* Coakley & Williams Inc., a local building and property management firm, said it has been contracted by Consolidated Electrical Distributors to build a turnkey electrical distribution facility in Cheverly, Md., due to be completed in February 1982. The agreement also includes the sale of a 56,800-square-foot piece of land that Coakley & Williams Inc. previously had in its inventory.

* Calma, a wholly-owned subsidiary of General Electric, recently signed a three-year lease for 5,062-square-feet of office space in the Columbia Corporate Center in Columbia. The property is owned by the Howard Research and Development Corp., which is a joint project of The Rouse Co. and Connecticut General Corp. It is leased by Columbia Development Corp. Calma will use the space to establish a district office representing its micro-electronics and mechanical divisions.

* American Telephone and Telegraph's 195 Broadway Corp. has arranged with Wells Fargo Alarm to lease the second floor of a three-story warehouse at 35 K St. NE for document storage.

* The Federal Express Corp. has leased over 17,000 square feet of space in the Washington Business Park in Lanham. Most of the space will be used as a station for about 20 delivery vans serving Southeast, Northeast and Southwest Washington and Prince George's and Anne Arundel counties, in an attempt to provide earlier morning freight deliveries for Federal Express customers.

* The owners of Glendale Lake Apartments in Lanham have obtained a $7.3 million wraparound mortgage financing to complete rehabilitation of the property. The complex, which is fully occupied, consists of 443 one-, two- and three-bedroom units.

* Mueller Associates Inc., a Baltimore-based consulting engineering firm, has opened a Washington office consisting of 3,700 square feet of space in the Capital Gallery Building at 600 Maryland Ave. SW.

* Interest reduction grants at a rate of 9 percent are available for commercial building rehabilitation and expansion from the Prince George's County Neighborhood Business Revitalization Office. The grants are targeted for commercial areas in Bladensburg, Mount Rainier, Suitland and other locations. Business and property owners who have already obtained conventional bank loans are eligible.

* Whittaker International Services Co., a diversified health sciences concern with additional business activities in metals, technology and chemicals, will open a new office at Rosslyn Plaza North, 1777 N. Kent St. in Arlington.

* The National Ocean Industries Association has leased space for its new headquarters at 1050 17th St. NW. The aggregate rental of the long-term lease is over $1 million.

* The Palmer Park Shopping Center in Landover has been acquired by Prince George's County. The county is currently selling nine of the center's 13 storefronts as condominiums for $25 per square foot.