Investors looking to invest in API

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50K - 250K
RelativelyFund is a pure tech-accelerator that builds, operates and invests in the most ambitious entrepreneurs and inventors across the MENA region. They are focused on helping startups in the region to accelerate their growth and reach their potential. They offer a range of services including ...
500K - 5M
Buoyant Ventures is a female-owned venture fund founded by Amy Francetic and Allison Myers. It operates as an early-stage venture fund, investing in digital solutions that have the potential to positively transform the lives of individuals and launch businesses. The fund focuses on companies in ...
75K - 250K
Futureland Ventures is a venture capital firm based in Washington, DC. The firm focuses on investing in smart, resourceful founders who are tackling difficult problems. They review every submission and offer advice and guidance to their portfolio companies. They also have a strong focus on famil...
500K - 5M
LETA Capital is a venture firm investing in Eastern-European IT entrepreneurs. The firm invests in early stage ventures, seed rounds, and Series A rounds. Areas of investment include software, artificial intelligence, machine learning, education, and EdTech. LETA Capital has offices in Russia, U...
25M - 125M
Riverwood Capital is a private equity firm based in Menlo Park, California that focuses on investing in high-growth technology and technology-enabled companies. The firm was founded in 2008 and is led by Co-founding Partner Chris Varelas. Riverwood Capital's Executive Advisors and Senior Advisor...
200K - 2M
Roble Ventures is an early-stage venture capital and seed fund investing in underrepresented entrepreneurs building human enablement technologies. The firm invests $500k-$3M in seed-stage, early-stage, and later-stage companies, and focuses on building long-term relationships with their portfoli...
ARCHIMED is a private equity fund that focuses exclusively on healthcare industries. It has offices in the US and Europe, and its team provides operational, medical, scientific, and financial expertise to healthcare entrepreneurs, allowing them to accelerate their growth. The fund offers investm...
500K - 4M
The SaaStr Fund is a venture capital fund created by Jason Lemkin, the founder of SaaStr. The fund invests in early-stage software companies, focusing on areas such as artificial intelligence, machine learning, and enterprise software. The fund is structured as a limited liability company and is...
25K - 200K
Boot Ventures is a startup studio and seed stage venture capital company based in Brussels that focuses on solving real-world problems with technology. The company helps ambitious entrepreneurs build successful businesses by providing access to capital, expertise, and a network of industry conta...
100K - 1M
Giant Leap is a mission-driven venture capital firm, based in Melbourne, Australia, that invests in early-stage founders who are solving some of the world's most pressing challenges. The company provides capital, connections, and mentorship to startups that have the potential to make a real and ...
500K - 1M
RiverPark Ventures is an early stage venture capital fund, founded by entrepreneurs to invest in entrepreneurs. The company is headquartered in New York City and provides document analysis infrastructure to customers like PayPal, Brex, SoFi, and Plaid. It has raised over $100 million from blue-c...
300K - 600K
2048.vc is a website that offers a range of financial services, including venture capital and private equity investments, project finance, and corporate finance. The company provides investors with the opportunity to invest in companies at various stages of development, from seed to Series B. Th...
25M - 250M
Vitruvian Partners is an independent European private equity firm that invests in high-growth Dynamic Situations. The firm was founded in 2006 and has offices in London, Paris, Munich, and Stockholm. Vitruvian Partners specializes in leveraged buyouts and growth capital investments in mid-market...
150K - 8M
360 Capital Partners is a venture capital firm based in Paris, France, founded in 1997. The firm specializes in early-stage investments in technology and media companies in Europe. Their portfolio includes companies in industries such as health, finance, food, and energy. The firm has made 42 ex...
50K - 1M
Unknown.vc is a venture capital firm focused on early-stage startups in the software, internet, and mobile sectors. They provide seed and Series A funding to startups, as well as mentorship and guidance to help them grow and succeed. They are also involved in the startup community, hosting event...
100K - 1M
VU Venture Partners is a multi-sector and multi-stage venture capital fund and platform based in San Francisco, California. Founded in 2018, the firm invests in companies across a variety of sectors from early to growth stage. The fund also provides resources and support to help companies grow a...
1M - 5M
Verso Capital is a private equity investment firm based in Helsinki, Finland. Founded in 2012, the firm seeks to make buy-out, carveout, and growth investments in European companies. The team is composed of experienced professionals from large corporate environments, such as Nokia and Nokia Siem...
1M - 15M
Mouro Capital is a venture capital and private equity firm that provides early-stage capital to innovative companies in the technology and digital media sectors. The firm has offices in San Francisco and London and is led by a team of experienced professionals who have a track record of success ...
1M - 5M
Nauta Capital is a pan-European venture capital firm that invests in early stage technology companies. Founded in 2004, Nauta has offices in London, Barcelona, and Berlin. Nauta provides funding and strategic advice to technology companies, helping them to achieve their growth and success. Nauta...
100K - 4M
TheVentureCity is a global early stage venture fund that invests in tech startups. It is based in Miami and Madrid, and provides support to founders and their teams to help them grow. TheVentureCity offers venture capital, private equity, and data analysis services, as well as access to a networ...
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Fundraising for API:

The investment thesis for API software startups is centered around the scalability and high growth potential of these businesses. APIs (Application Programming Interfaces) allow different software systems to communicate and exchange data, making them a crucial component of modern software infrastructure. This has created a demand for specialized companies that can provide robust and reliable API solutions.

There are several categories within the API software industry, including:

  • Infrastructure APIs, which provide core services such as authentication and payment processing
  • Data APIs, which provide access to specific data sets such as real estate or financial information
  • Integration APIs, which allow different software systems to integrate with each other
  • B2B APIs, which allow businesses to share data and collaborate more effectively.

Some of the biggest players in each of these categories include companies such as Twilio (Infrastructure APIs), Plaid (Data APIs), Zapier (Integration APIs), Segment, Algolia, and Clearbit (B2B APIs).

One of the main benefits of API software startups is their unit economics, which are often highly favorable compared to other software businesses. This is due to the recurring revenue model that most API businesses employ, where customers pay a monthly or yearly fee for access to the API. This provides a predictable and steady stream of revenue, making the business model attractive to investors.