SIGMA LABS, INC. Contracts & Agreements

Separation Agreement between Sigma Additive Solutions and Jacob Brunsberg, dated November 22, 2023 (Filed With SEC on November 24, 2023)

Separation Agreement between Sigma Additive Solutions and Frank Orzechowski, dated November 22, 2023 (Filed With SEC on November 24, 2023)

Share Exchange Agreement dated as of October 12, 2023 among Sigma Additive Solutions, Inc., NextTrip Holdings, Inc., NextTrip Group, LLC and the NextTrip Representative (Filed With SEC on October 13, 2023)

Asset Purchase Agreement dated as of October 6, 2023 between Sigma Additive Solutions, Inc. and Divergent Technologies, Inc (Filed With SEC on October 13, 2023)

At-The-Market Sales Issuance Agreement dated August 14, 2023 between Sigma Additive Solutions, Inc. and Lake Street Capital Markets, LLC (Filed With SEC on August 14, 2023)

Warrant to Purchase Common Stock issued January 26, 2023 (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 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)

Description of Securities (Filed With SEC on March 24, 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)

Sigma Labs, Inc. 2021 Employee Stock Purchase Plan (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)

Form of Warrant (Filed With SEC on March 30, 2021)

Form of Placement Agent Warrant (Filed With SEC on March 30, 2021)

Form of Securities Purchase Agreement (Filed With SEC on March 30, 2021)

Description of Securities (Filed With SEC on March 24, 2021)

Underwriting Agreement, dated January 8, 2021, by and among Sigma Labs, Inc. and H.C. Wainwright & Co., LLC, as the representative for the underwriters named therein (Filed With SEC on January 12, 2021)

Form of Underwriter Warrant (Filed With SEC on January 12, 2021)

Form of Warrant (Filed With SEC on January 12, 2021)

Form of Waiver (Filed With SEC on January 12, 2021)

Sigma Labs, Inc. 2020 Stock Appreciation Rights Plan (Filed With SEC on June 29, 2020)

Form of Stock Appreciation Rights Agreement (Employees; 2020 Stock Appreciation Rights Plan) (Filed With SEC on June 29, 2020)

Form of Stock Appreciation Rights Agreement (Non-employee Directors; 2020 Stock Appreciation Rights Plan) (Filed With SEC on June 29, 2020)

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)

Form of Placement Warrant (Filed With SEC on April 7, 2020)

Form of Securities Purchase Agreement dated as of April 2, 2020 by and among Sigma Labs, Inc. and the Investors (Filed With SEC on April 3, 2020)

Form of Pre-Funded Warrant (Filed With SEC on April 3, 2020)

Form of Private Warrant (Filed With SEC on April 3, 2020)

Placement Agency Agreement dated as of April 2, 2020 between the Company and Dawson James (Filed With SEC on April 3, 2020)

Description of Securities (Filed With SEC on March 24, 2020)

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

Form of Limited Waiver (Filed With SEC on February 4, 2020)

Certificate of Designations (Series D Convertible Preferred Stock) (Filed With SEC on January 30, 2020)

Form of Institutional Common Warrant (Filed With SEC on January 30, 2020)

Form of Preferred Warrant (Filed With SEC on January 30, 2020)

Certificate of Designations (Series E Convertible Preferred Stock) (Filed With SEC on January 30, 2020)

Form of Class A Warrant (Filed With SEC on January 30, 2020)

Private Placement Agreement (Filed With SEC on January 30, 2020)

Securities Purchase Agreement (Institutional Investors) (Filed With SEC on January 27, 2020)

Form of Certificate of Designations (Series D Convertible Preferred Stock) (Filed With SEC on January 27, 2020)

Registration Rights Agreement (Filed With SEC on January 27, 2020)

Form of Institutional Common Warrant (Filed With SEC on January 27, 2020)

Form of Preferred Warrant (Filed With SEC on January 27, 2020)

Securities Purchase Agreement (Other Investors) (Filed With SEC on January 27, 2020)

