OUR TEAM

Leadership Team

Our offerings include expert bone marrow and surgical pathology consults; cytogenetics with industry-leading turnaround times; hematologic and solid tumor FISH testing; 10-color flow cytometry; histology supported by an extensive IHC.
Katherine Panesso, RN
Katherine Panesso, RN
CEO

Katherine serves as the expert Chief Executive Officer for Vitro Molecular Laboratories, focused on executive affairs and complex hospital systems. Katherine most recently held the position of CEO (following being promoted from CNO) for the Larkin Health System. During her tenure, Katherine embarked on an aggressive initiative to create a team environment and enhance relations between the medical staff and hospital staff by creating a positive reward culture. Within less than a year, performance metrics and patient satisfaction have dramatically improved due to her initiative. In addition to Katherine’s position as CEO for Vitro, Katherine currently serves as executive consultant for Nextgen Pathology Services.

Christie Houston, MBA
Christie Houston, MBA
COO

Christie currently serves as the Chief operations Officer for Vitro Molecular Laboratories. As COO, Christie manages the day-to-day of the laboratory and its subsidiaries. Mrs. Houston has more than 12 years of experience running laboratory operations, managing complex healthcare systems and physician groups. During the Covid-19 Pandemic, Mrs. Houston was instrumental in creating a large-scale molecular testing operation in South Florida, delivering results to thousands of patients in record times.Christie obtained a BS in Biology from Arizona State University and an MBA from Davenport University.

Chris Hazelwood, CPA
Chris Hazelwood, CPA
CFO

Chris Hazelwood is a financial executive with over 18 years of experience in public accounting, management consulting and operations management. Over the course of his career, Chris has performed financial, operational, managerial and collateral evaluations for hospitals and private practitioners throughout the United States. In addition to healthcare, Chris’ industry experience includes consumer products, energy, information technology, media, outsourcing services, real estate, telecom and others. Chris has worked as the CFO and COO for multiple healthcare companies, where he managed liquidity crises, restructured debt, led mergers and acquisitions, developed and executed turnaround plans, implemented best practices in the areas of accounting and finance, developed key operating metrics, and implemented cost-saving operating initiatives. In addition to holding several executive level positions, Chris also worked for Focus Management Group, a nationwide management consulting firm, where he was actively involved in the firm’s corporate turnaround and restructuring services, financial advisory, and enterprise improvement services. His experience included bankruptcy and receivership proceedings, asset sales, and business wind-downs. Prior to joining to Focus Management Group, Chris worked at PriceWaterhouseCoopers where he was instrumental in performing financial statement audits for multiple Fortune 500 companies. Chris has been awarded the prestigious honor of “CFO of the Year” by the Tampa Bay Business journal in recognition of his efforts at a $50MM medical billing and practice management services firm. Chris is a Certified Public Accountant, Certified Fraud Examiner and a graduate of the University of Florida’s Masters of Accounting program.

Tim Christenson
Tim Christenson
Chief Commercial Officer

Tim Christenson is the Chief Commercial Officer at Vitro Molecular Laboratories where he leads the commercial efforts of the organization overseeing Sales, Marketing and strategic partnerships. Tim brings more than 20 years of experience in building and leading high-performing oncology diagnostics teams. Before joining Vitro, he served as the SVP of Sales for Oncocyte. While there, Tim led the commercial team to record sales revenue and volumes before the commercial division was sold to a third-party organization.

Prior to Oncocyte, Tim was at NeoGenomics and Clarient for a combined 18 years, ending his tenure at NeoGenomics as the Chief Service Officer leading commercial operations, enablement and training. As the CSO, Tim was intricately involved in developing and executing corporate initiatives to assist the sales team in driving increased revenue and volume growth.

His previous roles at NeoGenomics include VP of Sales Operations, National Director of Integration and National Director of Sales. Performing these roles, Tim helped NeoGenomics achieve several critical milestones in the growth of the organization. As VP of Sales Operations, Tim led the buildout of a satellite flow laboratory in Atlanta. He also fostered and secured a strategic partnership with an independent oncology laboratory that generated millions in molecular testing revenue for NeoGenomics. As the National Director of Integration, his leadership helped guide the commercial and operational buildout as NeoGenomics and Clarient became one laboratory. As the National Director of Sales, Tim’s team consistently exceeded target goals and grew revenue percentage by double digits year-over-year. The foundation that Tim and his teams built helped enable NeoGenomics to grow from a $40M company when he joined in 2014 to $450M in annual revenue by 2020.

Tim’s responsibilities at Clarient included building out and leading the Southeast Region as the Regional Manager. In this role, Tim’s team generated over 30% of Clarient’s total annual revenue before the company was acquired by GE in 2010.

Tim earned his MBA from the Kellogg School of Management at Northwestern University and a B.S. in Business Administration and Marketing from the University of West Florida.