Based on DataQuick stats, most of the California loans in default were originated between 2005 and 2007 — a peak period for lax underwriting. On a servicer-by-servicer basis, most of the active loans in the foreclosure process last quarter were tied to JPMorgan Chase (JPM) (9,634 mortgages), Wells Fargo (WFC) (8,329) and Bank of America (BAC) (7,158). Meanwhile, the trustees pursuing the most foreclosures as part of their role in handling securitized mortgages included ReconTrust Co. for Bank of America and MERS, Quality Loan Service Corp. for Bank of America, California Reconveyance Co. for JPMorgan Chase, NDEx West (Wells Fargo) and Cal-Western Reconveyance Corp. for Wells Fargo. Write to Kerri Panchuk.