Here is a list of over 150 custom antibody suppliers with a brief categorization of the kind of services that they provide. Definitions of descriptors are as follows:

1. peptides - indicates that a company will synthesize peptide haptens. Visit the Peptide Resource Page if you are interested in custom peptide synthesis.
2. recombinant proteins - indicates that a company will express recombinant protein immunogens
3. DNA - indicates the company can perform cDNA immunizations to generate antibodies

If you are interested in catalog antibodies, see our antibody supplier page. If you are interested in the large scale or regulatory compliant production of antibodies, see our large-scale antibody production page.

If you would like to have your company added to the list or update/correct any information, please click here.

1. BioGenes - (monoclonal, polyclonal, immunoassays) - BioGenes gives a guarantee for monoclonal and polyclonal antibodies. They develop stable monoclonal antibody cell lines within 3-4 months and need just 0.2 mg of protein for the whole development. All results and clones become the property of the customer. They also offer contract services for development, validation and production of immunoassays.

2. 21st Century Biochemicals - (polyclonal, peptides, recombinant proteins) - custom polyclonal and phosphospecific antibody production. Peptide QC includes mass spec sequencing of custom peptides. Antibodies, including affinity purified antibodies, are produced in rabbits, goats, sheep, chickens, and other small animals.

3. Abbiotec - (monoclonal, polyclonal, peptides) - goat polyclonal and rat monoclonal antibody production services

4. AbboMax - (monoclonal, polyclonal, peptides)

5. AbD Serotec - (monoclonal, recombinant proteins, DNA)

6. AbFrontier - (monoclonal, polyclonal, recombinant proteins)

7. Abgent - (monoclonal, polyclonal, peptides, recombinant proteins) - phosphospecific antibody production from recombinant proteins and peptides (epitope design consultation included). Peptide/protein affinity purification, protocol extension, and characterization as well.

8. Abnova - (monoclonal, polyclonal, peptides)

9. Abpro - (monoclonal)

10. ABR - Affinity BioReagents - (polyclonal, peptides) - Ab production includes sequence analysis, antigen design, conjugation, peptide affinity purification, and ELISA and SDS-PAGE reports

11. Absea Biotechnology - (monoclonal, polyclonal, peptides) - rat and murine monoclonals. Antibody conjugation and purification, Fab or F(ab')2 fragment production, and assay development as well.

12. ABSinobio - (polyclonal, peptides, recombinant proteins)

13. Adar Biotech - (monoclonal, polyclonal, peptides) - monoclonal antibody development using a proprietary selection process which replaces HAT selection.

14. Advanced ChemTech - (polyclonal, peptides)

15. Affiniti Research Products - (polyclonal, peptides)

16. Agro-Bio - (monoclonal, polyclonal, peptides, DNA) - chicken antibodies

17. AgriSera - (monoclonal, polyclonal, peptides) - hens and rabbits

18. AGTC Bioproducts - (polyclonal, peptides) - can produce 5-8 mls of pAbs in mice at titres similar to a rabbit. A choice can be made to go on to produce mAbs using the same mice.

19. Alpha Diagnostics - (monoclonal, polyclonal, peptides) - including complete protein sequence analysis, BLAST, and antigenic peptide selection

20. AlphaGenix - (monoclonal, polyclonal)

21. AMS Biotechnology - (monoclonal, polyclonal, recombinant proteins) - including phospho specifice polyclonal antibody production

22. Anaspec - (monoclonal, polyclonal, peptides)

23. Anawa Trading Company - (monoclonal, polyclonal, peptides)

24. Antagene - (monoclonal, polyclonal, peptides) - chicken antibodies too

25. Antibodies Incorporated - (monoclonal, polyclonal)

26. AntibodyBcn - (monoclonal, polyclonal, peptides) - service for the production of antibodies in Spain

27. Antibody Research Corporation - (monoclonal, polyclonal, peptides, DNA) - in vitro antibody production as well

28. Antibody Solutions - (monoclonal, polyclonal, peptides) - in vitro production

29. Antiserum Plus - (polyclonal) - specializing in sheep polyclonals

30. Athens Research and Technology - (polyclonal)

31. Aurora Biomolecules - (polyclonal, peptides)

32. Aves Lab - (polyclonal, peptide) - specializing in custom antibodies made in chickens (IgY). They offer peptide design and synthesis, IgY purification, affinity purification, etc...

