PHOENIX and Boise, Idaho, March 31, 2022 /PRNewswire/ — Republic Services, Inc. (NYSE: RSG) and US Ecology, Inc. (NASDAQ-GS: ECOL) today announced that the waiting period under the Hart-Scott-Rodino Antitrust Act Improvements Act of 1976, as amended, which applies to the proposed acquisition by Republic Services of US Ecology, expired at 11:59 p.m. Eastern Timeto March 30, 2022. The transaction is expected to close in the second quarter, subject to US Ecology shareholder approval and satisfaction of remaining conditions through closing.

About Republic Services

Republic Services, Inc. is a leader in the US environmental services industry. Through its subsidiaries, the company provides superior service offerings while partnering with its customers to create a more sustainable world. For more information, visit RepublicServices.com, or follow us at Facebook.com/RepublicServices, @RepublicService on Twitter or Republic Services on LinkedIn.

About American Ecology

US Ecology is a leading provider of environmental services to commercial and government entities. The company meets the complex waste management and response needs of its customers by offering the treatment, disposal, beneficial reuse and recycling of hazardous, non-hazardous, radioactive and other specialized waste. US Ecology also provides a variety of vertically integrated field services, including logistics and response to its customers in the field and through its network of 10-day transfer facilities. Logistics solutions include specialist waste packaging, collection lab packs, transportation and total waste management. Response solutions include emergency response, oil spill response services, spill cleanup services, remediation and industrial services. US Ecology’s focus on safety, environmental compliance, and best-in-class customer service enables us to effectively meet the needs of US Ecology’s customers and build lasting relationships. US Ecology has been protecting the environment since 1952. For more information, visit www.usecology.com.

INFORMATION REGARDING FORWARD-LOOKING STATEMENTS

This press release contains certain forward-looking information about Republic Services and US Ecology that is intended to be covered by the “forward-looking statements” safe harbor provided by the Private Securities Litigation Reform Act of 1995. Forward-looking statements are statements that are not historical facts. Words such as ‘direction’, ‘expect’, ‘will’, ‘may’, ‘anticipate’, ‘plan’, ‘estimate’, ‘project’, ‘intend’, ‘should’ , “may”, “probable”, “”could”, “outlook” and similar expressions are intended to identify forward-looking statements. Such statements include information about the plans, strategies and prospects of Republic Services or US Ecology Forward-looking statements are not guarantees of performance.Such statements are based on management’s current beliefs and expectations and are subject to risks and uncertainties that could cause actual results to differ materially from those expressed, subject to implied or projected by the forward-looking information and statements. Although Republic Services and US Ecology believe that the expectations reflected in the forward-looking statements are reasonable, there can be no assurance that the expectations will prove to be exact. Among the factors that could cause actual results to differ materially from the expectations expressed in the forward-looking statements are the effects of the COVID-19 pandemic and actions taken in response thereto, acts of war (including ongoing war in Ukraine), riots or terrorism, and the impact of these acts on the economic, financial and social conditions in United States, the risk that the transaction will not be completed in a timely manner, if applicable, the failure to meet the conditions for the completion of the transaction, the effect of the announcement or expectation of the transaction on the activities of Republic Services or US Ecology relationships, results of operations and business generally, the risk that the proposed transaction will disrupt the current plans and operations of Republic Services or US Ecology, including distracting management’s attention from business operations pending, and the outcome of any legal or regulatory proceedings related to the merger, agreement or transaction. Further information about factors that could cause actual results or events to differ materially from those anticipated is included from time to time in Republic Services’ and US Ecology’s respective reports filed with the Securities and Exchange Commission ( “SEC”), including their respective annual reports. on Form 10-K for the fiscal year ended December 31, 2021, in particular under Part II, point 1A – Risk Factors. Additionally, new risk factors emerge from time to time and it is not possible for Republic Services or US Ecology to predict all of these risk factors, or to assess the impact these risk factors may have on their activities. Republic Services and US Ecology undertake no obligation to publicly update any forward-looking statements, whether as a result of new information, future events or otherwise, except as required by law.

ADDITIONAL INFORMATION AND WHERE TO FIND IT

This communication may be considered a solicitation document regarding the proposed merger between a subsidiary of Republic Services and US Ecology. US Ecology has filed with the SEC a definitive proxy statement in connection with the proposed transaction. The definitive proxy statement contains important information about the proposed transaction. INVESTORS AND SECURITYHOLDERS ARE ADVISED TO READ THE PROXY STATEMENT CAREFULLY AND IN THEIR ENTIRETY AND ANY OTHER RELEVANT DOCUMENTS FILED WITH THE SEC WHEN THEY BECOME AVAILABLE. Investors and security holders may obtain a free copy of the definitive proxy statement and other documents filed with the SEC at the SEC’s website at www.sec.gov, or without charge, by contacting US Ecology Investor Relations, Alison Ziegler at [email protected].

CERTAIN INFORMATION CONCERNING THE PARTICIPANTS

US Ecology and its directors and officers may be considered participants in the solicitation of proxies from US Ecology stockholders in connection with the proposed transaction. Information about US Ecology’s directors and officers is set forth in its proxy statement for its 2021 annual meeting of shareholders, which may be obtained free of charge on the SEC’s website at www.sec.gov. Additional information regarding the interests of participants in the solicitation of proxies in connection with the contemplated transactions is included in the definitive proxy statement that US Ecology has filed with the SEC.

SOURCE Republic Services, Inc. and US Ecology