David Stienes
Partner @ LLR Partners
Philadelphia, United States
David Stienes is a private equity investor at LLR Partners in Philadelphia focused on Information Technology and Software. David Stienes is based out of Philadelphia, Pennsylvania and is the partner of LLR Partners. David previously worked at Arthur Andersen as an associate. David Stienes attended James Madison University.
- Total investments:
- 17
- Last investment:
- Lead investor:
- 47%
Last updated:
For AI agents: llms.txt
Industries David Stienes invests in
Information TechnologySoftwareSecurityCyber SecurityConsulting
Stages David Stienes invests in
Private EquitySeries DSeries CFunding Round
Countries David Stienes invests in
United StatesJapan
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Information Technology 7 (41%)
- Software 6 (35%)
- Security 5 (29%)
- Cyber Security 4 (24%)
- Consulting 2 (12%)
Stage
- Private Equity 11 (65%)
- Series D 2 (12%)
- Series C 1 (6%)
- Funding Round 1 (6%)
Country
- United States 13 (76%)
- Japan 1 (6%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Stratix Corporation
|
For three decades, Stratix has simplified the complexity of mobile for our enterprise customers, by delivering, supporting and managing their mobile solutions. Today, enterprises have more mobile technology options available than ever before, which is increasing both complexity and the demand for mobile expertise, deployment resources and 7×24mobile support. Through our Managed Mobile Services, we provide the resources and expertise needed to help our customers manage their entire mobile lifecycle as they plan, purchase, deploy, support, measure, report and analyze their mobile solutions. We focus exclusively on our customers’ mobile challenges, so they can get back to the business of running their business. | Private Equity / Sep 16, 2022 | |
Vehicle Tracking Solutions
|
Vehicle Tracking Solutions (VTS) is a world leader in fleet tracking technology. Their Silent Passenger® fleet management software is unparalleled for robust performance and innovative features, putting vital data at your fingertips to enhance the efficiency and profitability of your entire fleet. VTS drives business productivity through its SaaSservice, Silent Passenger®, a cutting edge fleet management system. Silent Passenger® is user friendly and offers a suite of tools that deliver actionable reports by allowing users to view current and/or historical data as well as receive mobile friendly alerts (text / emails) which are easily configurable to a myriad of verticals.Behind Silent Passenger® software is a company that knows fleet management inside and out. VTS has been on the cutting edge of vehicle tracking technology for over a decade. They design, develop, sell and service all their own software. And they are ready to put all that knowledge and experience to work for you, bringing the highest level of expertise to your business. The Company offers high touch service at competitive pricing with a strong and growing base of clients in multiple industries throughout the US. | $70M / Private Equity / Jun 22, 2021 | |
Onapsis
|
Onapsis provides cybersecurity and compliance solutions for cloud and on-premise ERP and business-critical applications. Its solutions include the Onapsis Security Platform, a widely-used SAP-certified cyber-security solution in the market. Unlike generic security products, Onapsis’ context-aware solutions deliver both preventative vulnerabilityand compliance controls, as well as real-time detection and incident response capabilities to reduce risks affecting critical business processes and data. The company was founded in 2019 and is headquartered in Boston, Massachusetts. Onapsis has offices in Heidelberg, Germany, and Buenos Aires, Argentina. | $55M / Series D / Oct 06, 2020 | |
Digital Guardian
|
Digital Guardian provides the industry’s only data protection platform that is purpose-built to stop data theft from both insiders and external adversaries. The Digital Guardian Data Protection Platform performs across the corporate network, traditional endpoints, and cloud applications. It's buttressed by the DG Cloud, a big data securityanalytics backend that sees and blocks all threats to sensitive information. For more than 15 years, it has enabled data-rich organizations to protect their most valuable assets with a choice of on premises, SaaS or managed service deployment. Digital Guardian’s unique data awareness, combined with threat detection and response, enables organizations to protect data without slowing the pace of their business.It was founded in 2003 and is headquartered in Waltham, Massachusetts, United States. | $30M / Private Equity / Apr 24, 2019 | |
PhishLabs
|
