Green Hills Software

Green Hills Software
Name	Green Hills Software
Type	Private
Founded	1982
Founder	Dan O'Dowd
Headquarters	Santa Barbara, California
Key people	Dan O'Dowd (Founder, CEO)
Industry	Embedded software
Products	MULTI, INTEGRITY, µ-velOSity, compilers, debuggers, RTOS

Green Hills Software is an American firm specializing in embedded software development tools, real-time operating systems, and security solutions for safety- and mission-critical markets. Founded in 1982, the company supplies compilers, debuggers, integrated development environments, and operating systems to customers across aerospace, automotive, defense, consumer electronics, and medical device industries. Its products emphasize deterministic execution, formal verification, and cybersecurity features used in certified systems.

History

The company was established in 1982 by Dan O'Dowd in Santa Barbara, California, emerging during the rise of microprocessor-based systems alongside firms such as Intel Corporation, Motorola, and ARM Holdings. Through the 1980s and 1990s it developed native compilers and debuggers for processors from Motorola 68000, Intel 80386, and later ARM architecture families, paralleling efforts by GNU Project and commercial tool vendors. In the 2000s the company positioned its real-time operating system to compete with offerings from Wind River Systems and Microsoft embedded initiatives, while engaging with standards bodies including POSIX and participating in certification efforts for DO-178B and ISO 26262 ecosystems. The 2010s and 2020s saw expansion into automotive advanced driver-assistance programs influenced by collaborations with AUTOSAR partners and regulatory attention from European Commission and National Highway Traffic Safety Administration stakeholders.

Products and Technologies

Core offerings include a multicore-aware realtime kernel, compilers, and an integrated development environment. The INTEGRITY family targets safety-critical deployments similar to technologies from QNX Software Systems and RTEMS, while the MULTI IDE integrates with compilers and debuggers akin to suites from Microsoft Visual Studio and Eclipse Foundation. The company has produced secure virtualized separation kernels for mixed-criticality use, drawing technical parallels with concepts in seL4 microkernel research and hypervisor technologies from Xen Project. Processor support spans architectures from ARM Cortex-A through RISC-V and legacy PowerPC cores, reflecting industry transitions also championed by RISC-V International and ARM Ltd.. Toolchain products implement optimizations comparable to those in products by LLVM and GCC projects while maintaining proprietary code generation and static analysis features used for certification under standards like MISRA guidelines. The firm also supplies safety certification evidence packages aligning with ISO 26262 for automotive and DO-178C for avionics.

Markets and Customers

Customers operate in aerospace, automotive, defense, industrial automation, medical devices, and consumer electronics markets. The company's technology is used in platforms from suppliers such as Boeing, Airbus, Lockheed Martin, and automotive OEMs influenced by Toyota Motor Corporation and Volkswagen Group development programs. Defense system integrators and prime contractors, including Northrop Grumman and Raytheon Technologies, have adopted its solutions for radar, avionics, and unmanned systems. Medical device manufacturers subject to standards from U.S. Food and Drug Administration and industrial automation companies engaged with Siemens or Schneider Electric also appear among its clientele. The rise of connected vehicles, influenced by organizations such as IEEE and SAE International, has increased demand for secure embedded platforms across Tier 1 suppliers.

Security and Certifications

The company's products emphasize security attributes, formal verification, and strongest available separation techniques intended to meet certification regimes. Certification work references standards and agencies such as DO-178C, ISO 26262, and Common Criteria evaluation processes managed in collaboration with national schemes like the National Information Assurance Partnership. Cryptographic implementations and secure boot chains align with frameworks promulgated by Trusted Computing Group and industry initiatives from Industrial Internet Consortium. For avionics and automotive safety, evidence packages are structured to satisfy authority certification by organizations including Federal Aviation Administration and safety assessors associated with TÜV Rheinland and Underwriters Laboratories.

Company Structure and Leadership

The company is privately held, founded and led by Dan O'Dowd. Its corporate headquarters are in Santa Barbara with engineering and sales presences in regions tied to major customers, including offices near technology hubs such as Silicon Valley and markets in Europe and Asia. Organizationally it contains engineering, product management, professional services, and business development units interfacing with systems integrators and certification authorities like Eurocontrol and Defense Advanced Research Projects Agency. As a private firm, governance differs from public corporations such as IBM or Intel Corporation, allowing longer-term investment decisions in tools for safety-critical markets.

Research, Partnerships, and Standards Participation

The company engages in collaborative research and standards activities, participating with organizations such as AUTOSAR, MISRA Consortium, RTCA, Inc. and ISO committees relevant to safety and cybersecurity. Partnerships span semiconductor vendors like NVIDIA, Texas Instruments, and Qualcomm for platform support, and systems integrators in aerospace and automotive supply chains. Technical collaboration includes contributions to interoperability efforts alongside vendors such as Wind River Systems and researchers from institutions like Massachusetts Institute of Technology and Carnegie Mellon University for formal methods and verification advances. Through standards engagement, the company influences requirements for certification evidence, tool qualification, and separation kernel evaluations used across embedded system ecosystems.

Category:Software companies of the United States Category:Embedded systems