Seacoast Commerce Bank (OTCQB: SCCB), a San Diego-based financial institution, will soon open its first loan production office in the Houston area. That means the 14th most-active Small Business Administration lender in the U.S. is entering the Houston market. As of the fiscal year 2012, Seacoast has made 205 SBA loans and had a gross approval amount of $135 million, according to the U.S. Small Business Administration. The $200.7 million-asset California bank said in a statement it has hired Jim…