The Piston Team
Piston Cloud was founded in early 2011 and is headquartered in the financial district of San Francisco. We love shuffling, hats from Goorin Bros., coffee from SightGlass, and dressing fancy on Fridays.
Jim MorrisroeChief Executive Officer
Cloud computing and open source industry veteran Jim Morrisroe has over 20 years of leadership experience at high-growth companies. Prior to joining Piston Cloud as CEO, Jim spent seven years as Senior Vice President and General Manager of Zimbra, leading the company through its successful spin out from Yahoo! and acquisition and integration by VMware. As a major VMware product division, Jim was responsible for Zimbra strategy, product, and engineering. Previously, Jim served as Vice President of Worldwide Sales at Cemaphore Systems, and led sales efforts at several leading enterprise technology companies, including Cabletron Systems and Lucent Technologies.
Joshua McKentyCo-founder & Chief Technology Officer
Prior to co-founding Piston Cloud Computing, Joshua McKenty was the Technical Architect of NASA's Nebula Cloud Computing Platform and the OpenStack compute components. As a board member of the OpenStack Foundation, Joshua plays an instrumental role in the OpenStack community. Joshua has over two decades of experience in entrepreneurship, management and software engineering and architecture. He was the team lead for the development of the Netscape Browser (vs. 8) as well as AOL's IE AIM toolbar, and a senior engineer at Flock.com. He also led the successful first release of OpenQuake, an open source software application allowing users to compute seismic hazard, seismic risk and the socio-economic impact of earthquakes. In his spare time, Joshua has crafted a handmade violin and banjo, fathered two children, and invented his own juggling trick, the McKenty Madness.
Christopher MacGownCo-founder & Chief Scientist
Prior to co-founding Piston Cloud Computing, Christopher was an early employee of Slicehost before its acquisition by Rackspace in 2008. From there he became a team lead in the development of Cloud Servers Windows. Christopher is an originating member of OpenStack's Nova-core development team. Recent projects include serving as senior engineer on the Global Earthquake Model project, driving the development of a highly scalable earthquake modeling engine. In his spare time Christopher enjoys playing the ukulele, drawing and reading 16th and 17th century philosophy.
Gretchen CurtisCo-founder & Chief Marketing Officer
Gretchen has been working with tech companies and start-ups in the Bay area for over a decade. Prior to co-founding Piston, she was the Director of PR and communications for the CTO for IT at NASA, and the Communications Manager for NASA's Nebula Cloud Computing project. Before her work at NASA, she ran business operations at Flock, Inc., the social web browser, and staffed technical teams at companies such as AOL, Fujitsu and TechTV through her role at TechLink Systems. At Piston, Gretchen leads Marketing, PR and Communications. In her spare time, Gretchen dabbles in many creative pursuits, including photography, writing, film, painting, and graphic design. Tweet her at @gretcurtis.
John SpencerVP, Business Development
John is an industry veteran with over 25 years of experience in Software Sales, Channel Development and Technology Licensing. Prior to joining Piston, he served in a variety of roles at Actional Corporation and served as VP of Sales and Marketing for Teknowledge. John started his career with The Boeing Company and Boeing Computer Services.
Brian ReedDirector of Engineering
Brian is a veteran of the nuclear power industry where he learned the art of project management during his 20+ years with Bechtel Corporation. Since then, Brian has spent time at various internet ventures, as well as at NASA working with Joshua McKenty and Gretchen Curtis on what was to become OpenStack. Brian is a pilot, photographer, and gardener.
Caroline McCrorySr. Director of Product
Caroline is a 17-year tech industry veteran. Prior to Piston, Caroline was Director of Strategic Alliances at ServiceMesh, and has been an Architect for several key Cloud Infrastructure companies, including VMware, Cisco, and EMC. Caroline enjoys cycling, racing cars, reading comics, cooking and listening to music, especially EDM.
Scott HartzelDirector of Customer Care
Scott brings to Piston more than 15 years of experience deploying and managing media and online gaming infrastructures. He's fixated on creating sane, stable and scalable infrastructures, and automating away prosaic operational difficulties. In his free time you can find him outdoors, probably cycling, hiking or climbing.
Dhiraj SehgalDirector, Product Marketing
Dhiraj brings immense product marketing and management experience from various enterprise technology companies. His focus has been customers, technologies and products. In his spare time he enjoys reading history books, biographies, going for long walks and hiking with his family.
Derek DouvilleSr. Director of Quality & Infrastructure Engineering
Derek is an industry veteran with 18 years of technical and management experience. Prior to Piston, he was the Sr. Manager of Tools & Infrastructure at Irdeto. Derek began his career at Cognos-IBM, and has worked for Netscape and nCircle Network Security. He trains in Wing Chun kung fu, and fights crime on his coffee breaks.
Marz GarciaInside Sales Manager
Marz comes from five years in sales and management in the SaaS space at Vendini, Inc. He derives great pleasure from driving revenue for growing companies and helping their clients discover newly available solutions. In his spare time you’ll find him playing soccer, skiing, and enjoying all the common interests he has with his wonderful wife.
Eric FrankDesign Lead
Before joining Piston in 2011, Eric lived in Los Angeles, working with a variety of design clients and running creative and online operations for an indie clothing line and a shipping case company. Sometimes he scores commercials and plays guitar in rap videos. Tweet him at @MrEricFrank.
