Winnipeg Real Estate Lawyer Neil Sullivan Awarded Three Best Rated Certificate of Excellence for Seventh Straight Year in a Row. Neil Sullivan of Sullivan McMullan, a leading Winnipeg law firm specializing in real estate law, has been awarded a 2024 Certificate of Excellence from ThreeBestRated.com, a multinational ranking website for local businesses. This is Sullivan McMullan’s seventh consecutive year being recognized as one of Winnipeg’s Top 3 Real Estate Lawyers and reflects the firm’s dedication to exceptional service provided with unparalleled expertise at a competitive price.