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Angel Investor (Group)
FINANCE | Investment Firms & Funds
stlouisarchangels.com

Investments

131

Portfolio Exits

18

About St. Louis Arch Angels

St. Louis Arch Angels is a group of angel investors investing in startups drawn from the St. Louis startup ecosystem.

Headquarters Location

St. Louis, Missouri,

United States

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Latest St. Louis Arch Angels News

Columbus construction fintech lands U.S. Bank distribution deal, raises seed round

May 1, 2023

A Columbus fintech startup now embeds U.S. Bank digital payments in its software digitizing paper-laden invoicing for middle-market construction companies. PaperTrl Inc. also raised a seed round from St. Louis Arch Angels to speed its expansion. The amount was not disclosed. "When they did the demonstration for us, it really came alive – we could really see what it could do," said Brian Kinman, chairman of the Midwest-focused investor group. "We could really imagine why the construction industry…

St. Louis Arch Angels Investments

131 Investments

St. Louis Arch Angels has made 131 investments. Their latest investment was in PaperTrl as part of their Angel on May 5, 2023.

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St. Louis Arch Angels Investments Activity

investments chart

Date

Round

Company

Amount

New?

Co-Investors

Sources

5/1/2023

Angel

PaperTrl

Yes

1

10/7/2021

Series A - II

Transactly

$4M

No

2

7/27/2021

Angel

Adarza BioSystems

$0.31M

No

1

7/27/2021

Angel - II

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$99M

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10

7/27/2021

Angel

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$99M

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10

Date

5/1/2023

10/7/2021

7/27/2021

7/27/2021

7/27/2021

Round

Angel

Series A - II

Angel

Angel - II

Angel

Company

PaperTrl

Transactly

Adarza BioSystems

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Amount

$4M

$0.31M

$99M

$99M

New?

Yes

No

No

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Co-Investors

Sources

1

2

1

10

10

St. Louis Arch Angels Portfolio Exits

18 Portfolio Exits

St. Louis Arch Angels has 18 portfolio exits. Their latest portfolio exit was Ryvit on January 04, 2023.

Date

Exit

Companies

Valuation
Valuations are submitted by companies, mined from state filings or news, provided by VentureSource, or based on a comparables valuation model.

Acquirer

Sources

1/4/2023

Acquired

$99M

Trimble

5

12/14/2022

Acquired

$99M

2

8/1/2022

Corporate Majority

$99M

1

4/19/2022

Acquired

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$99M

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10

4/19/2022

Acquired

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$99M

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0

Date

1/4/2023

12/14/2022

8/1/2022

4/19/2022

4/19/2022

Exit

Acquired

Acquired

Corporate Majority

Acquired

Acquired

Companies

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Valuation

$99M

$99M

$99M

$99M

$99M

Acquirer

Trimble

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Sources

5

2

1

10

0

St. Louis Arch Angels Team

1 Team Member

St. Louis Arch Angels has 1 team member, including current Founder, President, Robert J. Calcaterra.

Name

Work History

Title

Status

Robert J. Calcaterra

Cardialen, Nidus Center for Scientific Enterprise, and Arizona Technology Council

Founder, President

Current

Name

Robert J. Calcaterra

Work History

Cardialen, Nidus Center for Scientific Enterprise, and Arizona Technology Council

Title

Founder, President

Status

Current

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