve their lives. Callisto Media will be unmatched in providing products, services, and experiences to a diverse universe. From mainstream populations to groups that traditional companies believe are too small or economically unfeasible to address, we will meet their needs. Today, we're the fastest growing company in the $140 billion global publishing industry, and our primary method for meeting peoples'​ needs is through books. But creating books for them is only the beginning.
2019
Board Member
2019
Trulioo is dedicated to verifying the identity of anyone and any business around the world. The company’s identity platform drives global growth for organizations by helping them navigate the challenges of compliance and providing real-time verification of more than 5 billion people and 300 million businesses worldwide. By leveraging world-class technology designed to make identity verification faster and more efficient, Trulioo is opening the door to the digital economy for everyone on the planet.
2018
Board Member
2018
PFL delivers authentic moments through data-driven, automated direct mail. We bring the measurement, personalization, and predictability you expect from digital campaigns to direct mail programs. PFL amplifies growth for organizations and has a proven track record of success with some of the biggest brands in the world. Well help you make your customers smile with direct mail that is... Simplified: PFL simplifies direct mail execution by managing the entire process under one roof—from strategy and production to delivery and measurement. Engaging: Increase brand engagement and drive results by pairing digital tactics with memorable direct mail—from postcards and letters to 3-D mailers with branded items. Personalized: Use data to personalize and trigger direct mail sends at any scale—from hundreds to millions. Measurable: Integrate CRMs and MAPs with PFLs platform to manage and measure direct mail performance and ROI.
Show all 26 entries ↓
Investment activity
2005–2022 · 20 investments
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