In recent years, the concept of ethical investing has gained significant traction as more and more investors are looking to align their financial goals with their values. Ethical investing, also known as socially responsible investing (SRI) or sustainable investing, involves selecting investments that not only provide financial returns but also have a positive impact on society and the environment.

One of the popular ways to engage in ethical investing is through ethical investment funds. These funds are managed by professional fund managers who specialize in selecting companies that adhere to strict environmental, social, and governance (ESG) criteria. By investing in these funds, investors can support companies that are committed to ethical practices, sustainability, and social responsibility.

There are numerous ethical investment funds available in the market, each with its own investment strategy, risk profile, and performance track record. To help investors navigate this space, we have compiled a list of some of the best ethical investment funds that have performed well and have a strong focus on ethical considerations.

1. **Impax Environmental Markets (IEM)**: This fund focuses on companies that are involved in environmental markets such as renewable energy, water and waste management, and sustainable food production. The fund has a strong track record of delivering solid returns to investors while also promoting sustainability and environmental stewardship.

2. **Parnassus Endeavor Fund (PARWX)**: This fund follows a strict ESG screening process to identify companies that demonstrate strong ethical practices and social responsibility. The fund invests in companies that are leaders in their industries and have a positive impact on society. With a solid performance track record, this fund has become a favorite choice for socially responsible investors.

3. **Calvert Equity Fund (CSIEX)**: Calvert is a pioneer in the field of ethical investing and has been at the forefront of promoting sustainability and social responsibility. The Calvert Equity Fund invests in companies that are committed to ethical practices and have strong ESG performance. The fund has a long history of delivering competitive returns to investors while also promoting ethical and sustainable business practices.

4. **Vanguard FTSE Social Index Fund (VFTSX)**: This fund is designed to track the performance of the FTSE4Good US Select Index, which includes companies that meet strict ESG criteria. The fund provides investors with access to a diversified portfolio of socially responsible companies while also delivering competitive returns compared to traditional index funds.

5. **Green Century Balanced Fund (GCBLX)**: This fund combines both equity and fixed-income investments that focus on companies with strong ESG performance. The fund is managed by Green Century Capital Management, a leader in sustainable investing, and has a strong track record of delivering competitive returns while promoting sustainability and environmental stewardship.

6. **TIAA-CREF Social Choice Equity Fund (TISCX)**: This fund invests in companies that adhere to strict ESG criteria and have a positive impact on society. The fund follows a sustainable investing approach and has a strong focus on environmental sustainability, social responsibility, and good governance practices.

7. **Domini Impact Equity Fund (DSEFX)**: The Domini Impact Equity Fund is one of the oldest and most well-known ethical investment funds in the market. The fund invests in companies that are leaders in sustainability and social responsibility, while also delivering competitive returns to investors.

In conclusion, ethical investment funds provide investors with an opportunity to align their financial goals with their values by supporting companies that adhere to strict ESG criteria and promote sustainability and social responsibility. The best ethical investment funds not only deliver competitive returns but also have a positive impact on society and the environment. By investing in these funds, investors can make a difference while also achieving their financial objectives.