HBPW license LimitState:RING HBPW LLP have recently licensed our LimitState:RING masonry arch bridge analysis software. Based in Retford in the UK, HBPW provides civil engineering and building consultancy services to a range of diverse clients globally, nationally and regionally. To see who else uses LimitState software, please see our clients page. newsTom PritchardNovember 19, 2017ring Facebook0 Twitter LinkedIn0 0 Likes