* ServiceAIR, a heating and air conditioning company, will merge with M. Snyder Co., a plumbing services firm. The new company will use the ServiceAIR name and have its headquarters on West 41st Street in Hampden.
* Trade Center '94, a business-to-business expo and trade show sponsored by the Howard County Chamber of Commerce, is taking exhibitor applications. It will be held Oct. 12 at the JHU Applied Physics Lab. Information: (410) 730-4111.
* Consulting Engineers Council of Maryland is taking applications for its annual scholarship awards. Information: (410) 539-1592.
On the board
* Phillips Publishing International, based in Potomac, named Eugene R. Veto, founder of Argus Capital Corp., to its board of directors.