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Our Leaders

Taking our Vision to Reality


System One has built a collaborative group of leaders who respond to our clients’ business challenges with strategies for success.

Every member of the System One executive management team has considerable experience in building profitable organizations, optimizing operations, and managing complex technology and business initiatives.

Troy Gregory, System One, President and CEO

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% per 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.


Greg Lignelli, System One, Chief Operating Officer

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 during 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 the firm’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 of Science degree in Business Administration from Duquesne University and attended leadership training with London Business School.


Daniel J. Moran, System One, Chief Financial Officer

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 improving 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.


Lisa Biondi, System One CIO

Lisa Biondi

Chief Information Officer

Lisa Biondi is the Chief Information Officer for System One, where she is responsible for corporate technology strategy, designing and implementing enterprise IT solutions, and technology support.

Lisa has a strong IT background, with over 20 years of experience leading and managing teams and applying technology to solve complex business challenges. Lisa has successfully led multiple key IT initiatives within System One, including the transition of business applications to SaaS and cloud-based platforms supporting financial, accounting, human resources, benefits, and payroll systems.

Prior to becoming System One’s CIO, Lisa served as IT Director with Hudson Highland Group, a publicly-traded professional staffing, outsourcing, and talent management firm, where she was responsible for leading the applications development team that supported ERP systems and web applications.

Lisa is a graduate of the University of Pittsburgh with a Bachelor of Science degree in Electrical Engineering and a Master of Science degree in Electrical Engineering.


Mark A. Fenske, System One, Executive Vice President

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.


Susan Burgess Tencza, System One, Senior Vice President, Human Resources

Susan Burgess Tencza

Senior Vice President, Human Resources


Susan Burgess Tencza is the Senior Vice President, Human Resources for System One. Susan oversees corporate HR programs to attract, develop, and retain world-class talent to support System One’s success. Her team’s responsibilities include employee relations, benefits & compensation, retention & rewards programs, organizational development, talent management, employment law & compliance, and acquisition integration.

A certified Senior Professional in Human Resources, Susan has a wealth of leadership experience across diverse industries and organizations. She has demonstrated a strong track record of strengthening operational and HR practices through compliance, technology, and policy development.

Prior to joining System One, Susan served as HR Director for Education Management Corporation. Earlier, she served as HR Director for multi-national firms Context Web and CGI Technologies and Solutions.

Susan holds a Bachelor of Arts degree in Political Science from Allegheny College and is active in the Society for Human Resources Management.


Richard H. Weede, System One, Director of Marketing

Richard H. Weede

Director of Marketing


Rich Weede is the Director of Marketing for System One. As the leader of the marketing department, Rich is responsible for driving the planning, development, and execution of System One’s marketing and communications initiatives. His primary responsibility is to support revenue generation by improving talent acquisition marketing while simultaneously increasing new client generation.

Rich has particular expertise in marketing analytics and branding, and works cross-functionally with recruiting, sales, and shared services teams to improve operational best practices.

Rich previously led the marketing department at Kforce and served as an Infantry Officer in the United States Marine Corps from 1986 – 2007. He is a graduate of the Virginia Military Institute with a Bachelor of Arts degree in Economics.