Contact

Working with leading investors, Tideline can build confidence in impact investment. We look forward to hearing from you.

For Questions or Inquiries

Please email us at [email protected].

For Careers

Please visit Tideline’s LinkedIn page for a list of current job opportunities.

For Media

Please direct all media inquiries to [email protected].

For BlueMark

To reach BlueMark, Tideline’s independent impact verification business, please email us at [email protected].

Locations

Tideline has a global client base and a presence in the following locations:

San Francisco, California
New York, New York
Portland, Oregon
London, United Kingdom

Compass Series Recap – “Navigating Impact Lenses”

Compass Series Recap – “Navigating Impact Lenses”

This recap of Tideline’s recent Compass Series event was written by Jade Huynh. Watch the full recording here. This Compass Series discussion is dedicated to the late Suzanne Biegel, a pioneer of gender-lens investing who passed away on September 20, 2023 after a...

Compass Series Recap – “State of the Impact Investment Market”

Compass Series Recap – “State of the Impact Investment Market”

This recap of Tideline’s recent Compass Series event was written by Yael Cohen. Watch the full recording here.   At a time of both growth and momentum in impact investing as well as uncertain economic conditions, participants in Tideline's third annual State of...

The Optimism of Collective Action for Impact

The Optimism of Collective Action for Impact

By Dawn Chan, Eliza Foo, and Ben Thornley*Earlier this month, on the sidelines of Ecosperity 2023 in Singapore, we had the great privilege of convening a group of over 100 practitioners dedicated to social and environmental impact, including entrepreneurs, investors,...

Compass Series – “DEI 2.0 and why this time is different”

Compass Series – “DEI 2.0 and why this time is different”

This recap of Tideline's Compass Series event on "Putting Diversity Promises Into Action" was written by Carol Lee and Jane Bieneman. Watch the full recording here.   Despite decades of efforts to increase diversity and representation across the financial...

Impact Investing’s Next Chapter: Integrity Through Assurance

Impact Investing’s Next Chapter: Integrity Through Assurance

March 9, 2020 | Tideline and The Rockefeller Foundation partnered up to lead an engaging discussion on why impact verification is key to scaling the market with integrity in a virtual event entitled Impact Investing’s Next Chapter: Integrity Through Assurance. Watch...

An Innovative Model for Financing Affordable Eye Care Delivers

An Innovative Model for Financing Affordable Eye Care Delivers

July 10, 2018 | Blindness is among the most preventable afflictions on Earth. While an estimated 253 million people worldwide are visually impaired and 36 million are completely blind – 80% of blindness is either curable or preventable. [1] The vast majority of the...

Creating an Impact Fund? Here Are Our Four Ground Rules

Creating an Impact Fund? Here Are Our Four Ground Rules

March 13, 2018 | Based on Tideline’s experience advising impact clients, as well as our work in traditional financial markets, we have found there’s a common set of best practices for creating a new investment fund or other vehicle, be it single bottom line or impact:...

December 2017 | Tideline Partners’ Briefing

December 2017 | Tideline Partners’ Briefing

December 20, 2017 Dear Friends, As 2017 draws to a close, we wanted to thank you for your partnership and share some reflections as seen through Tideline’s recent work with leading investors, asset managers, and market builders in impact investing. We were thrilled...

June 2016 | Tideline Partners’ Briefing

June 2016 | Tideline Partners’ Briefing

June 9, 2016 | This is the first in a series of briefings from the partners at Tideline, Christina Leijonhufvud, Ben Thornley and Kim Wright-Violich, sharing insights from our work with a diverse group of clients at the forefront of impact investing. In this edition,...

Compass Series Recap – “Navigating Impact Lenses”

Compass Series Recap – “Navigating Impact Lenses”

This recap of Tideline’s recent Compass Series event was written by Jade Huynh. Watch the full recording here. This Compass Series discussion is dedicated to the late Suzanne Biegel, a pioneer of gender-lens investing who passed away on September 20, 2023 after a...

Compass Series Recap – “State of the Impact Investment Market”

Compass Series Recap – “State of the Impact Investment Market”

This recap of Tideline’s recent Compass Series event was written by Yael Cohen. Watch the full recording here.   At a time of both growth and momentum in impact investing as well as uncertain economic conditions, participants in Tideline's third annual State of...

The Optimism of Collective Action for Impact

The Optimism of Collective Action for Impact

By Dawn Chan, Eliza Foo, and Ben Thornley*Earlier this month, on the sidelines of Ecosperity 2023 in Singapore, we had the great privilege of convening a group of over 100 practitioners dedicated to social and environmental impact, including entrepreneurs, investors,...

Compass Series – “DEI 2.0 and why this time is different”

Compass Series – “DEI 2.0 and why this time is different”

This recap of Tideline's Compass Series event on "Putting Diversity Promises Into Action" was written by Carol Lee and Jane Bieneman. Watch the full recording here.   Despite decades of efforts to increase diversity and representation across the financial...

Impact Investing’s Next Chapter: Integrity Through Assurance

Impact Investing’s Next Chapter: Integrity Through Assurance

March 9, 2020 | Tideline and The Rockefeller Foundation partnered up to lead an engaging discussion on why impact verification is key to scaling the market with integrity in a virtual event entitled Impact Investing’s Next Chapter: Integrity Through Assurance. Watch...

An Innovative Model for Financing Affordable Eye Care Delivers

An Innovative Model for Financing Affordable Eye Care Delivers

July 10, 2018 | Blindness is among the most preventable afflictions on Earth. While an estimated 253 million people worldwide are visually impaired and 36 million are completely blind – 80% of blindness is either curable or preventable. [1] The vast majority of the...

Creating an Impact Fund? Here Are Our Four Ground Rules

Creating an Impact Fund? Here Are Our Four Ground Rules

March 13, 2018 | Based on Tideline’s experience advising impact clients, as well as our work in traditional financial markets, we have found there’s a common set of best practices for creating a new investment fund or other vehicle, be it single bottom line or impact:...

December 2017 | Tideline Partners’ Briefing

December 2017 | Tideline Partners’ Briefing

December 20, 2017 Dear Friends, As 2017 draws to a close, we wanted to thank you for your partnership and share some reflections as seen through Tideline’s recent work with leading investors, asset managers, and market builders in impact investing. We were thrilled...

June 2016 | Tideline Partners’ Briefing

June 2016 | Tideline Partners’ Briefing

June 9, 2016 | This is the first in a series of briefings from the partners at Tideline, Christina Leijonhufvud, Ben Thornley and Kim Wright-Violich, sharing insights from our work with a diverse group of clients at the forefront of impact investing. In this edition,...

Impact Investing’s Next Chapter: Integrity Through Assurance

Impact Investing’s Next Chapter: Integrity Through Assurance

March 9, 2020 | Tideline and The Rockefeller Foundation partnered up to lead an engaging discussion on why impact verification is key to scaling the market with integrity in a virtual event entitled Impact Investing’s Next Chapter: Integrity Through Assurance. Watch...

Tideline Speaks at SOCAP19

Tideline Speaks at SOCAP19

October 22 – 25, 2019 | At SOCAP19, Ben Thornley moderated a session entitled “The Time for Action and Accountability in Impact”. Panelists Diane Carol Damskey (International Finance Corporation), Elizabeth Boggs Davidsen (UNDP), Sasha Dichter (60 Decibels), Leticia...