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About Us

ISS delivers end-to-end, layered, embedded security solutions to protect intelligent devices and their supply chains.

Providing The Best Practices for Industry Security Protocols & Standardizing Procedures

INTEGRITY Security Services (ISS) is a wholly owned subsidiary of Green Hills Software LLC., established to provide best practice embedded security products and services for the protection of smart devices in all industries from cyber security attacks. ISS experience in cryptographic engineering and embedded development enables us to assemble an exceptional team of experienced resources to meet your product needs.

The Device Lifecycle Management, DLM Provisioning Systems, FlexHSM, FlexUpdate, FlexArmor Security Toolkits, and AutoAuth are all registered trademarks of ISS.

Leadership Team

David SequinoCo-Founder & CEO

With more than two decades experience, David is delivering next generation security. As VP of Sales, Marketing and Product Management, David and team built Certicom into a leading security provider, tripling the size of the company before its sale. David holds a bachelor of science degree in electrical engineering from Northeastern University and attended MIT’s Sloan School of Management’s Executive Leadership program.


Cybernews Magazine
CIO Applications Magazine

Bill LattinISS Fellow

After leading the security consulting services teams, Bill is moving to a technical fellow role where he will advise the ISS technical team and our clients on security issues our clients face. Bill has over 30 years of experience in the fields of commercial and government information security. As CTO of Certicom Corp and co-founder of Cylink Corporation, he built the first high speed link encryptors, gaining broad expertise in cryptosystem design, public key cryptography, code signing, and key injection. Bill holds a BSEE from Stanford University and MSEE from UC Santa Barbara.

Alan MeyerSVP Engineering

Prior to joining ISS in 2015, Alan brings over 25 years of experience managing, developing, and delivering embedded products to market. Alan previously worked as Director of Engineering for Western Digital where he program managed drive programs, ran the platform firmware organization, and developed hard disk drive security subsystems, which enabled Full Disk Encryption and the TCG Enterprise SSC and Opal SSC solutions. Alan holds a BS in Electrical Engineering from the University of California, Davis.

Amit KapoorCSO

Leading the security consulting services teams, Amit has over 30 years of experience in the fields of commercial and government information security. Prior to joining ISS, Amit has held senior executive positions in several companies, across a wide spectrum, ranging from startups to publicly traded organizations. He has broad experience in information security, real-time distributed and highly scalable systems. Amit holds a M. Sc.(Tech) in Computer Science from BITS, Pilani, India.

Greg YutaniSVP Cloud and Network Operations

Leading the cloud, networking and data center team, Greg has over 20 years of experience in high availability networking, cloud architecture, and software development. Prior to joining ISS, Greg held senior engineering positions as a security architect and product manager focused on cryptographic and security protocol products of all kinds. This experience allows Greg to apply his vast security experience in providing state of the art, end to end cloud, on premise and hybrid DLM provisioning systems for our clients. Greg holds a BS in Computer Science from the University of California, Los Angeles.

Jason DorseySVP Technology & Advanced Development

Jason brings over 20 years of experience in design and development of cryptographic applications as well as network and cloud based solutions. As a co founder of Valicore Technologies he was involved with the design and development of US government and commercial applications. At ISS, he leads the design and development of cloud based solutions. Jason holds a BS in Computer Science from the South Dakota School of Mines and Technology.

Our Offices

North American Offices


30 W Sola Street
Santa Barbara, CA 93101
(888) 951-4477

34125 US Hwy 19 North
Suite 100
Palm Harbor, FL 34684

300 Spectrum Center Drive
Suite 800
Irvine, CA 92618

33533 West 12 Mile Road
Suite 365
Farmington Hills, MI 48331

6811 Benjamin Franklin Drive
Suite 150
Columbia, MD 21042

883 Boylston St.
3rd Floor
Boston, MA 02116

19415 Deerfield Avenue
Suite 204
Lansdowne, VA 20176

International Offices


Goodsons Mews, Wellington Street
Thame, Oxfordshire, OX9 3BX
United Kingdom
ph: +44 (0)1844 267950


Level 4, 80 Market St
South Melbourne VIC 3205


Delivery: Fokkerstraat 13-15, 3833 LD
Postal: Postbus 147, 3830 AC
The Netherlands
ph: +31 (0)33 4613363


Shop and Office Tower 6F
148-2, Kashiwa-no-ha Campus
178-4 Wakashiba, Kashiwa-shi,
Chiba-ken 277-8520


No.140, 7 branch of 1168 Lane Xiuyan Road
Pudong New District
Shanghai China