Candel Therapeutics, Inc., a clinical stage biopharmaceutical company, engages in the development immunotherapies for the cancer patients. It develops CAN-2409, which is in Phase II clinical trials for the treatment of pancreatic cancer; Phase III clinical trials for the treatment of prostate cancer; and Phase II clinical trials for the treatment of lung cancer, as well as has completed Phase Ib/II clinical trials for the treatment of high-grade glioma. The company also develops CAN-3110, which is in Phase I clinical trials for the treatment of recurrent high-grade glioma. It also develops the?enLIGHTEN Discovery Platform, a systematic, iterative HSV-based discovery platform leveraging human biology and advanced analytics to create new viral immunotherapies for solid tumors. The company was formerly known as Advantagene, Inc. and changed its name to Candel Therapeutics, Inc. in November 2020. Candel Therapeutics, Inc. was incorporated in 2003 and is headquartered in Needham, Massachusetts.

PDS Biotechnology Corporation, a clinical-stage biopharmaceutical company, developing a pipeline of targeted cancer immunotherapies in the United States. The company's lead product candidate is PDS0101 (HPV16), which is in Phase II clinical trial provides a first line treatment for the recurrent/metastatic head and neck cancer, and human papillomavirus associated malignancies. It also develops various product candidates, which are in preclinical trials, including PDS0102, an investigational immunotherapy utilizing tumor-associated and immunologically active T cell receptor gamma alternate reading framed protein (TARP) for treating prostate and breast cancers; and PDS0103 for ovarian, colorectal, lung, and breast cancers. In addition, the company is developing PDS01ADC, a novel investigational Interleukin 12 fused antibody-drug conjugate that enhances the proliferation, potency, and longevity of T cells in the tumor microenvironment; and PDS0104, a novel investigational Tyrosinase-related Protein 2 targeted immunotherapy that stimulates a potent targeted T cell attack against melanoma. Further, the company provides PDS0202, a novel investigational influenza vaccine that generates broad and robust antibody and T cell responses that provide protection against continually evolving strains of seasonal flu and potentially emerging pandemic flu. It has a license and collaboration agreements with National Institutes of Health, Merck Eprova AG, The U.S. Department of Health and Human Services, and MSD International GmbH. The company was founded in 2005 and is based in Princeton, New Jersey.

Barinthus Biotherapeutics plc, a clinical-stage biopharmaceutical company, engages in development of novel T cell immunotherapeutic candidates designed to guide the immune system to overcome chronic infectious diseases, autoimmunity, and cancer. The company's development pipeline includes VTP-300, an immunotherapeutic candidate under phase 2 studies as a potential component of a functional cure for chronic hepatitis B virus (HBV) infection; VTP-200, a non-surgical product candidate under phase 2 studies for treating persistent high-risk human papillomavirus (HPV) infection; VTP-1000, an autoimmune preclinical candidate designed to treat patients with celiac disease; VTP-1100 product candidate to target HPV16+ cancers; and VTP-850/850, a second-generation immunotherapeutic candidate under phase 2 studies to treat recurrent prostate cancer. It is also involved in the development of partnered candidates, such as AB-729-202, which is under phase 2a studies for the treatment of patients with chronic HBV infection; VTP-600, an immunotherapy candidate under phase 1 studies as a potential treatment for NSCLC in combination with standard of care treatment, chemotherapy, and pembrolizumab; VTP-500, a prophylactic vaccine product candidate under phase 1 studies to prevent infection and subsequent disease caused by the MERS coronavirus; and VTP-400, a prophylactic vaccine candidate under phase 1 studies to prevent shingles in adults aged 50 years and older. In addition, the company offers Vaxzevria (formerly VTP-900 and AZD1222), a prophylactic vaccine for the prevention of COVID-19 Infection. Further, it has license, research and development, and collaboration agreements with OUI, NIH, IMC, CanSino, CRUK; VOLT; and Arbutus. The company was formerly known as Vaccitech plc and changed its name to Barinthus Biotherapeutics plc in November 2023. Barinthus Biotherapeutics plc was founded in 2016 and is headquartered in Didcot, the United Kingdom.