PhishLabs is the leading provider of 24/7 cybersecurity services that protect against threats that exploit people. The company is trusted by top organizations worldwide, including 4 of the 5 largest U.S. financial institutions. PhishLabs combines proprietary technology, intelligence, and human expertise to rapidly detect, analyze, and stoptargeted cyberattacks before they impact organizations. Additionally, the company provides robust threat intelligence that strengthens existing cyber defenses and optimizes threat prevention. Leading organizations partner with PhishLabs to more effectively disrupt targeted cyberattacks, prevent data breaches, and reduce online fraud.Follow PhishLabs: Twitter | http://www.twitter.com/phishlabsLinkedIn | http://www.linkedin.com/organization/phishlabsGoogle+ | https://plus.google.com/+PhishlabsTeam/posts | $20.5M / Series D / May 11, 2018 | |
|
Onapsis
|
Onapsis provides cybersecurity and compliance solutions for cloud and on-premise ERP and business-critical applications. Its solutions include the Onapsis Security Platform, a widely-used SAP-certified cyber-security solution in the market. Unlike generic security products, Onapsis’ context-aware solutions deliver both preventative vulnerabilityand compliance controls, as well as real-time detection and incident response capabilities to reduce risks affecting critical business processes and data. The company was founded in 2019 and is headquartered in Boston, Massachusetts. Onapsis has offices in Heidelberg, Germany, and Buenos Aires, Argentina. | $31M / Series C / Apr 13, 2018 | |
BluVector Inc.
|
As a leader in network security, BluVector is empowering security teams to get answers about real threats, allowing businesses and governments to operate with confidence that data and systems are protected. To learn more, visit us at www.bluvector.io | Private Equity / Jan 09, 2017 | |
|
Digital Guardian
|
Digital Guardian provides the industry’s only data protection platform that is purpose-built to stop data theft from both insiders and external adversaries. The Digital Guardian Data Protection Platform performs across the corporate network, traditional endpoints, and cloud applications. It's buttressed by the DG Cloud, a big data securityanalytics backend that sees and blocks all threats to sensitive information. For more than 15 years, it has enabled data-rich organizations to protect their most valuable assets with a choice of on premises, SaaS or managed service deployment. Digital Guardian’s unique data awareness, combined with threat detection and response, enables organizations to protect data without slowing the pace of their business.It was founded in 2003 and is headquartered in Waltham, Massachusetts, United States. | $66M / Private Equity / Dec 16, 2015 | |
Agility Recovery
|
Agility Recovery provides comprehensive business recovery solutions, ensuring access to data, physical and virtual recovery. Agility Recovery’s data backup and recovery services are complemented by priority access to temporary power generators, communications equipment, office space, and computer systems, as well as a continuity planning platformand testing services. Since 1989, the company has rescued thousands of organizations with unparalleled performance. | Private Equity / Mar 17, 2015 | |
LemonFish Technologies
|
LemonFish is your scouting team outside your perimeter, your watch dog inside your perimeter, and your automated red team looking for data exposure. If your cyber-perimeter failed, how would you know? LemonFish tells you about data leakage, insider threats, and exposure of confidential information. Our proprietary machine learning analyzes theexamples that you provide, then scours the open, deep, and dark web to find precisely the sensitive data that you care about. Our systems operate at bigger-than-Google-scale. This comprehensive and precise knowledge reduces risk, preserves brand reputation, and protects your critical assets. | $3M / Jul 01, 2014 | |
| See all 17 investments → | |||
Co-Investors
About LLR Partners
LLR Partners is a lower middle market private equity firm investing in technology and healthcare businesses.
LLR Partners Contacts
| Name | Phone | Socials | |
|---|---|---|---|
David Reuter
Partner
|
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David Stienes
Partner
|
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Howard Ross
Partner
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Jack Slye
Partner
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James Murphy
Managing Director, Value Creation
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FAQ
What does David Stienes invest in?
David Stienes invests primarily in Information Technology, Software and Security startups, most often at Private Equity and Series D stage. Most of the 17 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact David Stienes?
Public channels for David Stienes include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did David Stienes last invest?
The most recent investment recorded for David Stienes closed in Sep 2022. Shizune tracks 17 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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