

Charlie Bacon is the President & CEO of Limbach Facility Services LLC. Joining Limbach in early 2004, Charlie is responsible for the overall performance of the business and its strategic direction. Mr. Bacon is a member of the Limbach Board of Managers and is an owner of the business. Prior to joining Limbach, Charlie was the President & CEO of the North and South American operations of Bovis Lend Lease, one of the largest general contractors and construction managers both within the USA and globally. Starting as a superintendent in 1982, he worked his way through various management and leadership positions within the Bovis organization and was named President in 1996 and CEO in 1999.
Mr. Bacon’s passion for the Limbach business is focused on three key areas; First, the care and well being of the Limbach people; Second, delivering successful projects and services to our customers so that all the stakeholders win; and Third, delivering the financial results for our investors allowing us to continue to invest in the future of Limbach.
External to the business, Mr. Bacon supports the education and development of children and serves on a number of Boards; the Boy Scouts, Junior Achievement and the ACE Mentorship Program, a program that focuses on the further introduction of school age children to consider a career in design or construction. Mr. Bacon is also very active with the New Jersey Chapter of the Young Presidents Organization, is a Trustee of Utica College, which he graduated from in 1982 and is a Trustee of the Hunterdon Medical Center in Flemington, New Jersey.
Bill Eichner joined Limbach in 1992, after having spent six years with a large national auditing firm, Arthur Andersen & Company. Mr. Eichner graduated in 1985 with a Bachelor of Science degree in Accounting from Pennsylvania State University. In 1987, he attained his Certified Professional Accounting (CPA) license.
Mr. Eichner's overall responsibility is for the Company's accounting, financial reporting, treasury, budgeting and planning, and other administrative functions. Prior to becoming Limbach's CFO, Mr. Eichner was Vice President of Finance. He was also Controller from 1992 to the late 90's responsible for managing Limbach's external/internal reporting, cash, tax matters, and other internal and external financial issues.
Marc Hoogstraten joined Limbach in 1992 and has over 21 years experience in Employee Benefits and Human Resources. As Vice President of Human Resources for Limbach Facility Services LLC, Marc is responsible for Employee Benefits, Compensation, Recruitment, Training and Human Resources services for all employees within the Limbach family.
Prior to assuming the responsibilities of Limbach’s Human Resources department, Mr. Hoogstraten held the positions of Director of Benefits and Benefits Manager for Limbach’s previous parent companies. Before joining Limbach in 1992, he worked as an Actuarial/Retirement Plan Consultant for KPMG Peat Marwick and Towers Perrin. Mr. Hoogstraten is a graduate of Rutgers College where he obtained degrees in Mathematics and Economics.
Jerry Jackson is responsible for all Limbach information and communication systems. He started at Limbach as a systems analyst in the Corporate IT department and has held several positions in this department including Director of Desktop and Network Services.
Mr. Jackson has 25 years of Information Technology experience in the Construction Industry. He worked previously as a systems analyst with Sargent Electric Company and Federated Investors. Jerry has a BS in Accounting and Data Processing from Geneva College.
Marty Keyser is Executive Vice President - Chief Risk and Acquisition Officer of Limbach Facility Services LLC. Mr. Keyser also serves as the General Counsel responsible for all legal affairs of Limbach and Risk Manager of the company with responsibility for the property/casualty insurance and bonding programs. Mr. Keyser joined the Limbach organization in 1986 as Assistant General Counsel and became Vice President and General Counsel in 1991. He then became Senior Vice President and General Counsel of Limbach's parent company in 1996 and Executive Vice President and General Counsel of Limbach Facility Services LLC and its parent company in 2001. In mid 2008, Mr. Keyser took the position of Executive Vice President - Chief Risk and Acquisition Officer. In this position, he assumes the lead role of identifying and developing acquisition candidates to join Limbach and efficiently closing the transactions.
Prior to joining the Limbach organization, Mr. Keyser was an Associate Attorney with the Pittsburgh law firm of Plowman & Spiegel specializing in construction and surety litigation.
Mr. Keyser obtained a B.A. degree in Economics in 1978 from Catawba College, Salisbury, NC and a J.D. degree in 1981 from Duquesne University School of Law, Pittsburgh, PA where he was a senior editor of the Duquesne Law Review.
Mr. Keyser is a member of the American Bar Association, Public Contract Law Section and the Forum Committee on the Construction Industry; Allegheny County Bar Association, Construction Law Section; Association of Corporate Counsel, Litigation Committee; and American Arbitration Association, National Panel of Construction Arbitrators and a Mediator. Mr. Keyser is admitted to the Pennsylvania Supreme Court, U.S. District Court for the Western District of PA, U.S. Court of Appeals for the Third Circuit and U.S. Supreme Court.
