 Troy Gregory
President and CEO
As President and CEO of System One Holdings, LLC, Troy Gregory holds responsibility for the strategic direction and expansion of a diverse portfolio of staffing, managed services and customized solutions. Troy applies more than 15 years’ experience leading successful, growth-oriented businesses delivering specialized expertise to Fortune 500 clients.
In 2008, Troy led the management buyout of System One from Hudson Highland Group, consisting of that firm’s Energy, Engineering, Scientific and Managed Staffing business lines. Recognizing the value of a strong operating platform built over 30 years, Troy capitalized on a tremendous market opportunity. Combining a consultative sales model with recruiting best practices, System One continues to expand its professional services and geographic footprint under Troy’s leadership.
A lifelong entrepreneur, Troy has amassed a track record of exceptional results, built on deep customer relationships and a high-performance culture. In 2010, Troy received the Ernst & Young Entrepreneur of the Year 2010 Award in the Services category. Previously, he served as Executive Vice President for Hudson Legal, the world’s largest legal staffing firm. There, he grew operations at least 35% a year, delivering consistent revenue growth and launching innovative discovery solutions to leading law firms and corporate clients.
Earlier, Troy served as CEO of Gregory & Gregory and Attorneys on Assignment, two affiliated firms providing a full range of recruiting services to the legal community. Troy oversaw the acquisition of these firms by TMP Worldwide/Monster, which subsequently divested the operations that evolved into Hudson Legal. Troy resides in northern New Jersey, traveling frequently to client sites as an active participant in their work force planning processes. He holds a degree in Communications from the University of Hartford.
 Daniel J. Moran
Chief Financial Officer
Daniel Moran is the Chief Financial Officer of System One Holdings, LLC, where he is responsible for all financial functions of the corporation. He has extensive expertise in finance, controllership, risk management, executing business strategies, streamlining processes and increasing margins.
Daniel has a strong track record of creating short- and long-term business plans and successfully implementing financial systems, directing shared services, and leading merger and acquisition integrations. Daniel played a key role in the management buyout of System One from Hudson Highland Group in early 2008, developing the financial team and infrastructure necessary to achieve desired profit objectives and maintain the integrity of all financial resources.
Daniel's most recent position was the North American Controller at Hudson Highland Group, a publicly-traded professional staffing, outsourcing and talent management firm, where he oversaw the accounting and finance functions. Key accomplishments there included implementing a dedicated client services function to facilitate efficient transactions and improve customer service and directing PeopleSoft stabilization and optimization programs.
Earlier in his career, Daniel held various executive and corporate positions in both the public and private sectors, including Corporate Director of Accounting & Finance, Corporate Controller and Internal Audit Positions. His broad-based skills position him exceptionally well to develop a financial platform for continued growth at System One.
Daniel is a Certified Public Accountant. A lifelong resident of Western Pennsylvania, he is a graduate from Mercyhurst College, where he obtained his B.A. in Accounting.
 Greg Lignelli
Chief Operating Officer
Greg Lignelli is the Chief Operating Officer of System One Holdings, LLC, the leader in technical outsourcing and careers. Greg was part of a management team buyout in February 2008 from Hudson Highland Group to form System One. In his role, Greg has led many of the corporate initiatives and implementations surrounding managed staffing relationships, vendor management systems, operational tools, performance tracking systems, pre-employment testing, and training. Greg works out of the Corporate Headquarters based in Pittsburgh, PA. Previously, he was the Executive Vice President of Hudson's Energy, Scientific, and Managed Staffing practice group. Greg has over ten years of experience in business analysis, operations and sales within the Energy, Scientific and Engineering sectors.
He previously served as the Vice President of Financial Operations for the Energy, Scientific and Managed Staffing and the Engineering, Aerospace & Defense practice groups at Hudson. His responsibilities included budgeting, forecasting, performance and financial analysis, collections, and support of the overall operations.
Greg has fulfilled multiple roles within his tenure with the company, distinguishing himself through his understanding of client relationships, financial operations and national account development. He began his career with one of Hudson's legacy companies, SPEC Group Holdings, Inc., as Corporate Business Analyst for the Mergers and Acquisition Department then moved into a National Business Development role.
Greg holds a Bachelor's of Science Degree in Business Administration from Duquesne University and attended leadership training with London Business School.
 Mark A. Fenske
Executive Vice President
As Executive Vice President for System One, Mark Fenske is responsible for strategic business initiatives and the operations of large global workforce management solutions. Mark has over 25 years of experience in the contract labor staffing and technical services fields. Previously, he served as Senior Vice President for Hudson’s Energy practice and earlier as an Executive Vice President for a large New York City-based staffing firm.
Mark’s background includes sales and operations management for complex vendor-on-premises (VOP) services contracts throughout a variety of business sectors, including: utilities and power generation, manufacturing, food, financial and banking. He has specialized in the design and delivery of customized, technology-driven solutions to meet the challenges of high-volume and cyclic demand for professional, technical and skilled workers.
Mark has worked with numerous Fortune 500 companies, including Westinghouse Electric Company, General Electric Nuclear Power, Siemens, U.S. Steel, Hershey Foods, AREVA and Parsons. In addition to recruitment and staffing processes, his experience in variable workforce management includes custom training programs; employee evaluations and certification; industry specific regulatory compliance issues; quality assurance; safety programs; and employee screening and security clearance programs.
Tim L. Bosse
Executive Vice President
As Executive Vice President of Healthcare & Scientific, Tim Bosse is chartered with building a national practice focused on the convergence of technology, science and healthcare. System One’s highly specialized team provides targeted recruiting and integrated outsourced solutions across sectors that include pharmaceutical, biotech, medical device/diagnostics, clinical research, healthcare systems, payers and software providers.
Based in Chicago, Tim has extensive experience in building profitable markets through organic business development, financial management, operational efficiency and strategic planning. He has more than twenty years of recruiting and leadership experience, with an emphasis on the establishment of comprehensive employee training programs and client and consultant satisfaction initiatives.
Tim recently served as President for Mastech Healthcare, a division which he helped launch and grew significantly under his strategic direction. Earlier, Tim served as Executive Vice President for Hudson’s North American IT and Telecommunications practice. For two years, he led Hudson’s engineering and technical business units that served as the foundation for System One’s spinoff as a private company in 2008.
Earlier roles included Director of Private Duty Services at North Arundel Health System/Mt. Washington Pediatric Hospital and production and management positions for Maxim Healthcare Services. Tim holds an M.S. in Executive Management from the University of Maryland University College and a B.A. in Health Science and Policy - Healthcare Administration from the University of Maryland Baltimore.

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