Sightline Institute (Northwest Environment Watch)

Sightline Institute (Northwest Environment Watch) is an educational organization in Seattle, Washington. Its tax id (EIN) is 52-1833599. It was granted tax-exempt status by IRS in June, 1998. For detailed information such as income and other financial data of Sightline Institute (Northwest Environment Watch), refer to the following table.


Profile of Sightline Institute

Organization Name Sightline Institute
Other NameNorthwest Environment Watch
Tax Id (EIN)52-1833599
Address 92 Lenora St Pb 189, Seattle, WA 98121-2108
In Care of Name Nfp Partners
All tax-exempt organizations in zip code 98121
Tax PeriodAssetIncomeRevenue
December, 2013$2,677,165$2,219,792$1,888,451
December, 2015$3,025,026$2,308,938$1,589,045
December, 2016$2,920,084$2,629,801$1,372,462
December, 2017$3,767,604$2,974,392$2,291,734
December, 2018$3,292,286$2,495,745$1,690,279
December, 2019$4,558,058$3,328,596$3,198,792
December, 2020$5,150,971$2,644,014$2,306,393
December, 2021$6,312,455$4,967,320$3,380,345
December, 2022$5,360,204$5,429,652$2,802,041
December, 2023$7,547,705$8,494,714$4,704,842
IRS Exempt Status Ruling Date June, 1998
Exempt Status Unconditional Exemption
Deductibility Contributions are deductible
Tax Exempt Classification Environmental Quality, Protection and Beautification
Organization's purposes,
activities, & operations
Study and research (non-scientific)
(note: this activity classification has been replaced by the Tax Exempt Classification shown above since 1995.)
Foundation Type Organization which receives a substantial part of its support from a governmental unit or the general public 170(b)(1)(A)(vi)
Organization Type Corporation
Organization Classification Educational Organization
Affiliation Independent - This organization is an independent organization or an independent auxiliary (i.e., not affiliated with a National, Regional, or Geographic grouping of organizations).
Primary Return(s) Required to File 990 (all other) or 990EZ return
Private Foundation Filing Requirement No need to 990-PF return
Asset Range Reported on Form 990$5,000,000 to 9,999,999
Income Range Reported on Form 990$5,000,000 to 9,999,999
Accounting Period 12