Our Team

ISU Insurance Services – Cormarc Tasman provides insurance services to small and mid-size companies and individuals. We focus on managing business, human capital and individual risk so that clients can grow their business and achieve their personal life objectives. We have national buying power and local service when you need it. We are your partner focused on your success and our professionals average over 25 years of experience.

Team Members

  • Bill Frederick, President

    Bill began his insurance career with Bayly, Martin & Fay, one of the largest insurance retail agencies in the U.S. ( now known as Aon Ins.)   Bill was a top producer and ultimately was promoted to Vice President of new business sales. Bill became an insurance brokerage agency owner and subsequently sold his Temecula agency to Altura Credit Union. He assumed the role of President, Insurance Division at Altura. During the years with Altura, he increased the size of the insurance division seven fold through a combination of internal growth and acquisitions.

    In his role as President of CorMarc Insurance Services, Inc., Bill leads the company’s growth and market expansions. Bill is also a licensed Broker and works with clients to manage their insurance needs and risk management challenges. With well over 30 years in the insurance brokerage business, Bill is knowledgeable in virtually every area of insurance coverage. After acquiring a majority interest in ISU Willingham & Frederick Agency, Bill spent 7 years as President of the firm. In 2011, he formed CorMarc Insurance Services, Inc. where he continues to build a successful business focused on providing a wide range of Business and Personal Insurance to small and mid-size companies and individuals.

  • Eric Sammons, Vice President

    In the early stage of his insurance career, Eric worked with personal lines for a small agency. He then transitioned to commercial lines after realizing he enjoyed working with business owners. During this time he put together insurance and risk management programs for clients in construction, trade, oil refining, etc.

    Subsequently, Eric began working in specialty lines focusing on marine, nonprofits, and associations. He worked to build and maintain the commercial marine clients and to also develop the recreational boat program; and this became one of the top programs in the industry.

    Realizing his growing clients required more resources and expertise, in 2012 Eric joined Cormarc Insurance Services. Because of this, he has been able to deliver more resources and programs for his clients’ benefit.

  • Robert Zentner, Vice President, Contractor specialist

    Bob brings his 50 plus years to CorMarc Insurance Services, Inc handling commercial insurance programs for all types of businesses; specializing in contractors. Bob serves all of their unique insurance needs including bonding of their many projects as well as prompt service and quick response. Bob has also handled major national accounts and understands the competitive nature of the insurance market place. Bob’s vast experience has placed him on many insurance companies “agent’s councils” which gives him the opportunity to understand the insurance companies’ coverage and underwriting and broadens his understanding of client’s needs in today’s market place. Bob’s responsibility is to work for his clients and put their needs first while building relationships that have lasted for decades.