Sia/Addison Information
Summary
Sia/Addison is a private company that has been in the industry for 39 years. The company currently specializes in the Design area. The position of the CEO is occupied by Roger Byrom. Its headquarters is located at New York, New York, USA. The number of employees ranges from 100 to 250. The annual revenue of Sia/Addison varies between 25M and 100M. To connect with Sia/Addison employee register on SignalHire.
Organization Website | addison.com |
Social Links |  |
Phone Number | 212-229-5000 |
Industries | |
Headquarters Location | 48 Wall Street, New York, NY, 10005 US |
Employees Size | 100-200 employees |
Specialties | Stakeholder Communications, Not For Profit, Sustainability Communications, Social Media, Digital, Branding, Simplification, Content Creation, Financial Marketing, CSR |
SIC Code | 7380, 8742 |
DMA Code | New York Metropolitan Area |
Founded | 1962 |
Estimated Annual Revenue | $25M - 100M |
Operating Status | Independent Company |
Estimated Website Traffic
The chart shows a decline in traffic to the addison.com website. In January, traffic decreased to 1020, compared to 1526 in the previous month. The highest traffic in 2026 was recorded in January, reaching 1020 visits.
Employees Turnover 4 quarter 2025
Length of Employment
Employee tenure at Sia/Addison shows a diverse range of experience levels:
1% have been with the company for less than 1 year2% for 1–2 years2% for 3–4 years4% for 5–7 years3% for 8–10 years89% have over 11 years of service at Sia/Addison
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