Found another website similar to Computershare that allows investors to purchase stock directly from the company.
Mellon Investor ServiceDirect
There are some various very well known companies such as:
Company Name Minimum Electronic? Plan Type
ANADARKO PETROLEUM CORPORATION $1,000 NO DSPP
ANHEUSER-BUSCH COMPANIES, INC. $25 NO DRIP
AVIS BUDGET GROUP INC. $250 NO DSPP
BAKER HUGHES INCORPORATED $0 NO DRIP
BAUSCH & LOMB INC. $0 NO DRIP
BORG-WARNER AUTOMOTIVE, INC. $500 NO DSPP
BRISTOL-MYERS SQUIBB COMPANY $0 NO DRIP
CASH AMERICA INTERNATIONAL, INC. $250 NO DSPP
CATERPILLAR INC. $250 NO DSPP
CHEVRON CORPORATION $250 NO DSPP
CIGNA CORPORATION $250 NO DSPP
CONOCOPHILLIPS $250 NO DSPP
COSTCO WHOLESALE CORPORATION $250 YES DSPP
CREDIT SUISSE GROUP $250 NO DSPP
DEUTSCHE TELEKOM AG. $250 NO DSPP
H & R BLOCK, INC. $0 NO DRIP
H. J. HEINZ COMPANY $250 NO DSPP
J.C. PENNEY COMPANY INC $250 NO DSPP
JPMORGAN CHASE & CO. $250 NO DSPP
MICROSOFT CORPORATION $1,000 NO DSPP
MOTOROLA , INC. $500 NO DSPP
NATIONWIDE FINANCIAL SERVICES, INC. $500 NO DSPP
NCR CORPORATION $250 NO DSPP
OFFICE DEPOT, INC $250 NO DSPP
PERKINELMER $250 NO DSPP
PG&E CORPORATION $250 NO DSPP
PIER 1 IMPORTS, INC. $500 NO DSPP
REUTERS GROUP PLC $250 NO DSPP
SAP AG $250 NO DSPP
SARA LEE CORPORATION $250 NO DSPP
STAPLES INC $250 NO DSPP
TARGET CORPORATION $500 NO DSPP
THE ESTEE LAUDER COMPANIES INC. $250 NO DSPP
TIFFANY & CO. $250 NO DSPP
TYCO INTERNATIONAL LTD $2,500 NO DSPP
U.S. BANCORP $250 NO DSPP
WASHINGTON MUTUAL, INC. $500 NO DSPP
WASTE MANAGEMENT, INC. $500 NO DSPP