The Washington chapter of the National Home Improvement Council has published a directory of home improvement contractors and suppliers here. Chapter president Moses Voloshen said that nearly 100 firms are listed. Copies, for $5 each, are available from the NHIC office in the National Press Building, 14th and F streets NW.

Screen Printing Association International has broken ground for a one-story headquarters building at 10015 Main St., Fairfax. Jack Bays Inc. has the construction contract. SPAI, the trade association of the scren printing industry, has a national headquarters in Vienna, Va.

The River Road Complex Limited Partnership now controls the former Marriott Corp. headquarters site at 5161 River Rod., Bethesda. The warehouse and office complex was previously purchased by Morton Lebowitz for $4.9 million and leased back to Marriott until that firm moved to its new headquarters on Democracy Boulevard last spring. The new partnership, which is rehabilitating the property, includes Lebowitz and other investors. James A. Barker & Associates is the leasing agent.

Approximately 2,000 acres of timber land on both sides of Rte. I-95 near the Maryland House restaurant in Harford County will be offered at a public auction at 1 p.m. today at the Holiday Inn at Aberdeen, Md. Known as Stoney Forest, the land is owned by the estate of Sydney D. Peverly of Belair, Md. The site will be offered in its entirety or in 15 parcels.