HOOKIPA Pharma Inc., a clinical stage biopharmaceutical company, develops immunotherapeutics targeting infectious diseases and cancers based on its proprietary arenavirus platform. The company's lead infectious disease product candidate is HB-200 for the treatment of pembrolizumab which is in Phase 2 of clinical trial; HB-700, a preclinical development for treatment of KRAS mutated cancers, including lung, colorectal, and pancreatic cancers. Its lead product candidates are HB-400 for the treatment of Hepatitis B which is in Phase I of clinical trial and HB-500 for the treatment of HIV which is in Phase I of clinical trial. The company's preclinical stage products include HB-300 program for prostate cancer. It has a collaboration with Gilead Sciences, Inc. to collaborate on preclinical research programs to evaluate potential vaccine products using or incorporating its replicating and non-replicating technology platforms for the treatment, cure, diagnosis, or prevention of Hepatitis B Virus. HOOKIPA Pharma Inc. was incorporated in 2011 and is headquartered in New York, New York.

Imunon, Inc., a clinical-stage biotechnology company, engages in the development of immunotherapies and vaccines to treat cancer and infectious diseases. The company's lead clinical program IMNN-001, a DNA-based immunotherapy for the localized treatment of ovarian cancer that is in Phase II clinical development. Its preclinical stage products include IMNN-101, a COVID-19 booster vaccine; IMNN-102 for the treatment of Lassa virus; and IMNN-201, a Trp2 tumor associated antigen cancer vaccine in melanoma. In addition, the company develops non-viral DNA technology across four modalities, such as TheraPlas for the coding of proteins and cytokines in the treatment of solid tumors; PlaCCine for the coding of viral antigens that can elicit a strong immunological response; FixPlas for the application of Imunon's DNA technology to produce universal cancer vaccines; and IndiPlas, which is in the discovery phase for the development of personalized cancer vaccines or neoepitope cancer vaccines. Imunon, Inc. was formerly known as Celsion Corporation and changed its name to Imunon, Inc. in September 2022. The company was founded in 1982 and is headquartered in Lawrenceville, New Jersey.

Indaptus Therapeutics, Inc., a clinical biotechnology company, develops various anti-cancer and anti-viral immunotherapy products. Its lead clinical candidate is Decoy20 used to produce single agent activity and/or combination therapy-based durable responses of lymphoma, hepatocellular, colorectal, and pancreatic tumors, and chronic hepatitis B virus, and human immunodeficiency virus infection, which is in Phase 2 clinical trial. The company was formerly known as Intec Parent, Inc. and changed its name to Indaptus Therapeutics, Inc. in August 2021. Indaptus Therapeutics, Inc. is headquartered in New York, New York.

YS Biopharma Co., Ltd., a biopharmaceutical company, engages in discovering, developing, manufacturing, and commercializing of vaccines and therapeutic biologics for infectious diseases and cancer. The company develops a proprietary PIKA immunomodulating technology platform and a series of product targeting PIKA rabies vaccine, PIKA recombinant COVID-19 vaccine, and PIKA YS-ON-001. It operates in China, the United States, Singapore, the United Arab Emirates, and the Philippines. The company was founded in 2002 and is based in Beijing, China.

VBI Vaccines Inc., a commercial-stage biopharmaceutical company, develops and sells vaccines to treat immuno-oncology and infectious disease. It offers hepatitis B (HBV) vaccine under the PreHevbrio, PreHevbri, and Sci-B-Vac brand names. The company also develops VBI-2601, a protein based immunotherapeutic candidate for the treatment of chronic HBV infection; VBI-1901, a glioblastoma cancer vaccine immunotherapeutic candidate; VBI-1501, a prophylactic cytomegalovirus vaccine candidate; and VBI-2501 to treat Zika virus. In addition, it develops coronavirus vaccine candidates that include VBI-2902, VBI-2901, and VBI-2905. The company has collaboration and license agreements with Brii Biosciences Limited, the National Research Council of Canada, and Coalition for Epidemic Preparedness Innovations. The company was formerly known as SciVac Therapeutics Inc. and changed its name to VBI Vaccines Inc. in May 2016. VBI Vaccines Inc. is based in Cambridge, Massachusetts.