33. Avian Immunology - (polyclonal)- specializing in custom antibodies made in chickens (IgY).

34. BAM Biotech Company - (polyclonal, peptides) - rabbit and chicken antibodies

35. Bethyl Laboratories - (polyclonal, peptides)

36. BioAtla - (monoclonal, polyclonal) - antibody development services include humanization and optimization for affinity (sub-nanomolar), stability, Fc functionality, and expression.

37. BioCarta - (polyclonal, peptides)

38. BIOCON - (monoclonal, polyclonal) - in vitro

39. Biodesign International - (monoclonal, polyclonal)

40. Bio-Express - (monoclonal) - custom fermentation and purification of monoclonal antibodies (mg - g amounts), low endotoxin, suited for animal studies

41. Biogenes - (monoclonal, polyclonal, peptides)

42. Bioinvent International - (monoclonal) - human monoclonal antibodies

43. Bionexus - (monoclonal, polyclonal, peptides)

44. BIOO Scientific - (monoclonal, polyclonal)

45. Biosonda - (monoclonal, polyclonal)

46. Bio-Synthesis - (polyclonal, peptides) - a large selection of host animals and antigen design

47. Biotem - (monoclonal, polyclonal, DNA) - custom hybridomas development can be achieved using a variety of immunization types: standard, substractive, in vitro, genetic. This French company also offers full range of other services are available including antibody purfication and modification, assay development, antibody characterization (e.g., affinity constant determination), and cell culture services.

48. Biotrend - (monoclonal, polyclonal, peptides)

49. Bioventix - (monoclonal, polyclonal) - specializing in sheep monoclonal antibodies in up to gram quantities

50. Bioworld - (monoclonal, polyclonal, peptides) - purification and conjugation with specific tags too

51. Brown Family Enterprises - (polyclonal, peptides)

52. Cambridge Research Biochemicals - (monoclonal, polyclonal, peptides) - also specializing in the fluorescent labelling of antibodies

53. Capralogics - (polyclonal) - high volume production of serums for research, discovery, and diagnostic applications. USDA certified "scrapie-free" goats dedicated for diagnostic antibody production. Approved EU collection facility.

54. Cedarlane Laboratories - (monoclonal, polyclonal, peptides)

55. Cell Essentials - (monoclonal, polyclonal, peptides) - bioreactor production and antibody purification

56. Centre Lago - (polyclonal, peptides) - can purify serum

57. Charis Diagnostics - (monoclonal) - specializing in producing monoclonal antibodies to small molecules and assay development

58. Charles River Laboratories - (polyclonal) - Specific Pathogen Free (SPF) chickens produces antibodies without interference or cross-reactivity due to the presence of antibodies to common poultry pathogens.

59. Cocalico Biologicals - (monoclonal, polyclonal)

60. Covalab - (monoclonal, polyclonal, peptides)

61. Covance Research Products - (monoclonal, polyclonal)

62. Creative Biolabs - (monoclonal, polyclonal, peptides) - custom chicken IgY production

63. Custom Monoclonals International - (monoclonal)

64. Cytomol - (monoclonal, polyclonal, peptides, recombinant proteins)

65. Davids Biotechnologie - (monoclonal, polyclonal) - in vitro production, rabbit polyclonals, and egg yolk antibodies

66. DB Biotech - (clonal) - utilizes a new technology that produces clonal antibodies, a pure immunoglobulin fraction that corresponds to a single clone of a B lymphocyte. The company claims the fraction recognizes a single linear epitope of an antigen and is therefore comparable to the specificity of a monoclonal antibody.

67. Diatec - (monoclonal)

68. Dragonfly Sciences - (monoclonal, polyclonal, peptides, recombinant proteins) - specializing in anti-phosphopeptide specific antibodies.

