Annexe website banner-01
Annexe website banner-01
Annexe website banner-01
Annexe website banner-01
Annexe website banner-02
Annexe website banner-04
Annexe website banner-05
previous arrow
next arrow

FDA-GMP Certified Manufacturer in India | Pharma & Food Industry Chemicals


Unleashing the Potential of APIs, Intermediates, and Excipients

A FDA-GMP Certified Manufacturing Facility

Annexe Chem Private Limited has been involved in the chemicals business since 2001. We initially dealt in laboratory, small and semi-bulk chemicals under the name Sigma Chemicals, gaining significant market awareness and creating a great reputation. In 2008, we founded Annexe Chem Private Limited, and since then, we pride ourselves on offering high-quality fine chemicals. Our advanced technology ensures that our products are packaged with utmost care to maintain their composition.

Our success stems from our wide range of quality products manufactured in a state-of-the-art FDA-GMP facility. Furthermore, we offer competitive prices and timely deliveries through our well-established distribution network.

Read More









Upcoming Exhibitions

We’re thrilled to share with you the exciting lineup of exhibitions that our company will be attending in the coming months. These are fantastic opportunity for us to connect with industry professionals, showcase our latest products, and engage with our valued customers. Mark your calendars and join us at these remarkable events:

IPHEX 2024

Date :28-29-30 August 2024

Location : India Expo Mart, Noida

Stall No : H1 88

CPHI India 2024

Date : 26-27-28 November 2024

Location : India Expo Mart, Noida

Hall : 1A | Stall : 1A. P08

Global Chem Expo 2024

Date : 19-20 December 2024

Location : Nesco, Mumbai

Hall : 4 | Stall : B2

Have a Look at Our New GMP Plant Situated at Manjusar, Vadodara, Gujarat.

Welcome to Annexe, where innovation meets excellence in pharmaceutical and food manufacturing. Our brand-new FDA-GMP facility represents the pinnacle of cutting-edge technology and precision. Equipped with an in-house GLP-certified laboratory and R&D facility, we ensure meticulous quality control and pioneering advancements in every product.

Our 3000 MT/year manufacturing facility, nestled at the heart of the chemicals industry, offers an ideal environment for innovation and collaboration. With a 30-ton HVAC system and 3-micron filtered air, we maintain optimal conditions for hygiene and production. Trusted by over 400 industry leaders, Annexe stands as a symbol of reliability and top-tier quality. Join us in revolutionizing pharmaceutical and food production, setting new industry standards in the pursuit of excellence.

We take pride in offering a high-quality selection of Pharma Excipients & APIs. Our commitment to excellence extends beyond manufacturing to advanced packaging techniques, ensuring product integrity.

Our Clientele

What Our Customers Say About Us


Sandip Shah Partner (Global Metell Chemie)

It was indeed very nice getting associated with a man of great substance & visionary par excellence like you. I am an eyewitness to your success story started as a small-time Laboratory Chemical supplier and reached to become an Industrialist. Your hardworking nature and perfection to the last digit have put you on the top of the table as far as the Fine Chemical industry is concerned.


Paresh Mistry Works Manager (Mercury Laboratories Ltd.)

First of all, I would like to express my happiness regarding the steady and confirmed progress of MR KALPESH PATEL, I know him for almost ten years. He has never kept in his mind results or in more commercial terms to make money. His dedication towards the organization's progress was to specify that has ultimately resulted in to achieved stage & banner for which he was determined. It is only by DETERMINED & DEDICATION TOWARD JOB, DUTIES. I wish him GREAT success. I wish him GREAT success.


Rakesh Jain Founder (Growth with Happiness)

I know Mr. Kalpesh Patel for the last 5 years. He is sincere, dedicated, and a very keen learner. I have worked with him where he acted as a teacher, mentor, and coach. One thing I liked most about him is to focus on delivering beyond expectation. He has always been a person who believed in "Going beyond possible" to create something of value for the customer. He says - This is just the beginning. The best is yet to come. I know for sure that with this powerful philosophy, Annexe is going to create many new milestones for the industry. I wish Kalpesh bhai all the very best.

Pharma Excipients Manufacturers in India​

At Annexe Chem, we specialize in manufacturing top-notch pharmaceutical excipients, solidifying our position as premier Pharma Excipients Manufacturers in India. These crucial components play a pivotal role in drug formulation, and we take pride in being a trusted partner for pharmaceutical companies across the nation. Our commitment to quality is unwavering, and our state-of-the-art FDA-GMP facility reflects our dedication to producing excipients that meet and exceed industry standards.

Annexe Chem is committed to providing value to our clients. We understand the dynamics of the market, and our competitive pricing strategy ensures that you get the best without compromising on quality. Our well-established distribution network further enhances our ability to deliver products to you in a timely and efficient manner, meeting your deadlines and expectations. Innovation is at the core of Annexe Chem's ethos. We stay at the forefront of technology, constantly innovating to meet the evolving needs of the pharmaceutical sector. Our FDA-GMP facility is equipped with the latest advancements, allowing us to stay ahead of industry trends and deliver cutting-edge solutions to our clients.

