![]() American Physical Society American Physical Society (APS, APS Physics) is a nonprofit organization that promotes and diffuses the knowledge of physics through its research journals, scientific meetings, and international activities. | ![]() SPIE SPIE (Society of Photo-Optical Instrumentation Engineers) is a not-for-profit organization for optics and photonics. | ASTM International ASTM International (also known as the American Society For Testing and Materials) is a company that develops voluntary consensus standards. | ||
Founding Date | Founding Date 1899 | Founding Date 1955 | Founding Date 1916 | Founding Date 1898 |
Type | Type Private | Type Private | Type Private | Type Private |
Tags | ||||
Locations | Locations Berwyn Heights, US HQ Washington, US | Locations Bellingham, US HQ Cardiff, GB | Locations Washington, US HQ | Locations Conshohocken, US HQ Brussels, BE Beijing, CN Lima, PE Singapore, SG Washington, US |
Employees | Employees 5621% increase | Employees 614 | Employees 4371% decrease | Employees 613 |
Twitter followers | Twitter followers 198.2 k | Twitter followers 16.8 k | Twitter followers 176 | Twitter followers 16.6 k |
Number of tweets (last 30 days) | Number of tweets (last 30 days) 193 | Number of tweets (last 30 days) 211 | Number of tweets (last 30 days) N/A | Number of tweets (last 30 days) 84 |
Average likes per tweet (last 30 days) | Average likes per tweet (last 30 days) 14.5 | Average likes per tweet (last 30 days) 2.6 | Average likes per tweet (last 30 days) N/A | Average likes per tweet (last 30 days) 4.7 |
Percentage of tweets with engagement (last 30 days) | Percentage of tweets with engagement (last 30 days) 98.45% | Percentage of tweets with engagement (last 30 days) 93.36% | Percentage of tweets with engagement (last 30 days) N/A | Percentage of tweets with engagement (last 30 days) 98.81% |
Employee Rating | Employee Rating 3.9 | Employee Rating 4.4 | Employee Rating N/A | Employee Rating 3.9 |
Financial | ||||
Revenue (est.) | Revenue (est.) $57.2m (FY, 2020) | Revenue (est.) N/A | Revenue (est.) $49.5m (FY, 2019) | Revenue (est.) $102.9m (FY, 2021) |
Net income | Net income $28.7m (FY, 2020) | Net income N/A | Net income $3.4m (FY, 2019) | Net income $49.2m (FY, 2021) |
Operating ⚠ | ||||
Members | Members N/A | Members 19 k (Oct, 2022) | Members N/A | Members 30 k (Jul, 2023) |
SPIE (Society of Photo-Optical Instrumentation Engineers) is a not-for-profit organization for optics and photonics.
View companyThe Optical Society (OSA) is a professional association in optics and photonics.
View companyASTM International (also known as the American Society For Testing and Materials) is a company that develops voluntary consensus standards.
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