Shawn MaddenAdvanced Solutions Engineer
Before Piston, Shawn worked for ten years at NVIDIA, rising through engineering to technical product management. His most recent project at NVIDIA was working with Apple, orchestrating part of the technology powering the Retina MacBooks. Prior to that, he was a firefighter with the Richmond FD. He enjoys Brazilian jiu-jitsu and salsa dancing.
Ari RubensteinSenior Systems Engineer
Ari comes from 8 years at open source messaging startup Zimbra, where he was the first hire on the sales engineering team. He is passionate about open source, datacenter ops, customer advocacy, and sustainable entrepreneurship. Ari loves exploring tide pools and sailing old fashioned sailboats with his family.
Ashleigh FowlerOffice & HR Manager
A southern belle with an affinity for all things ‘West Coast,’ Ashleigh spent the past fifteen years in small town Kentucky, earning BAs in Psychology and Sociology and learning the finer points of the service industry as a Corporate Trainer for Bluegrass Hospitality Group. Ashleigh is an avid reader of classic novels, an urban gardener, and is infatuated with her Corgi.
Mandell DegernessSenior Systems Analyst
Mandell is an expert in large data storage devices and disaster recovery planning with over 20 years of experience. Prior to joining Piston, Mandell was responsible for planning and managing infrastructure systems for the British Columbia Provincial Government. When not planning for the data-apocalypse, Mandell can be found juggling and riding a unicycle.
Nick BartosDevOps Lead
Nick Bartos, aka Captain Nebraska, worked as a Sr. Systems Administrator in NASA's Intelligent Systems Division before being lured away by Joshua McKenty’s promise of working on something cooler than space stuff. He specializes in securing infrastructure and Linux systems internals, and migrating legacy systems into modern architecture.
Mike LundyEngineering Lead
Mike Lundy enjoys fine APIs and long walks through low-level code. Before joining Piston, Mike worked on distributed image processing systems at NASA Ames Research Center; you may have seen his work in Google Earth and Microsoft's WorldWide Telescope. In his spare time, Mike likes to bike, hike, take photos, and mock Emacs users.
Chris FattarsiDistributed Everything Engineer
Before Piston, Chris was at NASA, where his skills in coding and architecture were proven useful in securing NASA's applications from all the bad guys in the world. He was the technical lead for NASA's first public facing social website. Chris likes to think of ways to automate all the mundane things in life (like brushing teeth), and his favorite color is #FF69B4.
Ben RosenbergSenior DevOps Engineer
Ben previously worked as Systems Administrator at IMVU and Actuate, and before that worked with the Scientific Cluster Support group at Lawrence Berkeley National Lab. He enjoys playing with network intrusion detection tools, electronics, and the occasional tabletop gaming session. Often, he can be found driving the twisty roads in the hills of the Bay area.
Hung-Lin ChaoJr. Distributed Systems Engineer
For the eight years prior to her position at Piston, Hunglin worked as a software developer at a popular travel search engine, specializing in data normalization and search module construction. She loves reality TV (the really bad kind), hiking, novels, and getting lost on the streets of San Francisco.
Forrest CarpenterSenior Distributed Systems Engineer
Forrest has contributed to tiny startups and huge corporations on both coasts. He was most recently with VMware and Citrix, in pursuit of the perfect automation framework. His favorite things in life are his family and the Boston Red Sox. He also enjoys drinking wine, flying airplanes, and writing screenplays.
My-Kell DavisSenior Enablement Engineer
My-Kell comes to Piston after a career building, administering, and securing enterprise systems in the Financial, Retail, and Telecommunications sectors. When not working on tools and APIs, My-Kell spends his time as an amateur photographer trying to capture the youth of his three kids on camera.
Krsna WidmerDistributed Systems Engineer
Krsna is a UC Berkeley graduate who focused on security. He is an open source contributor and Linux advocate, so don't be surprised if the computer you left in his care now runs his favorite operating system. Whenever he gets the chance, he escapes his life of technology and ventures far into mountains with nothing but his backpack.
Tony Del PortoSolutions Engineer
Tony comes to Piston from Irdeto's DRM skunk works where he worked on... things. Prior to that he spelunked through hotels and convention centers reverse engineering infrastructure to build public wireless networks for USENIX Association. He is mildly obsessed with efficiency, open source, and the San Jose Earthquakes.
David LenwellDistributed Systems Engineer
David is an open source devotee and a lifelong technophile. Prior to his position at Piston, he worked on OpenStack at HP, built a number of web apps, and led a variety of development teams. He photographs, he draws, he sculpts, he drinks, and he woodworks — at the same time.
Melissa WongMarketing Associate
Melissa comes to Piston after working for two years in a cross-functional sales-marketing role handling lead generation and lead nurturing programs. She's a San Francisco Bay Area native that takes delight in playing with dogs, live music, scooting around the city, and watching hours of Netflix.
Tyler NorthAdvanced Technical Support
Tyler is an active contributor to the OpenStack project. A native of the East Bay, he is currently studying Computer Science at San Francisco State University. In his spare time he enjoys reading, playing drums, and watching the San Francisco Giants.
Chelsea MangoldTalent Acquisition Specialist
Chelsea joins Piston succeeding a year in Chile and an unexpected relocation to San Francisco armed with degrees in Feminist and Global Studies. She is delighted to apply an intersectional ethos to the company's quest for OpenStack talent. Unprofessional pursuits include puppy stalking, reading, drawing, writing, and biking.