Charles Russell Speechlys, an international law firm with a focus on private capital, is opening an office in New Haven and one in Manhattan. The locations are the first in North America for the London-headquartered firm. Charles Russell Speechlys says the New Haven office, at 157 Church St, will focus on deepening its private client footprint across the region, while the New York location establishes a permanent U.S. presence for its private capital practice.