From the Pennsylvania oil region to a Houston tower.

Pennzoil’s roots run through the oil country of western Pennsylvania. English Wikipedia, citing Encyclopaedia Britannica, traces the company’s origins to the South Penn Oil Company, an oil business begun in Oil City, Pennsylvania, in 1889 as part of Standard Oil, which became independent when Standard Oil was broken up in 1911.

The brand name itself came from marketing rather than drilling. According to the same account, two companies, one on the East Coast founded in 1908 and one on the West Coast founded in 1913, began selling their motor oils under the name Pennzoil. Their refineries and distributors were incorporated as The Pennzoil Company in 1925, Britannica says.

South Penn and Pennzoil then drew together. The Commercial and Financial Chronicle reported in August 1926 that South Penn Oil had acquired a controlling interest in Pennzoil, and in June 1955 the same paper reported that shareholders had approved the merger of Pennzoil, by then South Penn’s refining and marketing arm, into South Penn Oil. The Pennsylvania name stayed on the product.

The next step moved the company south. In 1963, Britannica says, South Penn Oil merged with Zapata Petroleum and Stetco Petroleum to form a new Pennzoil Company, headquartered in Houston, with Hugh Liedtke as president; by 1965 Pennzoil was marketing its petroleum products around the world. The Handbook of Texas, published by the Texas State Historical Association, records that United Gas was merged into Pennzoil in 1968 and that the firm was renamed Pennzoil United, Incorporated; Wikipedia lists the company as Pennzoil Co. again from 1972.

During the 1970s the company moved its offices into Pennzoil Place in downtown Houston, a building whose name carried the brand onto the city’s skyline. In 1977, the Los Angeles Times recorded in a 1991 obituary of co-founder W. C. Liedtke, Pennzoil formed a spin-off called POGO, short for Pennzoil Offshore Gas Operators.

Oil, Quaker State and Shell.

In December 1987 The New York Times reported that Pennzoil had agreed to settle its Getty Oil case against Texaco.

The modern brand took shape in 1998. According to Wikipedia, citing Britannica, Pennzoil’s motor oil, products and services businesses were spun off as an independent company, which then acquired its rival Quaker State and took the name Pennzoil-Quaker State Company.

Ownership changed again in 2002. In a release dated Houston, 27 September 2002, and filed with the US Securities and Exchange Commission, Pennzoil-Quaker State Company confirmed that the Federal Trade Commission had cleared its acquisition by Shell Oil Company, a member of the Royal Dutch/Shell Group, after the two companies entered a consent order on the US Group II base-oil market. The release said the company expected the transaction to be completed on 1 October 2002. A further release dated 31 October 2002 described Pennzoil-Quaker State as a wholly owned subsidiary of Shell Oil Company. Britannica, as cited by Wikipedia, says Shell went on to market Pennzoil and Quaker State as two separate motor-oil brands.

For much of the twentieth century the name also stood over fuel pumps. Wikipedia says the company’s early filling stations were branded Pennzip before taking the Pennzoil name, and that for decades they were concentrated in western Pennsylvania, western New York and northern and eastern Ohio. In the 1990s the Pittsburgh-area convenience chain Cogo’s co-branded with Pennzoil before switching in 2001, and three company-owned stations near New Castle, Pennsylvania, were co-branded with 7-Eleven from 2003. By the mid-2010s, Wikipedia says, Pennzoil was no longer selling gasoline.

Racing gave the brand its most visible canvas. Wikipedia records Pennzoil sponsorship of Chaparral cars driven by Al Unser and Johnny Rutherford in American open-wheel racing, of Team Penske driver Rick Mears from 1983 to 1990, of Panther Racing and Sam Hornish Jr. from 2001 to 2003, and of Hélio Castroneves on a part-time basis from 2011 to 2020.

Stock cars followed. In NASCAR’s Cup Series, Wikipedia lists Pennzoil on Dale Earnhardt, Inc.’s car for Steve Park from 1998 to 2003 and on Richard Childress Racing’s car for Kevin Harvick from 2007 to 2010, before Team Penske took over the sponsorship in 2011 with Kurt Busch, moving it to A. J. Allmendinger in 2012 and to Joey Logano from 2013. From 2018, Wikipedia says, Pennzoil has been title sponsor of the spring Cup Series race at Las Vegas Motor Speedway.

Design and documentation.

The brands in this group make motor oils, lubricants and performance parts: the fluids that go into an engine and the components that enthusiasts and workshops fit to cars, from ignition and fuel parts to brakes and suspension. Brands in this trade sit at many different points, from founding families whose surname is still on the product to names that now belong to oil majors, industrial groups or listed holding companies, and a single name can be sold on a supermarket shelf, in a parts store and on a race car.

A motor-oil or parts brand’s identity is usually carried by a can, a box, a colour and a sticker on a racing livery, because the company behind the name may have changed hands, moved its factories or grown far beyond the town where it started. That makes the plain questions worth asking: who started it, who owns it now, and where its products are actually made.

Each guide separates what independent sources record from what the company says about itself, and marks plainly what rests only on the company’s own word.

A brand name that outlived its company.

The brand also travelled abroad through racing. Wikipedia says that from 1998 to 2001 Nismo’s cars in Japan’s JGTC series were sponsored by Pennzoil through the trading house Itochu, which held the brand’s rights in Japan, and that the Nissan Skyline GT-R in its Pennzoil livery has since appeared in several Gran Turismo video games. A sponsor’s colours on a race car thus became part of how a generation of players met the name.

Other partnerships run through the Shell connection. Wikipedia lists Pennzoil as the official motor oil of BMW Team Rahal Letterman Lanigan Racing from 2015 and of the Haas F1 Team from 2016, as title sponsor of the Grand Prix of Houston in 2013, and as a sponsor of Don Schumacher Racing in NHRA drag racing. It also notes Pennzoil’s supply relationships with Scuderia Ferrari and the Ducati MotoGP team through Shell’s partnerships with both.

The name is the constant across all of this. Pennzoil compresses “Pennsylvania” and “oil” into one word, and that word has outlasted the company that first carried it: the business moved from the oil region to Houston, merged with Quaker State and was absorbed by Shell, while the brand stayed on bottles, on race cars and on Pennzoil Place. Today the company that grew from South Penn Oil exists as a brand of Shell plc, alongside Quaker State.

For a design guide, Pennzoil shows how a place-name compound can survive mergers, a move halfway across the country and a change of owner, and how motorsport liveries can carry a brand’s colours further than the product itself. Compare Castrol and Valvoline, two other motor-oil names that grew up beside racing. For this guide we use a strong yellow, a signal red and a near-black with a condensed sans, an unofficial interpretation; no product or logo is reproduced.

Keep Pennzoil’s identity on hand — save it to a board in the Made Good inspiration library.