National Energy Services Reunited Corp(https://www.NESR.com/). ("NESR" or the "Company") (NASDAQ: NESR) (NASDAQ: NESRW), a national, industry-leading provider of integrated energy services in the Middle East and North Africa ("MENA") and Asia Pacific regions, is set to join the broad-market Russell 3000® Index at the conclusion of the 2019 Russell indexes annual reconstitution, effective after the US market opens on July 1, according to a preliminary list of additions posted June 7.

Annual Russell indexes reconstitution captures the 4,000 largest US stocks as of May 10, ranking them by total market capitalization. Membership in the US all-cap Russell 3000® Index, which remains in place for one year, means automatic inclusion in the large-cap Russell 1000® Index or small-cap Russell 2000® Index as well as the appropriate growth and value style indexes. FTSE Russell determines membership for its Russell indexes primarily by objective, market-capitalization rankings and style attributes.

Russell indexes are widely used by investment managers and institutional investors for index funds and as benchmarks for active investment strategies. Approximately $9 trillion in assets are benchmarked against Russell's US indexes. Russell indexes are part of FTSE Russell, a leading global index provider.

For more information on the Russell 3000® Index and the Russell indexes reconstitution, go to the "Russell Reconstitution" section on the FTSE Russell website (https://www.FTSERussell.com/).

Distributed by APO Group on behalf of National Energy Services Reunited Corp.

Media Contact: Dhiraj Dudeja National Energy Services Reunited Corp. 832-925-3777 investors@nesr.com

About National Energy Services Reunited Corp.: Founded in 2017, NESR (https://www.NESR.com/) is one of the largest national oilfield services providers in the MENA and Asia Pacific regions. With over 3,700 employees, representing more than 40 nationalities in over 15 countries, the Company helps its customers unlock the full potential of their reservoirs by providing Production Services such as Cementing, Coiled Tubing, Filtration, Completions, Stimulation and Pumping, and Nitrogen Services. The Company also helps its customers to access their reservoirs in a smarter and faster manner by providing Drilling and Evaluation Services such as Drilling Downhole Tools, Directional Drilling Fishing Tools, Testing Services, Wireline, Slickline, Fluids and Rig Services.

About FTSE Russell: FTSE Russell (www.FTSERussell.com) is a global index leader that provides innovative benchmarking, analytics and data solutions for investors worldwide. FTSE Russell calculates thousands of indexes that measure and benchmark markets and asset classes in more than 70 countries, covering 98% of the investable market globally.

FTSE Russell index expertise and products are used extensively by institutional and retail investors globally. Approximately $16 trillion is currently benchmarked to FTSE Russell indexes. For over 30 years, leading asset owners, asset managers, ETF providers and investment banks have chosen FTSE Russell indexes to benchmark their investment performance and create ETFs, structured products and index-based derivatives.

A core set of universal principles guides FTSE Russell index design and management: a transparent rules-based methodology is informed by independent committees of leading market participants. FTSE Russell is focused on applying the highest industry standards in index design and governance and embraces the IOSCO Principles. FTSE Russell is also focused on index innovation and customer partnerships as it seeks to enhance the breadth, depth and reach of its offering.

FTSE Russell is wholly owned by London Stock Exchange Group. For more information, visit www.FTSERussell.com

Forward-Looking Statements: This communication contains forward-looking statements (as such term is defined in Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended). Any and all statements contained in this communication that are not statements of historical fact may be deemed forward-looking statements. Terms such as "may," "might," "would," "should," "could," "project," "estimate," "predict," "potential," "strategy," "anticipate," "attempt," "develop," "plan," "help," "believe," "continue," "intend," "expect," "future," and terms of similar import (including the negative of any of these terms) may identify forward-looking statements. However, not all forward-looking statements may contain one or more of these identifying terms. Forward-looking statements in this communication may include, without limitation, statements regarding the benefits resulting from the Company's recent business combination transaction, the plans and objectives of management for future operations, projections of income or loss, earnings or loss per share, capital expenditures, dividends, capital structure or other financial items, the Company's future financial performance, expansion plans and opportunities, and the assumptions underlying or relating to any such statement.

The forward-looking statements are not meant to predict or guarantee actual results, performance, events or circumstances and may not be realized because they are based upon the Company's current projections, plans, objectives, beliefs, expectations, estimates and assumptions and are subject to a number of risks and uncertainties and other influences, many of which the Company has no control over. Actual results and the timing of certain events and circumstances may differ materially from those described by the forward-looking statements as a result of these risks and uncertainties. Factors that may influence or contribute to the accuracy of the forward-looking statements or cause actual results to differ materially from expected or desired results may include, without limitation: the ability to recognize the anticipated benefits of the Company's recent business combination transaction, which may be affected by, among other things, the price of oil, natural gas, natural gas liquids, competition, the Company's ability to integrate the businesses acquired and the ability of the combined business to grow and manage growth profitably; integration costs related to the Company's recent business combination; estimates of the Company's future revenue, expenses, capital requirements and the Company's need for financing; the risk of legal complaints and proceedings and government investigations; the Company's financial performance; success in retaining or recruiting, or changes required in, the Company's officers, key employees or directors; current and future government regulations; developments relating to the Company's competitors; changes in applicable laws or regulations; the possibility that the Company may be adversely affected by other economic and market conditions, political disturbances, war, terrorist acts, international currency fluctuations, business and/or competitive factors; and other risks and uncertainties set forth in the Company's most recent Annual Report on Form 20-F filed with the Securities and Exchange Commission (the "SEC").

You are cautioned not to place undue reliance on forward-looking statements because of the risks and uncertainties related to them and to the risk factors. The Company disclaims any obligation to update the forward-looking statements contained in this communication to reflect any new information or future events or circumstances or otherwise, except as required by law. You should read this communication in conjunction with other documents which the Company may file or furnish from time to time with the SEC.