Form of Certificate of Designations (Series E Convertible Preferred Stock) (Filed With SEC on January 27, 2020)

Form of Other Investors Common Warrant (Filed With SEC on January 27, 2020)

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

Underwriting Agreement, dated July 30, 2019, by and among Sigma Labs, Inc. and Aegis Capital Corp. acting as the representative of the several underwriters named on Schedule I... (Filed With SEC on August 1, 2019)

Form of Common Stock Purchase Warrant (Filed With SEC on May 8, 2019)

Form of Placement Agent Warrants (Filed With SEC on May 8, 2019)

Securities Purchase Agreement, dated as of May 7, 2019, between Sigma Labs, Inc. and Purchaser (Filed With SEC on May 8, 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)

Placement Agency Agreement, dated as of March 13, 2019, between Sigma Labs, Inc. and Dawson James Securities, Inc (Filed With SEC on March 14, 2019)

Form of Common Stock Purchase Warrant (Filed With SEC on March 14, 2019)

Form of Unit Purchase Option (Filed With SEC on March 14, 2019)

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

Placement Agency Agreement, dated as of June 22, 2018, between Sigma Labs, Inc. and Dawson James Securities, Inc (Filed With SEC on June 26, 2018)

Form of Common Stock Purchase Warrant (Filed With SEC on June 26, 2018)

Form of Series C Convertible Preferred Stock Certificate (Filed With SEC on June 26, 2018)

Form of Unit Purchase Option (Filed With SEC on June 26, 2018)

Form of Common Stock Purchase Warrant (Filed With SEC on April 6, 2018)

Form of Placement Agent Warrants (Filed With SEC on April 6, 2018)

Securities Purchase Agreement, dated as of April 6, 2018, between Sigma Labs, Inc. and the Purchasers thereunder (Filed With SEC on April 6, 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)

SIGMA LABS, INC. 3900 Paseo del Sol Santa Fe, New Mexico 87507 (Filed With SEC on October 5, 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)

MORF3D, INC. SECURED CONVERTIBLE PROMISSORY NOTE (Filed With SEC on May 15, 2017)

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

UNDERWRITING AGREEMENT between SIGMA LABS, INC. and DAWSON JAMES SECURITIES, INC., as Representative of the Several Underwriters SIGMA LABS, INC. UNDERWRITING AGREEMENT (Filed With SEC on February 21, 2017)

WARRANT AGENCY AGREEMENT (Filed With SEC on February 21, 2017)

FORM OF COMMON STOCK PURCHASE WARRANT (Filed With SEC on February 21, 2017)

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

UNDERWRITING AGREEMENT between SIGMA LABS, INC. and DAWSON JAMES SECURITIES, INC., as Representative of the Several Underwriters SIGMA LABS, INC. UNDERWRITING AGREEMENT (Filed With SEC on February 14, 2017)

COMMON STOCK PURCHASE WARRANT (Filed With SEC on February 14, 2017)

FORM OF WARRANT AGENCY AGREEMENT (Filed With SEC on February 14, 2017)

FORM OF UNIT PURCHASE OPTION FOR THE PURCHASE OF [] UNITS OF SIGMA LABS, INC. (Filed With SEC on February 14, 2017)

Incorporated in the State of Nevada December 23, 1985 SIGMA LABS, INC. SERIES A CONVERTIBLE PREFERRED STOCK (See the reverse of this certificate for information on how to obtain a... (Filed With SEC on February 14, 2017)

FORM OF COMMON STOCK PURCHASE WARRANT SIGMA LABS, INC. (Filed With SEC on October 20, 2016)

SECURITIES PURCHASE AGREEMENT (Filed With SEC on October 20, 2016)

FORM OF ORIGINAL ISSUE DISCOUNT 10% SECURED CONVERTIBLE NOTE DUE OCTOBER 17, 2017 (Filed With SEC on October 20, 2016)

REGISTRATION RIGHTS AGREEMENT (Filed With SEC on October 20, 2016)

