News & Events

Histo-Scientific Research Laboratories and Vet Path Services Merge

Formation of company to meet growing demand for high-quality histopathology services in the research and pre-clinical therapeutics markets includes growth equity investment from Ampersand Capital Partners  MT. JACKSON, VA and MASON, OH (USA) – December 11, 2018 – Histo-Scientific Research Laboratories, Inc. (HSRL), has completed its merger with Vet Path Services (VPS) to create the leading provider of research and pre-clinical histology, pathology and archiving services for the biopharmaceutical, medical device and contract research industries. In conjunction with the merger, the new entity also received an investment from Ampersand Capital Partners to continue expanding the company in the rapidly evolving pre-clinical histopathology market. Mt. Jackson-based HSRL is well-established as a trusted provider of critical services in the pre-clinical research and development market, specifically histology and pathology services for routine tissue analyses, efficacy determination for new compounds and devices, toxicologic evaluation of products subject to FDA approval and detailed pathology reporting for Good Laboratory Practices (GLP) studies. Equally reputable, VPS offers substantially corresponding histology and pathology expertise that will play a valuable role in growing the combined company’s service capabilities. With the merger, the organization now has footprints in Mt. Jackson, VA, Mason, OH and Worcester, MA.  The company plans to significantly expand its Worcester site, where complex immunohistochemical techniques and image analysis is performed, in order to best serve the significant demand for these services in the market. “We are very excited to partner with VPS to expand HSRL’s service offerings, and to rapidly scale the combined company to meet the growing demand for high-quality histopathology services in the research and pre-clinical therapeutics markets,” stated Mr. Thomas Galati, founder and CEO of HSRL, who will serve as CEO of the combined entity. “The addition of VPS brings not only valuable technical and operational expertise, but also increased service capabilities and a specialized comprehension of complex histopathology with regard to medical devices.”  Founder and Vice President of VPS, Mr. Chris Johnson, commented, “Our partnership with HSRL represents a highly complementary union of histology and pathology expertise that is unrivaled in the industry.  The combination creates an organization that has access to over 25 board-certified veterinary pathologists, who together offer a diverse experience base and the scientific ability to accomplish any project.” In conjunction with the merger, the company has received an investment from Ampersand Capital Partners, a leading private equity fund focused on the healthcare sector.  Ampersand Partner David Anderson added, “HSRL and VPS represent an excellent fit with Ampersand’s strategy of investing in growth-oriented businesses in exciting markets that we know well.  Each company has established leadership positions in specialty segments of the research and pre-clinical histopathology markets, and we are thrilled to have the opportunity to partner with an impressive management team focused on driving future growth and success.” About Histo-Scientific Research Laboratories HSRL was established in 1999 with one goal in mind: to provide the highest quality histology, pathology, and specimen archiving services. Since then it has grown into one of the largest and most well-respected independent providers of GLP-compliant histopathology services to the biopharmaceutical and CRO industries. Their laboratories in VA and MA employ 22 experienced histology technicians, a pathology support team and a Quality Assurance Unit.  HSRL retains five board-certified (ACVP) veterinary pathologists on staff, and has access to an additional eight consulting board-certified veterinary pathologists.  Secure, long-term archiving is available in two locations, to accommodate ambient, refrigerated and frozen storage needs.  All of HSRL’s services are GLP-compliant, including immunohistochemistry.  Every team member takes the time and consideration to ensure each study is given the attention to detail that it requires. HSRL’s staff is committed to scientific integrity and superior responsiveness to clients’ needs.  Additional information about HSRL is available at About Vet Path Services Founded in 2005, VPS is one of the largest independent contract histopathology corporations in North America. For over a decade, they have provided quality, expert, and timely GLP-compliant histology and histopathology services to the pharmaceutical, biotech, chemical, medical device, consumer product, and CRO industries. Their staff consists of 12 board-certified (ACVP) veterinary pathologists, 28 highly-trained histology technicians, and dedicated Quality Control (QC) and Quality Assurance (QA) units, all of whom are committed to quality work, excellent customer service, and meeting demanding timelines.  In addition, VPS offers long-term GLP-compliant archival services for residual wet tissues, embedded tissue blocks, microscopic slides, paper data, electronic media, and cold (5oC and –20oC) and ultra-low-temperature (-80oC) storage for materials such as test article samples. Additional information about VPS is available at About Ampersand Capital Partners Founded in 1988, Ampersand is a middle market private equity firm dedicated to growth-oriented investments in the healthcare sector.  With offices in Boston, MA and Amsterdam, Netherlands, Ampersand leverages a unique blend of private equity and operating experience to build value and drive superior long-term performance alongside its portfolio company management teams. Ampersand has helped build numerous market-leading companies across each of its core healthcare sectors, including Brammer Bio, Confluent Medical, Genewiz, Genoptix, Talecris Biotherapeutics and Viracor-IBT Laboratories.  Additional information about Ampersand is available at For further information contact: Guy Tiene +1 212 366 4455 ###  

HSRL’s Newly Redesigned Virginia Laboratory Doubles Business Capacity

Leading histopathology service provider expands to accommodate increase in demand. Mount Jackson – July 18, 2018 – HSRL, Inc. is an industry-leading histopathology laboratory providing services to contract research organizations, drug discovery firms, the biotechnology industry, medical device and pharmaceutical companies, clinics, academic institutions and government agencies.  HSRL has recently completed a laboratory expansion including a redesigned 11,000 sq ft combined office and laboratory space at 5930 Main Street in Mount Jackson, Virginia. More than double the original footprint, this much larger space will serve to support the growth of the company now and well into the coming years. HSRL’s headquarters, located only a few minutes’ drive from Interstate 81, has contemporary office space for administration and support staff as well as a modernized histology laboratory which can accommodate more than fifty histology technicians. The expansion, including improvements and upgrades, together facilitate HSRL’s continued commitment to providing expertise, quality, and efficiency in support of a multitude of clients both domestically and internationally. “Doubling our histology laboratory space allows us to satisfy our client’s needs for rapid tissue processing, slide preparation and pathology assessment for many years to come”, said Tom Galati, HSRL’s founder and CEO.  About HSRL HSRL was established in 1999 with one goal in mind: to provide the highest quality histology, pathology, and specimen archiving services. Every team member takes the time and consideration to ensure each study is given the attention to details that it requires. HSRL’s staff is committed to scientific integrity and superior responsiveness to clients’ needs. To learn more, visit Contact Tom Galati, CEO and Founder HSRL, Inc. 5930 Main Street, Mount Jackson, VA  22842 (540) 477-4440

HSRL’s New Archiving Facility Offers More Than 1 Million Cubic Feet of Storage

Leading Histopathology Service Provider Expands Its Specimen Storage Capacity Mount Jackson, VA — April 27, 2016 — Histo-Scientific Research Laboratories (HSRL), a leading provider of histology, pathology, and archiving services, today announced the opening of its new 1 million cubic foot storage specimen facility. The facility, located about an hour west of Washington, allows HSRL to safely store over 1,000,000 cubic feet of ambient materials and over 5,000 cubic feet of refrigerated and frozen specimens. “With a push by several pharmaceutical companies to move all of their research materials offsite, it was imperative that more space be placed online,” says Ed Galati, HSRL’s Vice President of Archiving Operations. “Now, we can handle just about any size client because of our new building’s capacity,” added Ed. Among the features of the storage specimen facility:

Upcoming Events

Boston Area Pharmacology Toxicology Group (BAPTG)

April 25, 2019

Boston, MA

Society of Quality Assurance

April 29-May 1, 2019