SIA Solutions, LLC Share: Consultants, Professional SIA Solutions, LLC Visit Website 15115 Park Row, Ste.125 Houston, TX 77084 (832) 321-4927 LinkedIn Facebook Twitter About Map About SIA is a consulting firm specializing in program and project solutions in Environmental Compliance and Remediation, Radiological Services, Energy, Infrastructure Asset Management and P3/P4. What's Nearby? Distance: 5 10 15 20 25 50 mi.