EX-21 4 neu-20201231xex21subsidiar.htm EXHIBIT 21
Exhibit 21
The following is a list of the subsidiaries of the registrant as of February 16, 2021. Each such subsidiary does business under its corporate name.

Subsidiary |  | Jurisdiction of Incorporation
207 Grande, LLC |  | Virginia
ACC Services SRL |  | Argentina
Aditivos Mexicanos S.A. de C.V. |  | Mexico
Afton Chemical Additives Corporation |  | Virginia
Afton Chemical Asia Pacific LLC |  | Virginia
Afton Chemical Asia Pte. Ltd. |  | Singapore
Afton Chemical (Beijing) Co. Ltd. |  | China
Afton Chemical Canada Corporation |  | Canada
Afton Chemical Canada Holdings, Inc. |  | Virginia
Afton Chemical CH Holdings S.à.r.l |  | Luxembourg
Afton Chemical Corporation |  | Delaware
Afton Chemical de Mexico S.A. de C.V. |  | Mexico
Afton Chemical de Venezuela, C.A. |  | Venezuela
Afton Chemical EA Holdings S.à.r.l |  | Luxembourg
Afton Chemical France succursale D'Afton Chemical SRL |  | France
Afton Chemical GmbH |  | Germany
Afton Chemical India Private Limited |  | India
Afton Chemical Industria de Aditivos Ltda |  | Brazil
Afton Chemical Intangibles LLC |  | Virginia
Afton Chemical International Holdings S.à.r.l. |  | Luxembourg
Afton Chemical Japan Corporation |  | Japan
Afton Chemical Korea Co., Ltd. |  | Korea
Afton Chemical Limited |  | United Kingdom
Afton Chemical Mexico Holdings LLC |  | Virginia
Afton Chemical MX, S.A.P.I. de C.V. |  | Mexico
Afton Chemical North Africa SARL AU |  | Morocco
Afton Chemical SRL |  | Belgium
Afton Chemical (Suzhou) Co. Ltd. |  | China
Afton Chemical Switzerland GmbH |  | Switzerland
Afton Chemical UK Holdings Limited |  | United Kingdom
Afton Chemical UK LLP |  | United Kingdom
Afton Cooper Limited |  | United Kingdom
Ethyl Canada Holdings, Inc. |  | Virginia
Ethyl Canada Inc. |  | Canada
Ethyl Corporation |  | Virginia
Foundry Park I, LLC |  | Virginia
Foundry Park II, LLC |  | Virginia
Gamble’s Hill, LLC |  | Virginia
Gamble’s Hill Lab, LLC |  | Virginia
Gamble’s Hill Landing, LLC |  | Virginia
Gamble’s Hill Third Street, LLC |  | Virginia
Gamble’s Hill Tredegar, LLC |  | Virginia
Lewistown Road, LLC |  | Virginia
NewMarket Development Corporation |  | Virginia

NewMarket Investment Company |  | Virginia
NewMarket Services Corporation |  | Virginia
Old Town LLC |  | Virginia
OOO Afton Chemical |  | Russia
Servicios Afton de Mexico, S.A. de C.V. |  | Mexico
The Edwin Cooper Corporation |  | Virginia