Bermuda-based Allied World Assurance Company Holdings Ltd. is to start underwriting primary contractors pollution liability coverage through Crump Insurance Services' Environmental Division.

Allied World senior vice-president and environmental product manager in the US, Ken Cornell, said: "This innovative programme provides our brokers and their clients with a fast, efficient means to access this valuable coverage."

Crump P&C will target both residential and commercial contracting risks including construction, installation, renovation, remediation and repair contractors with revenues of up to $50 million.