69. eEnzyme - (polyclonal, DNA) - rabbit pAbs using full length recombinant viral proteins or peptides

70. EMBL Monoclonal Antibody Core Facility - (monoclonal)

71. Endocrine Technologies - (monoclonal, polyclonal, peptides)

72. EnoGene - (monoclonal, polyclonal, peptides)

73. Enzymax - (polyclonal) - fusion protein purification for antibody generation

74. Epitomics - (monoclonal, peptides) - rabbit monoclonal, tissue, and DNA based immunization

75. Epytop - (monoclonal, polyclonal, peptides)

76. Eurogentec - (monoclonal, polyclonal, peptides)

77. EXBIO Praha - (monoclonal)

78. First Phase Technologies - specializing in custom antibody and tissue microarrays. They use state of the art printing technologies to print your antibodies on diagnostic substrates.

79. Fitzgerald Industries International - (polyclonal)

80. Fusion Antibodies - (monoclonal, polyclonal, peptides, recombinant proteins) - scFv and Fab production

81. Gallus Immunotech - (monoclonal, polyclonal, peptides) - chicken antibodies

82. GEMAC - (monoclonal, polyclonal) - hapten-carrier conjugation services

83. Geneart - (monoclonal, polyclonal, DNA) - antibody production from cDNA including the genetic immunization of chickens

84. GeneCust - (monoclonal, polyclonal)

85. Genemed Synthesis - (monoclonal, polyclonal, peptides)

86. General Bioscience - (monoclonal, polyclonal, peptides)

87. Genosphere Biotechnologies - (polyclonal, peptides)

88. Genovac - (monoclonal, polyclonal, DNA)

89. Genway Biotech - (polyclonal) - chicken antibodies

90. Global Peptide Services - (polyclonal, peptides) - specializing in the prodcution of phospho-specific polyclonal antibodies

91. Good Biotech - (polyclonal) - "the duck biofactory" - duck egg antibodies

92. Gramsch Laboratories - (monoclonal, polyclonal, peptides)

93. Green Mountain Antibodies - (monoclonal, polyclonal, peptides) - in vitro production

94. Harlan Bioproducts - (monoclonal, polyclonal)

95. Imgenex - (monoclonal, polyclonal)

96. Immunechem - (polyclonal)

97. ImmunoGlobe Antikoerpertechnik - (polyclonal)

98. ImmunoKontact - (monoclonal, polyclonal, peptides)

99. Immuno-Precise Antibodies - (monoclonal) - from immunization to cloned mAbs in 32 days (Rapid-Prime). 10 clones are provided per immunogen and rat mAbs are available.

100. Immunsystem - (polyclonal) - specializing in chicken antibodies

101. Inbio - (monoclonal, polyclonal)

102. Innovagen - (monoclonal, polyclonal, peptides)

103. Invitrogen - (polyclonal, peptide) - antibody purification, conjugation, and online status tracking using EvoTrackTM Online

104. ISL (Immune Systems Ltd) - (monoclonal, polyclonal, peptides)

105. IVD Services - (polyclonal) - rabbits and chickens plus a breeding program to optimize antibody production

106. LAE Biotechnology Company - (monoclonal, polyclonal) - uses linear array technology (LAE) to produce antibodies (including antibodies against self) to submitted sequences without the need for customers to supply proteins or synthetic peptides

107. Lampire Biological Laboratories - (monoclonal, polyclonal) - in vitro production

108. Lee Laboratories - (polyclonal)

109. Leinco - (monoclonal, peptides) - specialities incude the CHO cell transgene expression of monoclonal antibodies and antibody development in Armenian hamsters for in vivo murine studies

110. LifeSpan Biosciences - (polyclonal, peptides) - specializing in the development of immunohistochemistry validated antibodies

111. Maine Biotechnology Services - (monoclonal, polyclonal, peptides) - Custom cGMP monoclonal and polyclonal antibody production & development, including in vitro and ascites production methods. Additional services include purification, affinity purification, and conjugation.

112. Mathison Immuno Scientific - (monoclonal)

113. Medicago - (monoclonal)

114. Mediclone - (monoclonal)

115. Medimabs - (monoclonal, peptides) - including complete protein sequence analysis, peptide design, and antibody purification.

