BRITISH waste management business Biffa has said it is "actively pursuing a strong pipeline of acquisition opportunities" just months after going public. A trading update released by the company stated that it was on track to meet full-year earnings expectations and was making "good progress" in its growth strategy. Biffa is set to report its annual results covering the year to March 24 on June 14, marking its first full-year report since launching onto the London Stock Exchange in late October.