David Leathers joined Limbach in late 2006 with 23 years of service and maintenance experience in the refrigeration and process cooling industry. Prior to joining Limbach, Mr. Leathers was employed with the former York International Corporation, recently acquired by Johnson Controls. At York, Mr. Leathers held positions ranging from Product Marketing Engineer to District Service Manager and Regional Service Director where he led a 10-branch service operation with revenues in excess of $100,000,000. Mr. Leathers also acted as post merger Service Sales Integration Team Leader responsible for the integration of the York Service Sales force and the Johnson Controls Service Sales force.
Mr. Leathers’ primary responsibilities include leading and overseeing the expansion of the service and maintenance business line within Limbach branches by creating strategic entry and expansion plans and working closely with the CEO, CFO, and the local Branch and regional Operations Managers in the execution process.
Mr. Leathers received a Bachelors degree in Mechanical Engineering from the University of Michigan and an MBA with a concentration in Marketing from the University of Pittsburgh.
Outside of the office, Mr. Leathers is involved in many educational and developmental aspects of the industry and his community. Mr. Leathers is very involved with educational opportunities as an Alumni Student Recruiter for the University of Michigan and has been a member of various boards, including the Education Committee of Building Owners and Managers of Detroit; and the Executive Advisor of York’s Junior Achievement Company. Mr. Leathers also coaches Ice Hockey for the Squirt Level hockey team in West Chester, PA.
Craig Montgomery joined Harper Mechanical in 1992 with over 23 years experience in mechanical contracting. He has operated in many capacities throughout his career including President of his own Midwestern Contracting Company, General Manager of a Florida Mechanical Company (Gulfcoast Mechanical Corporation), General Manager of the Southeastern Mechanical Division for Brown and Root, and Regional Manager in the Southeastern States for MCC Mechanical.
The majority of Mr. Montgomery's experience has been with negotiated, design build and team construct projects. His ability to identify mechanical solutions that are cost effective has enabled him to build strong relationships with a varied clientele. He has always prided himself on his ability to work with clients, subcontractors and employees for a common goal. Mr. Montgomery’s responsibilities include all operations of the Harper Orlando & Tampa offices.
In 1999, Ms. Kimberly Ridenour joined the Limbach family, working for Harper Limbach as their marketing manager. Then in 2004, she started working as Limbach’s Corporate Marketing and Communications Director. Ms. Ridenour is responsible for marketing and communications for all locations of Limbach.
Ms. Ridenour has a Bachelor of Science degree in Journalism, emphasis in advertising, from West Virginia University and received her MBA in 2002, from the University of Phoenix, Orlando Campus.
Ms. Ridenour has an extensive background in advertising, public relations and marketing and has been working in the A/E/C industry since 1996. Presently, she is serving her eighth term on the Board of the Central Florida Chapter of the Society of Marketing Professional Services (SMPS), as an Advisor. The Central Florida chapter is the fifth largest SMPS chapter in the country.
Hal Ruffner has worked for Limbach in various construction, conceptual design, project management and sales capacities since 1975. He is currently the Executive Vice President of Limbach’s Central Region, and Manager of the Detroit (Michigan Area) location of Limbach Company located in Pontiac, Michigan. As Executive Vice President Central Region, Mr. Ruffner is also responsible for Limbach’s Pittsburgh and Columbus offices.
Starting in 1994, Mr. Ruffner has grown the highly diversified mechanical construction Detroit operating unit to an annual earned revenue level of $50 to $70 Million, including Engineering, Commissioning, and Continuous Quality Improvement. Previously as Sales Manager of the Detroit office, Mr. Ruffner was responsible for the new construction sales for a $50 million per year operation, which included services for traditional plans and specs, team construct, design/build, special projects, and temperature controls.
Dennis Sacco has been with Limbach Company for over 25 years. Prior to this, he had eleven years experience in the electrical and contract management fields. Two major projects that Mr. Sacco was directly responsible for were The Copley Place in Boston and the New Boston Garden/Fleet Center.
As Executive Vice President of the Northeast Region, he oversees all aspects of the Boston, Philadelphia and Washington D.C. locations. He works with each of the three branch managers on a daily basis, reviewing status of all projects, contractual agreements, finance and administrative departments and is actively involved in pursuing new projects.
Tim Ward joined Limbach Engineering and Design Services (LEDS) and Limbach in 1998. He has been a mechanical engineer in the heating and air conditioning field since 1982. Twelve of these years have been in the temperature controls and energy management industry serving as design engineer, project manager, and operations manager. He has extensive experience in the application of mechanical systems and temperature controls to obtain the most reliable and energy efficient operation of heating and air conditioning equipment. His experience in building automation systems comes from involvement in projects for hospitals, schools, office buildings, and industrial facilities with all system configurations. With LEDS, Mr. Ward applies this experience by providing energy analysis and design for existing and new mechanical systems for both new designs and renovations.
Mr. Ward attended The Ohio State University and received a Bachelor of Science in Mechanical Engineering degree. He is also a registered professional engineer in several states and a Certified Energy Manager.