Lucas Group, an Atlanta-based executive search firm, appointed Charles Herman as managing partner of the firm’s information technology practice group in Chicago. Herman previously served as senior client consultant for Gregory Laka & Company.

Digital Intelligence Systems Corp. (DISYS), a provider of information technology staffing, named Eric Felice managing director of the company’s Charlotte, N.C. office.

Accolo Inc., a Laskspur, Calif.-based cloud recruiting company, announced that LinkedIn co-founder, Konstantin Guericke joined its board of directors.

Certes Financial Pros, a Minneapolis-based accounting and financial staffing provider, announced the addition of Jonathan Haugen as director of client services. Haugen has more than 20 years of business experience, including eight years in the staffing industry.