116. MicroPharm - (polyclonal)

117. MilleGen - (polyclonal, peptides) - custom recombinant single chain variable fragments (scFv) antibodies as well

118. Mimotopes - (polyclonal, peptides) - they design, manufacture, and conjugate peptides for Ab production. Conjugated peptide libraries for Ab production can also be provided.

119. ModiQuest - (monoclonal, polyclonal, peptides) - polyclonal (rabbit and chicken) and mouse monoclonal.

120. Moravian Biotechnology - (monoclonal, polyclonal, peptides)

121. Neoclone - (monoclonal) - monoclonals are produced using a retroviral method to immortalize which results in more stable cell lines since the resulting cells are not polyploid. Antibodies are produced more quickly (versus cell fusion) and up to 18 antibody cell lines can be provided for standard projects.

122. New England Peptides - (polyclonal, peptides) - epitope mapping, antigen design, bioinformatics, BLAST, etc...

123. Open Biosystems - (monoclonal, polyclonal, peptides)

124. Orbigen - (monoclonal, polyclonal, peptides)

125. Pacific Immunology - (polyclonal, peptides)

126. Panigen - (monoclonal, polyclonal)

127. Phoenix Pharmaceuticals - (polyclonal, peptides)

128. Precision Antibody - (monoclonal, polyclonal) - custom monoclonal antibodies in less than 40 days

129. PRF&L - (monoclonal, polyclonal)

130. Promab Biotechnologies - (monoclonal) - recombinant protein production and hybridoma cells as well

131. Primorigen - (monoclonal) - immunoassay and microarray development/manufacturing also

132. Proteogenix - (monoclonal, polyclonal, peptides, DNA)

133. ProSci - (monoclonal, polyclonal, peptides) - free antigen design service for peptides

134. QCB - Quality Controlled Biochemicals - (polyclonal, peptides) - antigen design service to identify the antigenic portion of your protein

135. QED Biosciences - (monoclonal, polyclonal, DNA) - anti-idiotype, pharmacologically active, and bifunctional antibody production as well

136. Quality Bioresources - (polyclonal)

137. Quality Controlled Biochemicals Corporation - (polyclonal, peptides)

138. RD-Biotech - (monoclonal, polyclonal) - ascites and in vitro monoclonal antibody production, recombinant protein expression in bacteria and mammalian cells, purification, conjugation, and banking services

139. Rockland - (monoclonal, polyclonal, peptides, DNA) - tissue culture mAb production and DNA based immunizations (with vector construction)

140. SACRI Antibody Services - (monoclonal, polyclonal, peptides) - standard hosts including chickens. Antigen design is also available.

141. Saint Louis University Hybridoma Development Service - (monoclonal)

142. SCL Biosciences - (monoclonal, polyclonal, peptides)

143. Sigma-Genosys - (polyclonal, peptides)

144. Southern Biotechnology Associates - (monoclonal, polyclonal, peptides)

145. Spring Valley Laboratories - (monoclonal, polyclonal, peptides) - polyclonal production in rabbits, mice, rats, guinea pigs, ferrets, sheep, and goats

146. Statens Serum Institut - (monoclonal, polyclonal)

147. Strategic Diagnostics - (monoclonal, polyclonal, DNA) - peptide and immunogen design also

148. Synaptic Systems - (monoclonal, polyclonal, peptides) - development and production of customer-specific rat and mouse monoclonal antibodies and antibody production from customer hybridoma cell lines

149. Thermo Scientific - (monoclonal, polyclonal, DNA)

150. United States Biological - (monoclonal, polyclonal, peptides)

151. Virusys - (monoclonal, polyclonal, peptides) - mouse, rabbit, chicken, goat, sheep, and llama monoclonals

152. Wanger Biotech - (monoclonal, polyclonal) - SPF certified animal facilities, laboratories, and instruments

153. Washington Biotechnology - (monoclonal, polyclonal, peptides)

154. YenZym - (polyclonal, peptides) - offering protein analysis/peptide design

155. Yes Biotech Laboratories - (monoclonal)

156. Yorkshire Bioscience - (monoclonal, polyclonal, peptides)