New positions
* Pacific Scientific Co. picked Joseph R. Monkowski as president of its instruments division. The Silver Spring-based firm manufactures and markets particle counting systems and other electrical and safety equipment.
* Restaurant Association of Maryland named Kitty Whittington exposition and allied sales manager, and Denise Plotkin to oversee membership development and services.
* Kirkegaard & Perry Laboratories, based in Gaithersburg, appointed Leslie Halpern vice president of operations.
Advertising and PR
* Eisner & Associates appointed of Ed Tajon , formerly with Borders, Perrin & Norander of Portland, Ore., as senior art director.
* Frank Group of Hunt Valley has chosen William F. Herrfeldt as senior vice president. He will assume account management and new business responsibilities.
* Fast & Associates, of Columbia, named Lynn Hentchel as an accountant, Liza Poliszczuk account services coordinator and Valincia Diggs a media buyer.
Legal and insurance
* McGuire, Woods, Battle & Boothe, a law firm with offices in Baltimore, Washington, Virginia, Florida and Europe, named Alan C. Cason and Joseph C. Reid as partners in its Baltimore office.
* Shapiro & Olander elected Robert C. Sanders into membership in the firm.
Financial services
* Sparks State Bank appointed of Daniel R. Wernecke to executive vice president and chief administrative officer.
* Mercantile-Safe Deposit & Trust Co. named William A. Quade Jr., formerly with First Maryland Bancorp., senior vice president for asset lending.
* Provident Bank of Maryland has chosen John M. DeZinno vice president, real estate lending, and named Harry P. Schmidt manager of the bank's indirect automotive division.
Professional
* Katz, Abosch, Windesheim, Gershman & Freedman, accountants and consultants, announced that Thomas D. Lowdermilk has become a shareholder in the firm.
* Phillips Way Inc., a general and mechanical construction company in Owings Mills, named Thomas C. Parkinson Jr. executive vice president.
* Kamanitz , Uhlfelder & Permison named Harvey Finkelstein to the firm as a manager.
* Nottingham Construction Co. appointed Mike Hiss to senior vice president and Chris Van Hollen as vice president.
Commercial real estate
* Preston Partners said Robert S. Clements has joined the commercial real estate services firm as executive vice president and partner.
* KLNB appointed John T. Botte to the staff of its Columbia office industrial department.