As your trusted partner, Annexe Chem Pvt Ltd is committed to elevating your pharmaceutical formulations with our premium excipients. Explore our range of chemicals and experience the Annexe Chem advantage. Count on us for consistent, reliable, and timely deliveries. Contact us today to discover how we can contribute to the success of your pharmaceutical endeavors.

Best API Manufacturing Company in India

Annexe Chem stands out as a premier API (Active Pharmaceutical Ingredient) manufacturing company in India, setting a benchmark for excellence and innovation in the pharmaceutical industry. With a commitment to quality and a relentless pursuit of advancements, Annexe Chem has earned its reputation as one of the best in the business.

At the heart of Annexe Chem's success is its state-of-the-art manufacturing facilities, equipped with cutting-edge technology and adhering to stringent quality standards. The company specializes in the production of high-quality APIs that form the foundation of various pharmaceutical formulations. Our unwavering dedication to research and development ensures that they stay at the forefront of pharmaceutical advancements, offering innovative solutions to the ever-evolving needs of the healthcare sector.

Annexe Chem places a strong emphasis on sustainability, ensuring that its manufacturing processes are not only efficient but also environmentally responsible. This commitment to eco-friendly practices aligns with global efforts towards a greener and healthier planet.

What sets Annexe Chem apart is not only its infrastructure and technological prowess but also its team of skilled professionals. The company boasts a talented workforce that is passionate about delivering products of the highest quality, contributing to the overall well-being of society.

In addition to our focus on quality and innovation, Annexe Chem places a premium on customer satisfaction. Our customer-centric approach involves understanding and anticipating the unique requirements of clients, and fostering long-term partnerships built on trust and reliability.

Pharma Api Manufacturing

Annexe Chem is a leading force in Pharmaceutical API (Active Pharmaceutical Ingredient) manufacturing in India. Renowned for its commitment to quality and innovation, the company employs state-of-the-art facilities to produce high-quality APIs that form the core of pharmaceutical formulations.

Annexe Chem distinguishes itself through stringent quality control, ensuring that every stage of manufacturing, from raw material sourcing to the final product, meets the highest standards. The company's focus on research and development keeps it at the forefront of pharmaceutical advancements, delivering safe and effective APIs.

Sustainability is a key pillar of Annexe Chem's manufacturing philosophy, with a dedication to environmentally responsible practices. Our efforts align with global initiatives for a greener pharmaceutical sector.

The skilled workforce at Annexe Chem plays a crucial role in its success, ensuring the company's standing as a reliable and innovative player in the pharmaceutical API manufacturing landscape. In essence, Annexe Chem combines technological excellence, quality assurance, and sustainability to contribute significantly to advancing global healthcare through cutting-edge pharmaceutical solutions.

Specialty Chemicals Manufacturers in India

Annexe Chem is a leading Specialty Chemicals manufacturer in India, contributing significantly to diverse industries such as pharmaceuticals, and cosmetics. Renowned for its commitment to excellence, the company's state-of-the-art facilities and cutting-edge technology enable the production of high-quality specialty chemicals.

Annexe Chem's chemicals play a pivotal role in enhancing the properties of end products, and our manufacturing processes adhere to the highest quality standards. The company's emphasis on research and development ensures that its specialty chemicals remain innovative, addressing the evolving needs of different sectors and contributing to industry advancements.

Quality control is a paramount focus in Annexe Chem's operations, ensuring that each batch of specialty chemicals meets stringent specifications. The company's customer-centric approach involves understanding client requirements, fostering long-term partnerships built on trust, and delivering tailored solutions to meet specific industry needs.

Beyond quality, Annexe Chem prioritizes sustainability in specialty chemicals manufacturing. The company integrates environmentally responsible practices into its processes, aligning with global initiatives for a more sustainable and eco-friendly chemical industry.

Chemicals Manufacturing Company

Annexe Chem is a distinguished chemicals manufacturing company based in India, renowned for its commitment to excellence, innovation, and sustainability. Equipped with cutting-edge facilities and advanced technology, the company operates across various sectors, including pharmaceuticals, cosmetics, and more.

Central to Annexe Chem's reputation is its unwavering commitment to quality control. Rigorous standards are applied at every stage of the manufacturing process, ensuring that each batch of chemicals meets the highest specifications. This dedication to quality positions Annexe Chem as a reliable and trusted supplier in the competitive chemical industry.

Innovation is a driving force for Annexe Chem, with a dedicated focus on research and development. By staying at the forefront of technological advancements, the company consistently introduces novel solutions, contributing to the evolution of the chemical industry and meeting the dynamic needs of its diverse clientele.

Sustainability is a key pillar of Annexe Chem's corporate philosophy. The company integrates environmentally responsible practices into its manufacturing processes, aligning with global initiatives to foster a greener and more sustainable chemical manufacturing sector.

Annexe Chem's versatile product range and customer-centric approach underscore its significance in the chemical manufacturing landscape. By offering high-quality chemicals, prioritizing innovation, and embracing sustainability, Annexe Chem continues to play a pivotal role in shaping the industry, contributing to progress, and promoting responsible practices in the chemical manufacturing sector.

