SIGMA LABS, INC. Human Resources Contracts & Agreements

Retention Bonus and Change in Control Agreement, dated as of January 26, 2023, entered into by Sigma Additive Solutions, Inc. and Jacob Brunsberg (Filed With SEC on March 30, 2023)

Retention Bonus and Change in Control Agreement, dated as of January 26, 2023, entered into by Sigma Additive Solutions, Inc. and Frank Orzechowski (Filed With SEC on March 30, 2023)

Amendment, effective as of April 1, 2022, to Employment letter agreement, effective as of September 20, 2021, between Sigma Labs, Inc. and Jacob Brunsberg (Filed With SEC on August 5, 2022)

Amendment, dated February 16, 2022, to Employment letter agreement, effective as of September 20, 2021, between Sigma Labs, Inc. and Jacob Brunsberg (Filed With SEC on March 24, 2022)

Amendment, dated February 16, 2022, to Amended and Restated Employment Agreement, dated June 10, 2021, between Sigma Labs, Inc. and Mark K. Ruport (Filed With SEC on March 24, 2022)

Employment letter agreement, effective as of September 20, 2021, between Sigma Labs, Inc. and Jacob Brunsberg (Filed With SEC on October 21, 2021)

Sigma Labs, Inc. 2013 Equity Incentive Plan, as Amended (Filed With SEC on July 16, 2021)

Amended and Restated Employment Agreement, dated June 10, 2021, between Sigma Labs, Inc. and Mark K. Ruport (Filed With SEC on June 15, 2021)

Sigma Labs, Inc. 2013 Equity Incentive Plan, as Amended (Filed With SEC on June 19, 2020)

Consulting Agreement, dated as of May 1, 2020, between Sigma Labs, Inc. and John Rice (Filed With SEC on May 4, 2020)

Employment letter agreement, effective as of December 3, 2020, between the Company and Mark Ruport (Filed With SEC on March 24, 2020)

Employment letter agreement, effective as of July 1, 2019, between the Company and Frank D. Orzechowski (Filed With SEC on August 14, 2019)

Form of Nonqualified Stock Option Agreement for the 2013 Equity Incentive Plan (Filed With SEC on April 1, 2019)

Form of Restricted Stock Agreement for the 2013 Equity Incentive Plan (Filed With SEC on April 1, 2019)

Employment Agreement, effective as of September 25, 2017, between Darren Beckett and Sigma Labs, Inc (Filed With SEC on November 14, 2018)

AMENDMENT NO. 2 TO EMPLOYMENT OFFER LETTER AGREEMENT (Filed With SEC on February 27, 2018)

Summary of Unwritten Employment Arrangement with John Rice (Filed With SEC on November 14, 2017)

AMENDMENT NO. 1 TO EMPLOYMENT OFFER LETTER AGREEMENT (Filed With SEC on September 20, 2017)

AMENDED AND RESTATED EMPLOYMENT AGREEMENT (Filed With SEC on July 27, 2017)

Amendment to Sigma Labs, Inc. 2013 Equity Incentive Plan (Filed With SEC on March 31, 2017)

EMPLOYMENT AGREEMENT (Filed With SEC on February 21, 2017)

SUMMARY OF UNWRITTEN EMPLOYMENT ARRANGEMENT WITH MARK J. COLA (Filed With SEC on July 28, 2016)

Exhibit A Compensation Package (Filed With SEC on March 16, 2016)

PERSONAL SERVICES CONSULTING AGREEMENT MODIFICATION 001, 01 January 2016 (Filed With SEC on March 16, 2016)

Exhibit A Compensation Package (Filed With SEC on March 16, 2016)

PERSONAL SERVICES CONSULTING AGREEMENT PSCA.2015.005.MYA 01 JAN 2015 (Filed With SEC on March 31, 2015)

PERSONAL SERVICES CONSULTING AGREEMENT PSCA.2012.011.MYA 01 June 2012 Modification 001 01 June 2013 (Filed With SEC on November 14, 2013)

CONSULTING AGREEMENT (Filed With SEC on May 15, 2013)

2013 EQUITY INCENTIVE PLAN OF SIGMA LABS, INC. (Filed With SEC on April 16, 2013)

PERSONAL SERVICES CONSULTING AGREEMENT PSCA.2012.011.MYA 01 June 2012 (Filed With SEC on April 16, 2013)

Summary of Unwritten Employment Arrangementswith Executive Officers (Filed With SEC on April 16, 2012)

2011 EQUITY INCENTIVE PLAN OF SIGMA LABS, INC. (Filed With SEC on May 16, 2011)