Pro Con Inc. is the architect and construction manager for a new $5.2 million Fairfield Inn and Suites by Marriott being developed at 8 Bell Ave. The new hotel, which is located off I-93 at exit 9, is owned by Hanish, LLC of Brockton, Mass. The 3-story, 59-room hotel will offer traditional hotel rooms with either king or queen beds and some suites with living areas and a microwave, mini-refrigerator and coffee maker. The hotel will include an indoor pool and fitness room and a morning breakfast bar and lounge area with a fireplace. Pro Con began site work on the project in July and has scheduled a March 2008 completion date for the new Marriott hotel. Pro Con Inc., a leader in hotel design and construction, recently completed a 122-key Residence Inn by Marriott in Worcester, Mass. and a 131-key Hilton Garden Inn and a 108-key Homewood Suite by Hilton, both in Portsmouth, N.H.