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As a SEFCU shareholder, you will enjoy benefits not found in other financial relationships. Benefits that keep growing with each passing year to help you achieve your purpose. Established in 1934, today SEFCU is among the 50 largest credit unions in the U.S. with more than $3.5 billion in assets, 330,000 members, and 50 branches in the Capital Region, Binghamton, Syracuse, and Buffalo. SEFCU is committed to Changing Lives Every Day through the donation of time, talent, and treasure.