Executive Management Team
Dr. Holenstein leads all aspects of the company as our President and CEO. He started company operations with his brother, Paul, in 1980, and is presently leading the company through the changes needed to accommodate significant future growth. His technical fields of expertise include algorithms, mathematical modeling, availability architectures, data replication, pattern recognition systems, process control and turnkey software development. Dr. Holenstein is a well-known author of articles and books on high availability systems. He received his BSEE from Bucknell University and his Ph.D. in Astronomy and Astrophysics from the University of Pennsylvania.
Mr. Holenstein has direct responsibility for the Gravic, Inc. Shadowbase Products Group and is a Senior Fellow at Gravic Labs, the company’s intellectual property group. He has previously held various positions in technology consulting companies, from software engineer through technical management to business development, beginning his career as a Tandem (HP NonStop) developer in 1980. His technical areas of expertise include high availability designs and architectures, data replication technologies, heterogeneous application and data integration, and communications and performance analysis. Mr. Holenstein holds many patents in the field of data replication and synchronization, writes extensively on high and continuous availability topics, and co-authored Breaking the Availability Barrier, a three-volume book series. He received his BSCE from Bucknell University, a MSCS from Villanova University, and is an HP Master Accredited Systems Engineer (MASE).
Mr. Berutti leads the Remark Products Group at Gravic. He joined our company in 1986 after working in the software industry as a computer software contractor. His technical areas of expertise include image scanning, pattern recognition, user interfaces, optical character and mark reading and user requirements analysis. In addition to leading the Remark Products Group, Mr. Berutti has been responsible for developing relationships with and working closely with our international reseller channel and the many industry-leading companies who utilize the Remark products as part of their solutions. Mr. Berutti received his BSCS from Bucknell University and his MSCS from Villanova University.
Ms. Holenstein manages all facets of the financial and HR areas of Gravic since joining the company in 1995. Previous to Gravic, she was a manager of quality assurance for the BAR division of Control Data and Arbitron. Ms. Holenstein received her BA in English and Economics from Bucknell University and her Masters in Human Resource Development from Villanova University.
Senior Management Team
Mr. Davison leads the team of software engineers responsible for developing and maintaining the Remark product line of paper- and web-based data collection products. He joined the company in 1993 in a QA role. He is proficient in application architecture and design, software development, data transformation, image handling, optical mark recognition hardware and software, peripheral control, network administration and system security. Mr. Davison received his BS in Biology from Grove City College and pursues graduate course work in Computer Science at Villanova University.
Mr. Holenstein manages the Product Delivery department for the Shadowbase product line, which includes Support, QA, and Training/Documentation. He joined our organization as a software developer in the late 1980's. During his time with the company, Mr. Holenstein worked at many professional services sites, performing a wide array of software tasks ranging from data acquisition, heterogeneous connectivity and high level application software on a variety of platforms. He regularly participates in Shadowbase customer installations and software projects as either a team leader or project manager. Mr. Holenstein received his undergraduate degree from the College of Liberal Arts and Sciences at Villanova University, and has taken masters classes in international business and new business ventures at Penn State University’s Great Valley Campus.
Ms. Petchkofski runs the Product Management department for the Remark product line. She joined our company in 1997 as a Product Support Specialist for the product line, and became a manager in 2000 after gaining a thorough knowledge of our products. In 2004, she moved into the management and planning department, overseeing quality control and assurance, growth development and project management, before transitioning to her current role in early 2007. Ms. Petchkofski received her BSBA from Neumann College.
Mr. Hoffmann, Senior Manager, leads development for the Shadowbase Products Group on the HP NonStop platform. John’s experience with NonStop systems spans more than 30 years and began early in his career on the original Tandem NonStop System. John specializes in developing highly available, fault tolerant, real-time systems for a wide array of platforms and environments. He is a member of Gravic Labs, the company’s intellectual property group, and is active in the fields of data replication, data integration, and performance analysis. He is a co-author on upcoming volumes in the series: Breaking the Availability Barrier, and has written several articles on data replication technology. He received his BS in Honors Mathematics from McGill University, Canada.
Mr. Strickler is a senior technical leader for Shadowbase software development. He originally authored the high performance process-to-process Shadowbase data replication product suite. Mr. Strickler is the lead inventor of the patent that makes possible bi-directional replication for log reading data replication solutions (USPTO #6,122,630), and he has numerous other issued and pending patents. He started his software development career as a software consultant over thirty years ago after graduating from Maxwell Institute, and is an expert at designing enterprise-class, mission-critical data integration and distribution solutions. Currently, he is leading the Shadowbase product development effort in the creation of cooperative processing product solutions based upon our Gravic Labs IP.