Laboratory Chemicals Manufacturers in India

Annexe Chem emerges as a prominent player in the realm of laboratory chemicals manufacturing in India. Renowned for its commitment to quality, precision, and innovation, the company plays a pivotal role in supplying high-grade laboratory chemicals to a diverse range of industries.

With state-of-the-art manufacturing facilities and advanced technology, Annexe Chem caters to the stringent demands of laboratories in pharmaceuticals, research, education, and more. The company's focus on maintaining the highest quality standards ensures that its laboratory chemicals meet the exacting requirements of scientific applications.

Innovation is a cornerstone of Annexe Chem's identity in the laboratory chemicals sector. Through dedicated research and development initiatives, the company introduces cutting-edge products, staying ahead of emerging scientific trends and contributing to the advancement of laboratory practices.

Quality control is ingrained in every stage of Annexe Chem's manufacturing processes. This commitment not only establishes the company as a reliable supplier but also reinforces its role in facilitating accurate and reliable scientific experiments and analyses.

In addition to its commitment to quality and innovation, Annexe Chem places importance on sustainability. The company incorporates environmentally responsible practices into its manufacturing, aligning with global efforts to promote eco-friendly and responsible chemical production.

Food Industry Chemical- ADS Food Preservatives And Addtives (FSSAI APPROVED PLANT)

Annexe Chem emerges as a significant contributor to the food industry chemicals sector in India, providing essential solutions for food processing, preservation, and safety. With a commitment to quality, safety, and innovation, the company plays a crucial role in supporting the diverse needs of the food industry.

In the production of food industry chemicals, Annexe Chem employs advanced manufacturing facilities and cutting-edge technology. The company's comprehensive product range caters to various aspects of food processing, ensuring the highest standards of quality and compliance with regulatory requirements.

Quality control is a fundamental aspect of Annexe Chem's operations, emphasizing the purity and safety of food industry chemicals. The company's commitment to meeting stringent standards fosters trust among food manufacturers, processors, and regulatory bodies.

Innovation is central to Annexe Chem's approach in the food industry chemical sector. The company continually explores and develops new solutions to address challenges in food processing, and preservation. This dedication to innovation ensures that Annexe Chem remains at the forefront of advancements in the ever-evolving food industry.

Safety and compliance are paramount in the food sector, and Annexe Chem aligns with these priorities. The company ensures that its food industry chemicals adhere to regulatory guidelines, contributing to the production of safe and high-quality food products.

We are a leading manufacturer, supplier and exporter based in Vadodara, India, specializing in a diverse array of fine chemicals, APIs, Excipients, Food additives and preservatives. Our products are available in various grades including LR, AR, ACS, IP, BP, USP, EP, JP, and Food grade, tailored to meet our customers' specific needs and requirements.

Ammonium Di Hydrogen Phosphate
Benzoic Acid
Calcium Acetate
Calcium Carbonate
Calcium Chloride Anhydrous
Calcium Chloride Anhydrous Fused
Calcium Chloride Dihydrate
Calcium Citrate
Calcium Gluconate
Calcium Hydroxide
Calcium Sulphate Anhydrous
Calcium Sulphate Dihydrate
Citric Acid Anhydrous
Citric Acid Monohydrate
Dextrose Anhydrous
Dextrose Monohydrate
Di Ammonium Hydrogen Phosphate
Di Potassium Hydrogen Phosphate
Di Sodium Hydroge Phosphate Heptahydrate
Di Sodium Hydrogen Phosphate Anhydrous
Di Sodium Hydrogen Phosphate Dihydrate
Di Sodium Hydrogen Phosphate Dodecahydrate
EDTA Di Sodium salt
Ferric Chloride Anhydrous
Ferrous Sulphate Heptahydrate
Magnesium Chloride Hexahydrate
Magnesium Citrate
Magnesium Sulphate Dried
Magnesium Sulphate Heptahydrate
Potassium Acetate
Potassium Bi carbonate
Potassium Carbonate
Potassium Chloride
Potassium Citrate Monohydrate
Potassium Di Hydrogen Phosphate
Potassium Hydroxide Pellets
Potassium Hydroxide Powder
Potassium Metabisulphite
Sodium Acetate Anhydrous
Sodium Acetate Trihydrate
Sodium Bi Carbonate
Sodium Benzoate
Sodium Carbonate Anhydrous
Sodium Chloride
Sodium Citrate Anhydrous
Sodium Citrate Dihydrate
Sodium Citrate Mono Basic
Sodium Di Hydrogen Phosphate Anhydrous
Sodium Di Hydrogen Phosphate Dihydrate
Sodium Di Hydrogen Phosphate Monohydrate
Sodium Gluconate
Sodium Hydroxide Pellets
Sodium Hydroxide Powder
Sodium Metabisulphite
Sodium Sulphate Anhydrous
Tri Potassium Phosphate
Tri Sodium Phosphate Anhydrous
Tri Sodium Phosphate Dodecahydrate
Zinc Acetate Dihydrate
Zinc Gluconate
Zinc Oxide
Zinc Sulphate Heptahydrate
Zinc Sulphate Monohydrate
Magnessium Hydroxide
Di sodium citrate