PastSearch, based in the East Riding of Yorkshire, is a dedicated archaeological and research organization committed to unveiling the hidden history of the region. Founded by Karen Adams, who has a rich background in archaeology, PastSearch focuses on uncovering "hidden treasures" through extensive research of maps, photographs, articles, and antiquarian discoveries. This wealth of knowledge helps illustrate how life and landscapes have evolved over the centuries.

PastSearch offers a variety of educational services, including illustrated talks, workshops, walking tours, and courses, all adaptable to different age groups and audiences. In response to increased interest during the pandemic, they have also expanded to include online talks, making history accessible to a global audience.

Additionally, PastSearch provides archaeological services primarily in York, East Riding, and North Lincolnshire, assisting clients with planning applications that require archaeological assessments. With an emphasis on community involvement, PastSearch plays an active role in local heritage projects and education initiatives, fostering appreciation for the region’s rich history.