Orion Group Holdings, Inc. Human Resources Contracts & Agreements

Employment Letter Agreement (Filed With SEC on August 31, 2022)

Employment Letter Agreement (Filed With SEC on August 18, 2022)

Orion Group Holdings, Inc. 2022 Long-Term Incentive Plan.Cover Page Interactive Data File (embedded within the Inline XBRL document) (Filed With SEC on May 24, 2022)

Consulting Agreement, dated April 6, 2022, by and between Mark R. Stauffer and Orion Group Holdings, Inc (Filed With SEC on April 12, 2022)

Separation and General Release Agreement, dated April 6, 2022, by and between Mark R. Stauffer and Orion Group Holdings, Inc (Filed With SEC on April 12, 2022)

Fourth Amendment to Employment Agreement by and between Orion Group Holdings, Inc. and Mark R. Stauffer, effective June 30, 2021 (Filed With SEC on July 2, 2021)

Fourth Amendment to Employment Agreement by and between Orion Group Holdings, Inc. and Peter R. Buchler, effective June 30, 2021 (Filed With SEC on July 2, 2021)

Amendment to Employment Agreement by and between Orion Group Holdings, Inc. and Mark R. Stauffer, effective June 19,2019 (Filed With SEC on June 21, 2019)

Amendment to Employment Agreement by and between Orion Group Holdings, Inc. and Peter R. Buchler, effective June 19, 2019 (Filed With SEC on June 21, 2019)

Employment Agreement by and between Orion Group Holdings, Inc. and Robert L. Tabb, effective June 19, 2019 (Filed With SEC on June 21, 2019)

Form of Restricted Stock Agreement under the 2017 Long-Term Incentive Plan (Filed With SEC on March 27, 2019)

Form of Stock Option Agreement under the 2017 Long-Term Incentive Plan (Filed With SEC on March 27, 2019)

Form of Performance Unit Agreement under the 2017 Long-Term Incentive Plan (Filed With SEC on March 27, 2019)

Summary of Non-Employee Director Compensation (Filed With SEC on March 27, 2019)

Employment Agreement between Orion Group Holdings, Inc., and Robert L. Tabb, dated September 30, 2015, as amended by the First Amendment, effective September 25, 2017 (Filed With SEC on March 27, 2019)

EMPLOYMENT AGREEMENT Mark R. Stauffer (Filed With SEC on January 2, 2015)

EMPLOYMENT AGREEMENT James L. Rose (Filed With SEC on January 2, 2015)

EMPLOYMENT AGREEMENT Peter R. Buchler (Filed With SEC on January 2, 2015)

EMPLOYMENT AGREEMENT Christopher J. DeAlmeida (Filed With SEC on January 2, 2015)

Second Amendment to EMPLOYMENT AGREEMENT ________PETER R. BUCHLER________ (Filed With SEC on March 27, 2014)

Second Amendment to EMPLOYMENT AGREEMENT ________JAMES L. ROSE________ (Filed With SEC on March 27, 2014)

3 February 26, 2014 Consolidated Amendment to EMPLOYMENT AGREEMENT ________JAMES M. PEARSON________ (Filed With SEC on February 28, 2014)

February 26, 2014 Consolidated Amendment to EMPLOYMENT AGREEMENT ________MARK R. STAUFFER________ (Filed With SEC on February 28, 2014)

February 26, 2014 AMENDED AND RESTATED EMPLOYMENT AGREEMENT Christopher J. DeAlmeida (Filed With SEC on February 28, 2014)

ORION MARINE GROUP, INC. LONG TERM INCENTIVE PLAN RESTRICTED STOCK AGREEMENT (Filed With SEC on March 6, 2012)

ORION MARINE GROUP, INC. LONG TERM INCENTIVE PLAN STOCK OPTION AGREEMENT (Filed With SEC on March 6, 2012)

First Amendment to EMPLOYMENT AGREEMENT ________PETER R. BUCHLER________ (Filed With SEC on August 5, 2011)

EMPLOYMENT AGREEMENT (Mark R. Stauffer) (Filed With SEC on August 5, 2011)

2 First Amendment to EMPLOYMENT AGREEMENT ________JAMES L. ROSE________ (Filed With SEC on August 5, 2011)

Orion Marine Group, Inc. Non-employees Director Compensation (Filed With SEC on August 6, 2009)

Subsidiary Incentive Plan (2009) (Filed With SEC on May 8, 2009)

Executive Incentive Plan (2009) (Filed With SEC on May 8, 2009)

Executive Incentive Plan (Filed With SEC on November 7, 2008)

Subsidiary Incentive Plan (Filed With SEC on November 7, 2008)

Changes to compensation of non-employee directors, effective for 2008 (Filed With SEC on August 11, 2008)

AMENDMENTNO.1 TO EMPLOYMENT AGREEMENT (J.Michael Pearson) (Filed With SEC on April 25, 2008)

EMPLOYMENT AGREEMENT (J. Cabell Acree III) (Filed With SEC on August 20, 2007)

EMPLOYMENT AGREEMENT (Jim Rose) (Filed With SEC on August 20, 2007)

EMPLOYMENT AGREEMENT (Elliott Kennedy) (Filed With SEC on August 20, 2007)

EMPLOYMENT AGREEMENT (Mark Stauffer) (Filed With SEC on August 20, 2007)