What is Impact Investing: Definitions, Types & Returns Overview

Introduction to Impact Investing
Impact investing is about putting money into businesses, funds, or projects that generate a positive social or environmental impact alongside financial returns. Instead of choosing between profit and purpose, impact investing brings both together. Examples include investments in clean energy, affordable housing, healthcare, and education.
The components of impact investing are:
- Intentionality – investing with the clear goal of creating positive change.
- Evidence-driven design – using data and research to guide investment decisions.
- Managing impact performance – setting goals, measuring outcomes, and reporting results.
- Industry growth – adopting shared standards and practices to strengthen the impact investing market.
Impact investing is different from environmental, social, and governance (ESG) and Socially Responsible Investing (SRI). ESG focuses on how companies manage environmental, social, and governance factors. SRI filters out companies that do not meet ethical standards. In contrast, impact investing actively seeks measurable benefits for people and the planet.
In short, ESG = a rating system that measures business practices.
SRI = a filtering strategy investors use based on values, and here, investors decide where their money goes.
Impact investing = actively investing to create measurable positive change.
However, by and large, they are all pretty much the same, with only slight differences.
Read More: What is Corporate Social Responsibility? CSR Meaning, Types, and Benefits
With over a trillion dollars now directed into this space, impact investing is moving into the mainstream. It offers investors a way to align their money with their values, supporting long-term financial growth while addressing global challenges.

Examples of Impact Investing
Impact investing strategy comes in different forms, each designed to create positive change while generating financial returns. They can target environmental, social, or a mix of both outcomes, giving investors flexibility to align their portfolios with their values. Below are the main types:
1. Environmental Impact Investments
These focus on protecting natural resources and promoting sustainability. Common areas include:
- Renewable energy such as wind, solar, and hydro projects.
- Sustainable agriculture that reduces waste and promotes food security.
- Conservation initiatives that protect biodiversity and ecosystems.
Such investments support the transition to a greener economy while reducing climate risks.
2. Social Impact Investments
These aim to improve the quality of life and promote social equity. Popular sectors include:
- Affordable housing to provide safe homes for underserved communities.
- Healthcare projects that expand access to medical services.
- Education initiatives that create better learning opportunities.
Social impact investments directly address pressing challenges within communities.
3. Blended or Integrated Impact Investments
Many investments combine both environmental and social benefits. For example:
- Funding solar energy projects in emerging markets.
- Supporting affordable housing developments in urban centres.
- Investing in sustainable farming that benefits both local communities and the environment.
This holistic approach broadens the positive outcomes of impact investing.
4. Institutional and Philanthropic Impact Investments
Large organisations, such as private foundations and mission-driven funds, are active in this space. The Bill and Melinda Gates Foundation and similar institutions direct resources into healthcare, education, and sustainability projects to drive meaningful change.
5. Public Market Impact Investments
Impact opportunities also exist in ETFs and mutual funds that prioritise ESG criteria. These funds allow socially responsible investors to:
- Diversify their portfolios.
- Support companies aligned with their values.
- Access impact opportunities more easily.
Measuring Impact
A key component of impact investing is the ability to measure and track the social and environmental outcomes of investments. Impact investors rely on a variety of metrics and frameworks to assess the effectiveness of their impact investments.
Key performance indicators (KPIs) are commonly used to evaluate progress toward specific goals, such as reducing carbon emissions or increasing access to affordable housing.
The Impact Reporting and Investment Standards (IRIS) framework provides a standardized set of metrics for measuring impact across different sectors and asset classes.
Also, tools like the Global Impact Investing Rating System (GIIRS) help investors evaluate the social and environmental performance of companies and funds. As the impact investing industry matures, the use of data analytics and technology is becoming increasingly important, enabling impact investors to make informed, data-driven decisions and ensure that their investments are delivering meaningful social and environmental impact.

Overview of Financial Returns
Impact investments are designed to generate financial returns alongside positive social or environmental impact, and research shows that these investments can perform on par with traditional investments.
According to the Global Impact Investing Network, the majority of impact investors report that their impact investments meet or exceed their financial expectations. The range of financial returns varies, with some impact investments offering market-rate returns, while others may provide concessionary returns in exchange for greater social or environmental benefits.
The return on investment (ROI) for impact investments depends on factors such as the type of investment, sector, and geographic region.
Some impact investors are willing to accept lower financial returns if it means achieving significant social or environmental outcomes.
Financial advisors and fund managers play a larger role in helping impact investors develop an investment strategy that balances financial goals with a commitment to positive change. By carefully selecting impact investment opportunities, investors can generate financial returns while making a meaningful difference in the world.
Frequently Asked Questions (FAQs)
What is an example of impact investing?
An example of impact investing is putting money into a renewable energy project, such as solar or wind farms, which generates financial returns as well as reduces carbon emissions. Another example is investing in microfinance institutions that provide small loans to underserved communities, supporting economic growth and social progress.
What is the meaning of impact investing?
Impact investing means investing in businesses, projects, or funds with the goal of earning financial returns while also creating positive social or environmental impact. Unlike traditional investing, it focuses on both profit and measurable benefits, such as reducing carbon emissions, improving healthcare, or supporting community development.
What is impact investing vs ESG?
Impact investing is when investments are made specifically to generate measurable social or environmental benefits alongside financial returns. For example, funding clean energy projects or affordable housing with a direct impact goal.
ESG investing focuses on evaluating a company’s practices in these areas to guide investment decisions. It does not always seek direct impact but considers risks and opportunities linked to sustainability factors.
Does impact investing make money?
Yes, impact investing can make money. Investors seek both financial returns and positive social or environmental outcomes. Some impact investments perform at market-rate returns, while others may accept slightly lower returns in exchange for greater impact, depending on the project or sector.
Get the ESG Brief in your inbox
One concise email a week — the ratings moves, regulation deadlines, and vetted solutions that matter. Trusted by sustainability and finance teams.
No spam · unsubscribe anytime.














