Business Insurance

Excess & Surplus Property Insurance


Insurance Overview

We Know Excess & Surplus Property Insurance

An essential element of E&S property insurance is a deep understanding of the risks and exposures facing various types of businesses. Because ProSight understands the E&S property space inside and out, we can customize the right insurance solutions for today’s hard-to-place commercial properties.

Meet the E&S Leadership Team

Bill Steinberg and Stephen Nadeau, our Senior Vice Presidents of Property, are well known throughout the Commercial Property space. They use a combination of data, technology, and a whole lot of gut instinct that comes from 50+ years of combined experience understanding and pricing out high-risk properties. Learn more about their approach below.


Bill Steinberg, CPCU, ASLI
Senior Vice President, Property

Meet Bill

Stephen Nadeau, CPCU, CIC, ASLI, ARe
Senior Vice President, Property

Meet Steve

Capacity, Coverage, and Forms

ProSight’s excess and surplus property coverage is built to address the demands of today’s businesses.

  • Up to $25M capacity for optimal risks
  • $5M-$10M working line capacity, including critical CAT (Florida wind, California earthquake)
  • TIVs < $1B
  • Full limits, first loss, quota share, buffer/excess
  • ISO and related forms for most offerings

Our property coverage is available in all 50 states and Washington D.C. through selected wholesale brokers.

Target Business Classes

We write a broad range of occupancies, including:


Dealer’s Open Lots, Stock Throughput, Monoline BI, Recyclers, Builder’s Risk, Foundries, Pharma, Grain Risks, Growing Crops, Petro Chemical, Ocean/Inland Marine, Power Generation