Mike Garrison Keller Williams Real Estate operates from Alpine's commercial corridor on Alpine Blvd, serving buyers and sellers across East County San Diego with residential transaction support. The office shares the 1911 Alpine Blvd address block with McGovern Law Group, creating a one-stop resource for clients who need both representation and legal counsel during escrow. Garrison holds California DRE license #01921470 and operates under Keller Williams Realty, the largest residential brokerage in the United States by agent count. Alpine's 91901 ZIP code draws steady buyer and seller activity, particularly along the Alpine Blvd corridor near Laurie Hallihan & State Farm Insurance where homeowners frequently bundle property and homeowner's coverage during close of escrow. Transaction coordination includes comparative market analysis, MLS listing syndication, and buyer representation for single-family, multi-family, and vacant-land parcels throughout the I-8 and Willows Road corridors.