SECURITY AGREEMENT (Filed With SEC on October 20, 2016)

(Signature page follows) 2 (Filed With SEC on August 11, 2016)

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

FORM OF INDEMNIFICATION AGREEMENT (Filed With SEC on July 28, 2016)

Amendment to Sigma Labs, Inc. 2013 EquityIncentive Plan (Filed With SEC on May 12, 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)

Arete-Sigma,LLC OperatingAgreement (Filed With SEC on August 7, 2015)

Statement of Work (Filed With SEC on August 7, 2015)

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

WARRANT TO PURCHASE SHARES OF COMMONSTOCK OF SIGMA LABS, INC. (Filed With SEC on March 31, 2014)

SIGMA LABS, INC. REGULATION S SUBSCRIPTION AGREEMENTAND CONFIDENTIAL PURCHASER QUESTIONNAIRE (Filed With SEC on March 31, 2014)

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

SIGMA LABS, INC. SUBSCRIPTION INSTRUCTIONS (Filed With SEC on August 14, 2013)

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

OFFICE SPACE LEASEAGREEMENT (Filed With SEC on April 16, 2013)

LEASE FOR PREMISES AT SANTA FE BUSINESS INCUBATOR,INC Santa Fe, New Mexico Production Space (Filed With SEC on April 16, 2013)

LICENSE AGREEMENT (Filed With SEC on April 16, 2013)

CONSULTANT AGREEMENT (Filed With SEC on April 16, 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)

OFFICE SPACE LEASEAGREEMENT (Filed With SEC on April 16, 2012)

LEASE FOR PREMISES AT SANTA FE BUSINESS INCUBATOR, INC Santa Fe, New Mexico Production Space (Filed With SEC on April 16, 2012)

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

EXCHANGE AGREEMENT AND PLAN OF REORGANIZATION (Filed With SEC on December 27, 2011)

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

SIGMA LABS, INC. SUBSCRIPTION INSTRUCTIONS (Filed With SEC on May 16, 2011)

Sigma Labs, Inc. and its Wholly Owned Subsidiary B6 Sigma, Inc. February 9, 2011 (Filed With SEC on May 16, 2011)

COMMON STOCK PURCHASE WARRANT Sigma Labs, Inc. (Filed With SEC on May 16, 2011)

SHAREEXCHANGE AGREEMENT (Filed With SEC on January 18, 2011)

B6 SIGMA,INC. 12% CONVERTIBLENOTE (Filed With SEC on January 18, 2011)

CONSULTINGAGREEMENT (Filed With SEC on January 18, 2011)

STOCKPURCHASE AGREEMENT (Filed With SEC on January 18, 2011)

ESCROWDEPOSIT AGREEMENT (Filed With SEC on January 18, 2011)

SUBSCRIPTIONAGREEMENT (Filed With SEC on January 18, 2011)

SHAREEXCHANGE AGREEMENT (Filed With SEC on December 20, 2010)

B6 SIGMA,INC. 12% CONVERTIBLENOTE (Filed With SEC on December 20, 2010)

CONSULTINGAGREEMENT (Filed With SEC on December 20, 2010)

STOCKPURCHASE AGREEMENT (Filed With SEC on December 20, 2010)

ESCROWDEPOSIT AGREEMENT (Filed With SEC on December 20, 2010)

SUBSCRIPTIONAGREEMENT (Filed With SEC on December 20, 2010)

B6 SIGMA,INC. 12% CONVERTIBLENOTE (Filed With SEC on November 12, 2010)

CONSULTINGAGREEMENT (Filed With SEC on November 12, 2010)

STOCKPURCHASE AGREEMENT (Filed With SEC on November 12, 2010)

ESCROWDEPOSIT AGREEMENT (Filed With SEC on November 12, 2010)

SUBSCRIPTIONAGREEMENT (Filed With SEC on November 12, 2010)

SHAREEXCHANGE AGREEMENT (Filed With SEC on September 17, 2010)